2024年7月31日发(作者:谌湛静)
Instruction Manual for FrSky
ARCHER PLUS R12+ | SR12+ Receiver
Introduction
The Archer line of receivers has been enhanced further with the addition of the new Archer Plus Series.
The Archer Plus series receivers include some new features. Firstly an enhanced anti-RF-Interference capability
can offer a more solid RF performance, and this is in addition to existing anti-interfere performance in the spark
ignition process. These Plus series receivers are also with both ACCESS and ACCST D16 modes, where the RF
protocol is smart matched during the binding process on the radio. With the Black-Box function, some basic flight
data (like Power & Signal related) can be well preserved.
The R12+ | SR12+ receivers have 12 configurable channel ports*, each channel port can be assigned as PWM,
SBUS, FBUS, or . The R12+ | SR12+ supports full-range signal strength with dual detachable antennas
and guarantees optimal antenna reception and range. The R12+ | SR12+ can be used as a Primary receiver in a
redundant solution by setting a port (Channel Port 1) as SBUS In and connecting to any other FrSky receiver
equipped with an SBUS Out port. With the FBUS protocol, the Archer Plus series receivers can open up the
possibility of seamlessly pairing with multiple telemetry devices (XACT servos, ADV Sensors, etc.) as well as
simplifying the builds setup.
The R12+ | SR12+ also provides a socket that can be used to connect the switch panel to enable the built-in
Power Switch function, and it uses a set of standard XT30 plugs which also provides a safe and efficient way to
provide power. By utilizing together with current overload wires on the channel ports, the connected device can
be safeguarded.
The Archer Plus SR12+ are gyro-stabilized receivers with a built-in 3-axis gyroscope and 3-axis accelerometer
and feature multiple flight modes (Auto-level, Stabilization, Knife-Edge, etc.). The stabilization mode has been
enhanced with 5 additional stabilization channels, providing pin mapping to each channel in the multiple flight
modes.
(*Some features require the support of ACCESS and ETHOS.)
Overview
Switch
GND
VOUT
GND
AIN (max: 32V)
VCC
Upgrade
17.9mm
48.5mm
Warning: Do not plug the additional power supply through other ports (Channel, , SBUS,
FBUS, etc.) while using the battery via XT30 battery connectors to power the receiver.
Note: In ACCST mode, SBUS Out is assigned on Pin11 & is on Pin12.
Specifications
● Dimension: 48.5×33×17.9mm (L×W×H)
● Weight: 21.3g (AP R12+) | 21.5g (AP SR12+)
● Operating Voltage Range: 3.5 -10V (Recommend 2S Li-Batteries)
FrSkyElectronicCo.,tactus:******************
Add:F-4,BuildingC,ZhongxiuTechnologyPark,No.3YuanxiRoad,Wuxi,214125,Jiangsu,ChinaTechnicalSupport:********************
10
9
8
7
6
5
4
3
2
1
R12
11
12
10
9
8
7
6
5
4
3
2
1
0
0
33mm
SR12
11
12
Instruction Manual for FrSky
ARCHER PLUS R12+ | SR12+ Receiver
● Operating Current: <105mA@5V (AP R12+) | <115mA@5V (AP SR12+)
● Continuous Current: ≤20A (power the device) | Instaneous Current: ≤40A (power the device)
● Voltage Measurement Range via AIN2 (External device): 0-35V (Battery Voltage Divider Ratio: 1:10)
● Antenna connector: IPEX1
● Dual XT30 Power Input Connector
● Compatibility: FrSky 2.4GHz ACCESS / ACCST D16 capable transmitters
● 12 Configurable Channel Ports (ACCESS mode)
- CP1: PWM / SBUS Out / FBUS / / SBUS In
- CP2-12: PWM / SBUS Out / FBUS /
● SBUS Out (Supports 16CH / 24CH mode)
Features
● Enhanced Anti RF-Interference Capability with more Solid RF Performance
● Smart-Matched ACCESS & ACCST D16 modes
● Built-in 3-Axis Gyroscope & 3-Axis Accelerometer Sensor (AP SR12+)
● Basic Black-Box Data Record Function
● Built-in Power Switch Function | Match with Different External Switches (Optional)
● 12 Configurable Channel Ports* (PWM, SBUS, FBUS, or )
(Note: In ACCST mode, SBUS Out is assigned on Pin11 & is on Pin12.)
● Supports Signal Redundancy (SBUS In)
● Full Control Range with Telemetry (FBUS / )
● Anti-Interference Capability in the Spark-Ignition Process
● Over-The-Air (OTA) Firmware Update
● External Battery/Device Voltage Detection
LED State
Green LED
On
Flash
On
On
On
Off
Yellow LEDState (Calibration of Accelerometer)
ON
OFF
Flashing
exceeding limits (0.9G,1.1G)
In normal status
Calibration is completed
Red LED
On
Flash
On
Off
Off
On
Blue LED
ON
Flashing
OFF
Status
Register
Register successfully
Bind
Bind successfully
In working
Failsafe
State (Self-check)
Center detection of channel in progress
Max & Min of channels in detecting
Self-check is completed
Registration & Automatic Binding
Follow the step below to finish the registration & binding procedure:
1. For TANDEM X20 as an example, enter into the Model, select RF System, turn on the internal module, select
status [ON] and ACCESS, Then determine the antennas (internal or external) and choose the RF power
according to the actual usage, the ACCESS receiver can be registered to the radio at the moment. (Notice: the
"Registration" process is not required while binding the receiver in ACCST D16 mode.)
FrSkyElectronicCo.,tactus:******************
Add:F-4,BuildingC,ZhongxiuTechnologyPark,No.3YuanxiRoad,Wuxi,214125,Jiangsu,ChinaTechnicalSupport:********************
Instruction Manual for FrSky
ARCHER PLUS R12+ | SR12+ Receiver
2. Connect the battery to the receiver while holding the button on the receiver. The RED LED and GREEN LED
on the receiver will be on, indicating into the [Reg] status.
3. When it shows the Register ID, RX name and UID, click [Register]. The RED LED and GREEN LED on the
receiver will flash, and the transmitter displays [Registration OK ].
4. Power off the receiver.
5. Move the cursor to select any one of the 3 receivers and press [Bind].
6. Connect the battery to the receiver.
7. Select the RX, the GREEN will keep lit, then the transmitter displays [Bind successful].
Note: Once the receiver is registered, the button is not needed anymore in the binding process.
Two independent stabilizing functions (ARCHER PLUS SR12+)
Option 1: The "Stable System 1" allows turning on/off the first group of stabilization channels (CH1-6);
Option 2: The "Stable System 2" allows turning on/off the second group of stabilization channels (CH7-11);.
Note: Pressing the center button
of the left navigation menu
buttons, users can switch to the
second configuration page of
stabilization channels.
Note: The settings for Stable System 1 and 2
are independent, Stab calibration and
self-check should be completed for both stab
systems.
Basic Step Guides-Stabilization Function (ARCHER PLUS SR12+)
a. Model Creation & Make sure the connected receiver is bound to the radio;
b. Ensure stabilization is enabled & Calibrate the gyroscope sensor of the device;
c. Servo connection & Build the stabilization device to the model;
d. Set up the mixer channel and radio switches;
e. Determine the [Wing Type] & [Mounting Type];
f. Check the stabilized channel outputs of the receiver in the Auto-Level mode;
g. Check the stick control of the transmitter in the manual mode;
h. Self-Check of the receiver;
I. Failsafe setting.
Note: Please move to the [DOWNLOAD] section from the product page to download the functional Lua
scripts (Place the decompressed folder in the root directory of the [Scripts] folder on the memory
card to use.)
FrSkyElectronicCo.,tactus:******************
Add:F-4,BuildingC,ZhongxiuTechnologyPark,No.3YuanxiRoad,Wuxi,214125,Jiangsu,ChinaTechnicalSupport:********************
Instruction Manual for FrSky
ARCHER PLUS R12+ | SR12+ Receiver
Gyroscope Sensor Calibration (ARCHER PLUS SR12+)
Ensure the Archer Plus SR12+ stabilization function is enabled.
[System] → [SRX Stable][SRX Stable] → [Stabilizing] → [On]
Move to [SRX Calibration] tool and calibrate the gyroscope sensor
1. The gyroscope of device (6 surfaces) must be calibrated before mounting into the model. Please place the
device on a flat ground or a table, and follow the instruction steps below to calibrate the gyrosope sensor;
2. Make sure the stabilization device with the Logo label side facing upwards laying on the desktop, move to the
radio and enter the [SRX Calibration] tool, and select "click to confirm". At this moment, the yellow LED light
will flash until it lits off, then follow the prompts to calibrate the sensor;
3. Complete the calibration of all the device surfaces. Ensure the values of each axis (X, Y, Z, Mod) is about
1.000 while placing the device in the corresponding direction, and the deviation could be within ±0.1;
4. The calibration is completed if all the steps above are done.
FrSkyElectronicCo.,tactus:******************
Add:F-4,BuildingC,ZhongxiuTechnologyPark,No.3YuanxiRoad,Wuxi,214125,Jiangsu,ChinaTechnicalSupport:********************
Instruction Manual for FrSky
ARCHER PLUS R12+ | SR12+ Receiver
FrSkyElectronicCo.,tactus:******************
Add:F-4,BuildingC,ZhongxiuTechnologyPark,No.3YuanxiRoad,Wuxi,214125,Jiangsu,ChinaTechnicalSupport:********************
Instruction Manual for FrSky
ARCHER PLUS R12+ | SR12+ Receiver
Servo connection & Build the device to the model (ARCHER PLUS SR12+)
Connect the servos to the ports of the stabilization device according to the Channel List.
Note: Please make sure the receiver antenna forwards the nose direction, and with
receiver pins backward.
Number of Channel
CH1
CH2
CH3
CH4
CH5
CH6
CH7
CH8
CH9
CH10
CH11
CH12
CH13
CH14&CH15
CH16
Corresponding parts
on the model
AIL 1
ELE 1
THR
RUD
AIL 2
ELE 2
AIL 3
ELE 3
RUD 2
AIL 4
ELE 4
User-defined
User-defined
User-defined
User-defined
Full name
Aileron
Elevator
Throttle
Rudder
Aileron
Elevator
Aileron
Elevator
Rudder
Aileron
Elevator
Gyro gain adjustment
Flight modes
Emergency mode
Forward
Backward
Gyro gain adjustment of CH13: When the the value of CH13 is in the center, the gain is zero. The gain increases
as the value get bigger. Until the value is ±100%, the gain reaches maximum.
Attentions
CH1~CH12 should be connected to the corresponding servos.
Set up the mixer channel and radio switches
Refer to the Channel List to set the channel and switches. The switch setting of CH13-16 on the picture is for reference.
FrSkyElectronicCo.,tactus:******************
Add:F-4,BuildingC,ZhongxiuTechnologyPark,No.3YuanxiRoad,Wuxi,214125,Jiangsu,ChinaTechnicalSupport:********************
Instruction Manual for FrSky
ARCHER PLUS R12+ | SR12+ Receiver
Move to the [SRX Stable] tool, determine the [WingType] & [Mounting Type];
1
2
1
Wing Type
2
Mounting Type
[Gain] and [Offset] configurations of flight modes
1
2
3
1
Gain - Stab Mode
2
Gain - Auto-Level Mode
3
Gain - Hover Mode
1
2
3
4
1
Gain - Knife Mode
2
Angle Offset - Auto-Level Mode
3
Angle Offset - Hover Mode
4
Angle Offset - Knife Mode
Check whether the reaction of the wing servo is in line with the flight attitude caption below in the
[Auto-Level] mode. If not, please try to invert the corresponding channel output in the [SRX Stable] tool.
Inspection of flight attitude
To ensure flight safety, checking the compensation direction of the model is strongly recommended.
Activating auto level mode will produce a strong deflection on AIL and ELE, which is used to check the response
of aileron and elevator. Also, activating Knife-edge and Hover mode will have the same reaction on the rudder.
FrSkyElectronicCo.,tactus:******************
Add:F-4,BuildingC,ZhongxiuTechnologyPark,No.3YuanxiRoad,Wuxi,214125,Jiangsu,ChinaTechnicalSupport:********************
Instruction Manual for FrSky
ARCHER PLUS R12+ | SR12+ Receiver
When the plane is rotated left or right (Roll),
ailerons should have the correcting actions
as illustrated.
When the plane is rotated up or down
(Pitch), elevators should have the correcting
actions as illustrated.
When the plane is rotated to left or right
(Yaw), rudders should have the correcting
actions as illustrated.
After changing the compensation direction, make sure to check it again on the actual model.
Note:
If the compensation direction is incorrect, please reverse the corresponding channel as illustrated
above through the [SRX Stable] tool.
Check whether the reaction of the wing servo is in line with the radio stick operation in the [Manual]
mode. If not, please try to invert the corresponding channel output by pressing the channel bar in the
[Output] tool.
FrSkyElectronicCo.,tactus:******************
Add:F-4,BuildingC,ZhongxiuTechnologyPark,No.3YuanxiRoad,Wuxi,214125,Jiangsu,ChinaTechnicalSupport:********************
Instruction Manual for FrSky
ARCHER PLUS R12+ | SR12+ Receiver
Self Check (ARCHER PLUS SR12+)
1. Make sure the model is in a horizontal position on the ground, then put the throttle to 0, and keep the other channels
in the center position.
2. Move to [
System] and enter the [SRX Stable] tool to turn on [Self Check], then the blue LED light turns on. Once the
blue LED starts flashing, we can calibrate the maximum travel of stick channels (excluding the throttle channel).
3. If the calibration is completed, the LED turns off and the servos react left and right to indicate that the calibration
process is completed.
Do the Self-Check in the [SRX Stable] tool.[System] → [SRX Stable] → [Self-Check]
Note: To do the Self-Check of the stabilization device, please ensure the stabilization function is
enabled. Enter the [SRX Stable] tool and turn On the [Stabilizing], then quit the [SRX Stable] tool and
back into this tool again, now the [Self-Check] function is capable to enable.
How to set the flight modes (ARCHER PLUS SR12+)
Quick Mode
It supports stabilization mode, auto-level mode, and manual (Gyroscope is off) mode and configured through
CH14. What’s more, an emergency mode is added to configure automatic level mode default through CH16.
The precise configuration is written below.
Note:
The default mode of Archer Plus SR12+ is
Quick Mode.
- If Quick Mode is applied, there is no Knife
Edge or (3D) Hover Mode.
- CH15 is not used when using Quick Mode.
Note:
Due to the RSSI data from the R9 receiver
using the same channel (CH16) as the Emergency
Mode in Quick Mode of New stabilization receivers
(Archer Plus, TD, and TW stabilization receivers),
so while using the R9 series as the redundant
receiver, please make sure the Quick Mode is
entirely disabled (NOT just in "Off" status) (1.0.6
or older versions).
Flight Mode
None
Stabilization Mode
Automatical Level Mode
Emergency Mode (Automatic Level Mode)
Enable the Quick Mode in the [SRX Stable] tool.
Channel
CH14 (3 pos SW)
Position
SW Down
SW Mid
SW Up
CH16 (3 pos SW)SW Down
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Add:F-4,BuildingC,ZhongxiuTechnologyPark,No.3YuanxiRoad,Wuxi,214125,Jiangsu,ChinaTechnicalSupport:********************
Instruction Manual for FrSky
ARCHER PLUS R12+ | SR12+ Receiver
Note: The Emergency Mode is canceled from the firmware version 1.0.7 or later versions, the Quick
Mode does not need to be disabled while using the R9 series receivers as the redundant receiver.
Conventional Mode
It supports stabilization mode and manual (Gyroscope is off) mode and configured through CH14&15. The
precise configuration is Written below.
Flight mode
CH14 (3 pos SW)
CH15 (3 pos SW)
Stabilization
CH14 SW Down
&
CH15 SW Mid
Automatic
level
CH14 SW Down
&
CH15 SW Down
Hover
CH14 SW Down
&
CH15 SW Up
Knife-Edge
CH14 SW Up
&
CH15 SW Mid
Off
CH14 SW-Mid
Model Configuration Reference (ARCHER PLUS SR12+)
Conventional Model
Layout
Flight mode
CH14 (3 pos SW)
CH15 (3 pos SW)
Stabilization
CH14>M+H
(CH14 SW Down)
M-H (CH15 SW Mid) Automatic level CH14>M+H (CH14 SW Down) CH15>M+H (CH15 SW Down) Hover CH14>M+H (CH14 SW Down) CH15 (CH15 SW Up) Knife-Edge CH14 (CH14 SW Up) M-H (CH15 SW Mid) Off CH14 SW-Mid Note: M: represents a neutral signal period (1500μs) H: represents the time of required signal change to activate the mode (50μs). When the factory settings are selected, the switch position shown above represents the required modes. Delta wing & Flying wing & V-tail Layout of Delta wing / Flying wing Layout of V-tail The available flight modes can be assigned to CH14 with a three-position switch. Flight mode CH14 Stabilization CH14>M+H (CH14 SW Down) Auto Level CH14 (CH14 SW Up) Off CH14 SW-Mid FrSkyElectronicCo.,tactus:****************** Add:F-4,BuildingC,ZhongxiuTechnologyPark,No.3YuanxiRoad,Wuxi,214125,Jiangsu,ChinaTechnicalSupport:******************** Instruction Manual for FrSky ARCHER PLUS R12+ | SR12+ Receiver 1. When Delta wing/Flying wing is selected, the signal produced by the transmitter should be without active mixes on the channels related to AIL and ELE. Archer Plus SR12+ will mix the AIL (CH1) and ELE (CH2) input signal with a fixed mix percentage automatically. 2. When V-tail type is selected, the signal produced by the transmitter should be without active mixes on the channels related to ELE and RUD. Archer Plus SR12+ will mix the ELE (CH2) and RUD (CH4) input signal with a fixed mix percentage automatically. Stabilization: When the model is activated, Archer Plus SR12+ will compensate with external forces (wind) as soon as receiving commands from the transmitter. This function is used to enhance the stability of the model on three axis (Pitch, Roll, YAW). CH13 could be used to adjust gyro gain by assigning a knob or a slider, changing the sensitivity of the counteracting signal produced by the internal three-axis gyroscope. Automatic level: When the mode is activated, Archer Plus SR12+ will make the model return to level orientation with internal three-axis accelerometer and three-axis gyroscope on AIL and ELE channels after the sticks being released to neutral. RUD channel works in stabilization mode only. Hover: When the mode is activated, Archer Plus SR12+ will make the nose of the model straight up with internal three-axis accelerometer and three-axis gyroscope on RUD and ELE channels (ELE and RUD inputs are not required). Under this mode, AIL is used to control the rotation of the model and THR adjust the altitude. AIL channel works in stabilization mode only. Knife-egde mode: When the mode is activated, Archer Plus SR12+ will roll the plane on a certain side (wing points up) with internal three-axis accelerometer and three-axis gyroscope on RUD and AIL , AIL inputs are not required. While the mode steering is done with ELE, altitude will be maintained with THR/RUD. ELE channel operates in stabilization mode only. Off: When the mode is activated, Archer Plus SR12+ will transmit the received commands produced by the transmitter to the model without compensating. How to Switch High PWM Speed mode 1. The factory default setting is OFF . 2. To go to the receiver [Options], select On to active high speed mode . Warning: High PWM speed mode is only applied for digital servos. Turn off High PWM Speed mode when using analog servo, otherwise servos will get hot and may burn out. FrSkyElectronicCo.,tactus:****************** Add:F-4,BuildingC,ZhongxiuTechnologyPark,No.3YuanxiRoad,Wuxi,214125,Jiangsu,ChinaTechnicalSupport:******************** Instruction Manual for FrSky ARCHER PLUS R12+ | SR12+ Receiver How to switch the /SBUS OUT/SBUS IN/FBUS Enter into the [Set] of the FBUS//SBUS Out/SBUS In for the channel ports. Note: SBUS In can be set to Pin1 only. How to switch SBUS channel mode Enter into RX Settings. Click [SBUS], then select SBUS-16 mode or SBUS-24 mode. Black Box Black box records flight data, e.g, RX Reset Case, RSSI, VFR and so on. For TANDEM X20 as an example, to get flight data, please go to RF System-[Set]-[Flight Data Record]. FrSkyElectronicCo.,tactus:****************** Add:F-4,BuildingC,ZhongxiuTechnologyPark,No.3YuanxiRoad,Wuxi,214125,Jiangsu,ChinaTechnicalSupport:******************** Instruction Manual for FrSky ARCHER PLUS R12+ | SR12+ Receiver About OTA function Go to the [File manager], and select the FW, press the enter button, select [Flash RX by ]. Power on the receiver, select the RX, go to the [ENTER], complete the flash process, the transmitter will display [Success]. Wait for 3 seconds, the receiver works properly at the moment. Note: Please do not do the binding operation in the near range while the firmware upgrading in progress. Note: Update the firmware after the receiver getting registered (OTA). Range Check A pre-flight range check should be done before every flight, in case the signal loss is caused by the reflection of the signal by the nearby metal fence or concrete, and the shading of the signal by buildings or trees during the actual flight. 1. Place the model at least 60 cm (2 feet) above the non-metal contaminated ground (such as on a wooden bench). The receiving antenna should be in a vertical position. 2. Ener the ETHOS system, move to the "RF System", scroll the Encoder to select "RANGE" mode and press Encoder. In range check mode, the effective distance will be decreased to 1/30. How to set Failsafe There are 3 failsafe modes when the setting is enabled: No Pulse, Hold, and Custom mode. ● No Pulses Mode: On loss of signal, the receiver produces no pulses on any pwm channel. To use this mode, select it in the menu and wait 9 seconds for the failsafe to take effect. ● Hold Mode: The receiver continues to output the last positions before the signal was lost. To use this mode, select it in the menu and wait 9 seconds for the failsafe to take effect. ● Custom Mode: Pre-set to required positions on the lost signal. Move the cursor to the failsafe mode of the channel and press Encoder, then choose the Custom mode. Move the cursor to the channel you want to set failsafe On and press Encoder. Then rotate the Encoder to set your failsafe for each channel and short-press the Encoder to finish the setting. Wait 9 seconds for the failsafe to take effect. FrSkyElectronicCo.,tactus:****************** Add:F-4,BuildingC,ZhongxiuTechnologyPark,No.3YuanxiRoad,Wuxi,214125,Jiangsu,ChinaTechnicalSupport:******************** Instruction Manual for FrSky ARCHER PLUS R12+ | SR12+ Receiver Note: ● If the failsafe is not set, the model will always work with the last working status before the signal is lost. That could cause potential damage. ● When the failsafe is disabled on the RF module side, the receiver defaults to Hold mode. ● When in No Pulses Mode, do not set the Failsafe to No Pulses Mode for the SBUS port as it will keep the signal output continuously,Please set "Hold" or "Custom" mode for the SBUS port. FCC STATEMENT 1. This device complies with Part 15 of the FCC Rules. Operation is subject to the following two conditions: 1) This device may not cause harmful interference. 2) This device must accept any interference received, including interference that may cause undesired operation. 2. Changes or modifications not expressly approved by the party responsible for compliance could void the user's authority to operate the equipment. NOTE: This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to Part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interfer- ence in a residential installation. This equipment generates uses and can radiate transmitter frequency energy and, if not installed and used in accordance with the instructions, may cause harmful interference to transmitter communications. However, there is no guarantee that interference will not occur in a particular installation. If this equipment does cause harmful interference to transmitter or television reception, which can be determined by turning the equipment off and on, the user is encouraged to try to correct the interference by one or more of the following measures: - Reorient or relocate the receiving antenna. - Increase the separation between the equipment and receiver. - Connect the equipment into an outlet on a circuit different from that to which the receiver is connected. - Consult the dealer or an experienced transmitter/TV technician for help. FrSky is continuously adding features and improvements to our products. To get the most from your product, please check the download section of the FrSky website for the latest update firmware and manuals FrSkyElectronicCo.,tactus:****************** Add:F-4,BuildingC,ZhongxiuTechnologyPark,No.3YuanxiRoad,Wuxi,214125,Jiangsu,ChinaTechnicalSupport:******************** 2024年7月31日发(作者:谌湛静) Instruction Manual for FrSky ARCHER PLUS R12+ | SR12+ Receiver Introduction The Archer line of receivers has been enhanced further with the addition of the new Archer Plus Series. The Archer Plus series receivers include some new features. Firstly an enhanced anti-RF-Interference capability can offer a more solid RF performance, and this is in addition to existing anti-interfere performance in the spark ignition process. These Plus series receivers are also with both ACCESS and ACCST D16 modes, where the RF protocol is smart matched during the binding process on the radio. With the Black-Box function, some basic flight data (like Power & Signal related) can be well preserved. The R12+ | SR12+ receivers have 12 configurable channel ports*, each channel port can be assigned as PWM, SBUS, FBUS, or . The R12+ | SR12+ supports full-range signal strength with dual detachable antennas and guarantees optimal antenna reception and range. The R12+ | SR12+ can be used as a Primary receiver in a redundant solution by setting a port (Channel Port 1) as SBUS In and connecting to any other FrSky receiver equipped with an SBUS Out port. With the FBUS protocol, the Archer Plus series receivers can open up the possibility of seamlessly pairing with multiple telemetry devices (XACT servos, ADV Sensors, etc.) as well as simplifying the builds setup. The R12+ | SR12+ also provides a socket that can be used to connect the switch panel to enable the built-in Power Switch function, and it uses a set of standard XT30 plugs which also provides a safe and efficient way to provide power. By utilizing together with current overload wires on the channel ports, the connected device can be safeguarded. The Archer Plus SR12+ are gyro-stabilized receivers with a built-in 3-axis gyroscope and 3-axis accelerometer and feature multiple flight modes (Auto-level, Stabilization, Knife-Edge, etc.). The stabilization mode has been enhanced with 5 additional stabilization channels, providing pin mapping to each channel in the multiple flight modes. (*Some features require the support of ACCESS and ETHOS.) Overview Switch GND VOUT GND AIN (max: 32V) VCC Upgrade 17.9mm 48.5mm Warning: Do not plug the additional power supply through other ports (Channel, , SBUS, FBUS, etc.) while using the battery via XT30 battery connectors to power the receiver. Note: In ACCST mode, SBUS Out is assigned on Pin11 & is on Pin12. Specifications ● Dimension: 48.5×33×17.9mm (L×W×H) ● Weight: 21.3g (AP R12+) | 21.5g (AP SR12+) ● Operating Voltage Range: 3.5 -10V (Recommend 2S Li-Batteries) FrSkyElectronicCo.,tactus:****************** Add:F-4,BuildingC,ZhongxiuTechnologyPark,No.3YuanxiRoad,Wuxi,214125,Jiangsu,ChinaTechnicalSupport:******************** 10 9 8 7 6 5 4 3 2 1 R12 11 12 10 9 8 7 6 5 4 3 2 1 0 0 33mm SR12 11 12 Instruction Manual for FrSky ARCHER PLUS R12+ | SR12+ Receiver ● Operating Current: <105mA@5V (AP R12+) | <115mA@5V (AP SR12+) ● Continuous Current: ≤20A (power the device) | Instaneous Current: ≤40A (power the device) ● Voltage Measurement Range via AIN2 (External device): 0-35V (Battery Voltage Divider Ratio: 1:10) ● Antenna connector: IPEX1 ● Dual XT30 Power Input Connector ● Compatibility: FrSky 2.4GHz ACCESS / ACCST D16 capable transmitters ● 12 Configurable Channel Ports (ACCESS mode) - CP1: PWM / SBUS Out / FBUS / / SBUS In - CP2-12: PWM / SBUS Out / FBUS / ● SBUS Out (Supports 16CH / 24CH mode) Features ● Enhanced Anti RF-Interference Capability with more Solid RF Performance ● Smart-Matched ACCESS & ACCST D16 modes ● Built-in 3-Axis Gyroscope & 3-Axis Accelerometer Sensor (AP SR12+) ● Basic Black-Box Data Record Function ● Built-in Power Switch Function | Match with Different External Switches (Optional) ● 12 Configurable Channel Ports* (PWM, SBUS, FBUS, or ) (Note: In ACCST mode, SBUS Out is assigned on Pin11 & is on Pin12.) ● Supports Signal Redundancy (SBUS In) ● Full Control Range with Telemetry (FBUS / ) ● Anti-Interference Capability in the Spark-Ignition Process ● Over-The-Air (OTA) Firmware Update ● External Battery/Device Voltage Detection LED State Green LED On Flash On On On Off Yellow LEDState (Calibration of Accelerometer) ON OFF Flashing exceeding limits (0.9G,1.1G) In normal status Calibration is completed Red LED On Flash On Off Off On Blue LED ON Flashing OFF Status Register Register successfully Bind Bind successfully In working Failsafe State (Self-check) Center detection of channel in progress Max & Min of channels in detecting Self-check is completed Registration & Automatic Binding Follow the step below to finish the registration & binding procedure: 1. For TANDEM X20 as an example, enter into the Model, select RF System, turn on the internal module, select status [ON] and ACCESS, Then determine the antennas (internal or external) and choose the RF power according to the actual usage, the ACCESS receiver can be registered to the radio at the moment. (Notice: the "Registration" process is not required while binding the receiver in ACCST D16 mode.) FrSkyElectronicCo.,tactus:****************** Add:F-4,BuildingC,ZhongxiuTechnologyPark,No.3YuanxiRoad,Wuxi,214125,Jiangsu,ChinaTechnicalSupport:******************** Instruction Manual for FrSky ARCHER PLUS R12+ | SR12+ Receiver 2. Connect the battery to the receiver while holding the button on the receiver. The RED LED and GREEN LED on the receiver will be on, indicating into the [Reg] status. 3. When it shows the Register ID, RX name and UID, click [Register]. The RED LED and GREEN LED on the receiver will flash, and the transmitter displays [Registration OK ]. 4. Power off the receiver. 5. Move the cursor to select any one of the 3 receivers and press [Bind]. 6. Connect the battery to the receiver. 7. Select the RX, the GREEN will keep lit, then the transmitter displays [Bind successful]. Note: Once the receiver is registered, the button is not needed anymore in the binding process. Two independent stabilizing functions (ARCHER PLUS SR12+) Option 1: The "Stable System 1" allows turning on/off the first group of stabilization channels (CH1-6); Option 2: The "Stable System 2" allows turning on/off the second group of stabilization channels (CH7-11);. Note: Pressing the center button of the left navigation menu buttons, users can switch to the second configuration page of stabilization channels. Note: The settings for Stable System 1 and 2 are independent, Stab calibration and self-check should be completed for both stab systems. Basic Step Guides-Stabilization Function (ARCHER PLUS SR12+) a. Model Creation & Make sure the connected receiver is bound to the radio; b. Ensure stabilization is enabled & Calibrate the gyroscope sensor of the device; c. Servo connection & Build the stabilization device to the model; d. Set up the mixer channel and radio switches; e. Determine the [Wing Type] & [Mounting Type]; f. Check the stabilized channel outputs of the receiver in the Auto-Level mode; g. Check the stick control of the transmitter in the manual mode; h. Self-Check of the receiver; I. Failsafe setting. Note: Please move to the [DOWNLOAD] section from the product page to download the functional Lua scripts (Place the decompressed folder in the root directory of the [Scripts] folder on the memory card to use.) FrSkyElectronicCo.,tactus:****************** Add:F-4,BuildingC,ZhongxiuTechnologyPark,No.3YuanxiRoad,Wuxi,214125,Jiangsu,ChinaTechnicalSupport:******************** Instruction Manual for FrSky ARCHER PLUS R12+ | SR12+ Receiver Gyroscope Sensor Calibration (ARCHER PLUS SR12+) Ensure the Archer Plus SR12+ stabilization function is enabled. [System] → [SRX Stable][SRX Stable] → [Stabilizing] → [On] Move to [SRX Calibration] tool and calibrate the gyroscope sensor 1. The gyroscope of device (6 surfaces) must be calibrated before mounting into the model. Please place the device on a flat ground or a table, and follow the instruction steps below to calibrate the gyrosope sensor; 2. Make sure the stabilization device with the Logo label side facing upwards laying on the desktop, move to the radio and enter the [SRX Calibration] tool, and select "click to confirm". At this moment, the yellow LED light will flash until it lits off, then follow the prompts to calibrate the sensor; 3. Complete the calibration of all the device surfaces. Ensure the values of each axis (X, Y, Z, Mod) is about 1.000 while placing the device in the corresponding direction, and the deviation could be within ±0.1; 4. The calibration is completed if all the steps above are done. FrSkyElectronicCo.,tactus:****************** Add:F-4,BuildingC,ZhongxiuTechnologyPark,No.3YuanxiRoad,Wuxi,214125,Jiangsu,ChinaTechnicalSupport:******************** Instruction Manual for FrSky ARCHER PLUS R12+ | SR12+ Receiver FrSkyElectronicCo.,tactus:****************** Add:F-4,BuildingC,ZhongxiuTechnologyPark,No.3YuanxiRoad,Wuxi,214125,Jiangsu,ChinaTechnicalSupport:******************** Instruction Manual for FrSky ARCHER PLUS R12+ | SR12+ Receiver Servo connection & Build the device to the model (ARCHER PLUS SR12+) Connect the servos to the ports of the stabilization device according to the Channel List. Note: Please make sure the receiver antenna forwards the nose direction, and with receiver pins backward. Number of Channel CH1 CH2 CH3 CH4 CH5 CH6 CH7 CH8 CH9 CH10 CH11 CH12 CH13 CH14&CH15 CH16 Corresponding parts on the model AIL 1 ELE 1 THR RUD AIL 2 ELE 2 AIL 3 ELE 3 RUD 2 AIL 4 ELE 4 User-defined User-defined User-defined User-defined Full name Aileron Elevator Throttle Rudder Aileron Elevator Aileron Elevator Rudder Aileron Elevator Gyro gain adjustment Flight modes Emergency mode Forward Backward Gyro gain adjustment of CH13: When the the value of CH13 is in the center, the gain is zero. The gain increases as the value get bigger. Until the value is ±100%, the gain reaches maximum. Attentions CH1~CH12 should be connected to the corresponding servos. Set up the mixer channel and radio switches Refer to the Channel List to set the channel and switches. The switch setting of CH13-16 on the picture is for reference. FrSkyElectronicCo.,tactus:****************** Add:F-4,BuildingC,ZhongxiuTechnologyPark,No.3YuanxiRoad,Wuxi,214125,Jiangsu,ChinaTechnicalSupport:******************** Instruction Manual for FrSky ARCHER PLUS R12+ | SR12+ Receiver Move to the [SRX Stable] tool, determine the [WingType] & [Mounting Type]; 1 2 1 Wing Type 2 Mounting Type [Gain] and [Offset] configurations of flight modes 1 2 3 1 Gain - Stab Mode 2 Gain - Auto-Level Mode 3 Gain - Hover Mode 1 2 3 4 1 Gain - Knife Mode 2 Angle Offset - Auto-Level Mode 3 Angle Offset - Hover Mode 4 Angle Offset - Knife Mode Check whether the reaction of the wing servo is in line with the flight attitude caption below in the [Auto-Level] mode. If not, please try to invert the corresponding channel output in the [SRX Stable] tool. Inspection of flight attitude To ensure flight safety, checking the compensation direction of the model is strongly recommended. Activating auto level mode will produce a strong deflection on AIL and ELE, which is used to check the response of aileron and elevator. Also, activating Knife-edge and Hover mode will have the same reaction on the rudder. FrSkyElectronicCo.,tactus:****************** Add:F-4,BuildingC,ZhongxiuTechnologyPark,No.3YuanxiRoad,Wuxi,214125,Jiangsu,ChinaTechnicalSupport:******************** Instruction Manual for FrSky ARCHER PLUS R12+ | SR12+ Receiver When the plane is rotated left or right (Roll), ailerons should have the correcting actions as illustrated. When the plane is rotated up or down (Pitch), elevators should have the correcting actions as illustrated. When the plane is rotated to left or right (Yaw), rudders should have the correcting actions as illustrated. After changing the compensation direction, make sure to check it again on the actual model. Note: If the compensation direction is incorrect, please reverse the corresponding channel as illustrated above through the [SRX Stable] tool. Check whether the reaction of the wing servo is in line with the radio stick operation in the [Manual] mode. If not, please try to invert the corresponding channel output by pressing the channel bar in the [Output] tool. FrSkyElectronicCo.,tactus:****************** Add:F-4,BuildingC,ZhongxiuTechnologyPark,No.3YuanxiRoad,Wuxi,214125,Jiangsu,ChinaTechnicalSupport:******************** Instruction Manual for FrSky ARCHER PLUS R12+ | SR12+ Receiver Self Check (ARCHER PLUS SR12+) 1. Make sure the model is in a horizontal position on the ground, then put the throttle to 0, and keep the other channels in the center position. 2. Move to [ System] and enter the [SRX Stable] tool to turn on [Self Check], then the blue LED light turns on. Once the blue LED starts flashing, we can calibrate the maximum travel of stick channels (excluding the throttle channel). 3. If the calibration is completed, the LED turns off and the servos react left and right to indicate that the calibration process is completed. Do the Self-Check in the [SRX Stable] tool.[System] → [SRX Stable] → [Self-Check] Note: To do the Self-Check of the stabilization device, please ensure the stabilization function is enabled. Enter the [SRX Stable] tool and turn On the [Stabilizing], then quit the [SRX Stable] tool and back into this tool again, now the [Self-Check] function is capable to enable. How to set the flight modes (ARCHER PLUS SR12+) Quick Mode It supports stabilization mode, auto-level mode, and manual (Gyroscope is off) mode and configured through CH14. What’s more, an emergency mode is added to configure automatic level mode default through CH16. The precise configuration is written below. Note: The default mode of Archer Plus SR12+ is Quick Mode. - If Quick Mode is applied, there is no Knife Edge or (3D) Hover Mode. - CH15 is not used when using Quick Mode. Note: Due to the RSSI data from the R9 receiver using the same channel (CH16) as the Emergency Mode in Quick Mode of New stabilization receivers (Archer Plus, TD, and TW stabilization receivers), so while using the R9 series as the redundant receiver, please make sure the Quick Mode is entirely disabled (NOT just in "Off" status) (1.0.6 or older versions). Flight Mode None Stabilization Mode Automatical Level Mode Emergency Mode (Automatic Level Mode) Enable the Quick Mode in the [SRX Stable] tool. Channel CH14 (3 pos SW) Position SW Down SW Mid SW Up CH16 (3 pos SW)SW Down FrSkyElectronicCo.,tactus:****************** Add:F-4,BuildingC,ZhongxiuTechnologyPark,No.3YuanxiRoad,Wuxi,214125,Jiangsu,ChinaTechnicalSupport:******************** Instruction Manual for FrSky ARCHER PLUS R12+ | SR12+ Receiver Note: The Emergency Mode is canceled from the firmware version 1.0.7 or later versions, the Quick Mode does not need to be disabled while using the R9 series receivers as the redundant receiver. Conventional Mode It supports stabilization mode and manual (Gyroscope is off) mode and configured through CH14&15. The precise configuration is Written below. Flight mode CH14 (3 pos SW) CH15 (3 pos SW) Stabilization CH14 SW Down & CH15 SW Mid Automatic level CH14 SW Down & CH15 SW Down Hover CH14 SW Down & CH15 SW Up Knife-Edge CH14 SW Up & CH15 SW Mid Off CH14 SW-Mid Model Configuration Reference (ARCHER PLUS SR12+) Conventional Model Layout Flight mode CH14 (3 pos SW) CH15 (3 pos SW) Stabilization CH14>M+H (CH14 SW Down) M-H (CH15 SW Mid) Automatic level CH14>M+H (CH14 SW Down) CH15>M+H (CH15 SW Down) Hover CH14>M+H (CH14 SW Down) CH15 (CH15 SW Up) Knife-Edge CH14 (CH14 SW Up) M-H (CH15 SW Mid) Off CH14 SW-Mid Note: M: represents a neutral signal period (1500μs) H: represents the time of required signal change to activate the mode (50μs). When the factory settings are selected, the switch position shown above represents the required modes. Delta wing & Flying wing & V-tail Layout of Delta wing / Flying wing Layout of V-tail The available flight modes can be assigned to CH14 with a three-position switch. Flight mode CH14 Stabilization CH14>M+H (CH14 SW Down) Auto Level CH14 (CH14 SW Up) Off CH14 SW-Mid FrSkyElectronicCo.,tactus:****************** Add:F-4,BuildingC,ZhongxiuTechnologyPark,No.3YuanxiRoad,Wuxi,214125,Jiangsu,ChinaTechnicalSupport:******************** Instruction Manual for FrSky ARCHER PLUS R12+ | SR12+ Receiver 1. When Delta wing/Flying wing is selected, the signal produced by the transmitter should be without active mixes on the channels related to AIL and ELE. Archer Plus SR12+ will mix the AIL (CH1) and ELE (CH2) input signal with a fixed mix percentage automatically. 2. When V-tail type is selected, the signal produced by the transmitter should be without active mixes on the channels related to ELE and RUD. Archer Plus SR12+ will mix the ELE (CH2) and RUD (CH4) input signal with a fixed mix percentage automatically. Stabilization: When the model is activated, Archer Plus SR12+ will compensate with external forces (wind) as soon as receiving commands from the transmitter. This function is used to enhance the stability of the model on three axis (Pitch, Roll, YAW). CH13 could be used to adjust gyro gain by assigning a knob or a slider, changing the sensitivity of the counteracting signal produced by the internal three-axis gyroscope. Automatic level: When the mode is activated, Archer Plus SR12+ will make the model return to level orientation with internal three-axis accelerometer and three-axis gyroscope on AIL and ELE channels after the sticks being released to neutral. RUD channel works in stabilization mode only. Hover: When the mode is activated, Archer Plus SR12+ will make the nose of the model straight up with internal three-axis accelerometer and three-axis gyroscope on RUD and ELE channels (ELE and RUD inputs are not required). Under this mode, AIL is used to control the rotation of the model and THR adjust the altitude. AIL channel works in stabilization mode only. Knife-egde mode: When the mode is activated, Archer Plus SR12+ will roll the plane on a certain side (wing points up) with internal three-axis accelerometer and three-axis gyroscope on RUD and AIL , AIL inputs are not required. While the mode steering is done with ELE, altitude will be maintained with THR/RUD. ELE channel operates in stabilization mode only. Off: When the mode is activated, Archer Plus SR12+ will transmit the received commands produced by the transmitter to the model without compensating. How to Switch High PWM Speed mode 1. The factory default setting is OFF . 2. To go to the receiver [Options], select On to active high speed mode . Warning: High PWM speed mode is only applied for digital servos. Turn off High PWM Speed mode when using analog servo, otherwise servos will get hot and may burn out. FrSkyElectronicCo.,tactus:****************** Add:F-4,BuildingC,ZhongxiuTechnologyPark,No.3YuanxiRoad,Wuxi,214125,Jiangsu,ChinaTechnicalSupport:******************** Instruction Manual for FrSky ARCHER PLUS R12+ | SR12+ Receiver How to switch the /SBUS OUT/SBUS IN/FBUS Enter into the [Set] of the FBUS//SBUS Out/SBUS In for the channel ports. Note: SBUS In can be set to Pin1 only. How to switch SBUS channel mode Enter into RX Settings. Click [SBUS], then select SBUS-16 mode or SBUS-24 mode. Black Box Black box records flight data, e.g, RX Reset Case, RSSI, VFR and so on. For TANDEM X20 as an example, to get flight data, please go to RF System-[Set]-[Flight Data Record]. FrSkyElectronicCo.,tactus:****************** Add:F-4,BuildingC,ZhongxiuTechnologyPark,No.3YuanxiRoad,Wuxi,214125,Jiangsu,ChinaTechnicalSupport:******************** Instruction Manual for FrSky ARCHER PLUS R12+ | SR12+ Receiver About OTA function Go to the [File manager], and select the FW, press the enter button, select [Flash RX by ]. Power on the receiver, select the RX, go to the [ENTER], complete the flash process, the transmitter will display [Success]. Wait for 3 seconds, the receiver works properly at the moment. Note: Please do not do the binding operation in the near range while the firmware upgrading in progress. Note: Update the firmware after the receiver getting registered (OTA). Range Check A pre-flight range check should be done before every flight, in case the signal loss is caused by the reflection of the signal by the nearby metal fence or concrete, and the shading of the signal by buildings or trees during the actual flight. 1. Place the model at least 60 cm (2 feet) above the non-metal contaminated ground (such as on a wooden bench). The receiving antenna should be in a vertical position. 2. Ener the ETHOS system, move to the "RF System", scroll the Encoder to select "RANGE" mode and press Encoder. In range check mode, the effective distance will be decreased to 1/30. How to set Failsafe There are 3 failsafe modes when the setting is enabled: No Pulse, Hold, and Custom mode. ● No Pulses Mode: On loss of signal, the receiver produces no pulses on any pwm channel. To use this mode, select it in the menu and wait 9 seconds for the failsafe to take effect. ● Hold Mode: The receiver continues to output the last positions before the signal was lost. To use this mode, select it in the menu and wait 9 seconds for the failsafe to take effect. ● Custom Mode: Pre-set to required positions on the lost signal. Move the cursor to the failsafe mode of the channel and press Encoder, then choose the Custom mode. Move the cursor to the channel you want to set failsafe On and press Encoder. Then rotate the Encoder to set your failsafe for each channel and short-press the Encoder to finish the setting. Wait 9 seconds for the failsafe to take effect. FrSkyElectronicCo.,tactus:****************** Add:F-4,BuildingC,ZhongxiuTechnologyPark,No.3YuanxiRoad,Wuxi,214125,Jiangsu,ChinaTechnicalSupport:******************** Instruction Manual for FrSky ARCHER PLUS R12+ | SR12+ Receiver Note: ● If the failsafe is not set, the model will always work with the last working status before the signal is lost. That could cause potential damage. ● When the failsafe is disabled on the RF module side, the receiver defaults to Hold mode. ● When in No Pulses Mode, do not set the Failsafe to No Pulses Mode for the SBUS port as it will keep the signal output continuously,Please set "Hold" or "Custom" mode for the SBUS port. FCC STATEMENT 1. This device complies with Part 15 of the FCC Rules. Operation is subject to the following two conditions: 1) This device may not cause harmful interference. 2) This device must accept any interference received, including interference that may cause undesired operation. 2. Changes or modifications not expressly approved by the party responsible for compliance could void the user's authority to operate the equipment. NOTE: This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to Part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interfer- ence in a residential installation. This equipment generates uses and can radiate transmitter frequency energy and, if not installed and used in accordance with the instructions, may cause harmful interference to transmitter communications. However, there is no guarantee that interference will not occur in a particular installation. If this equipment does cause harmful interference to transmitter or television reception, which can be determined by turning the equipment off and on, the user is encouraged to try to correct the interference by one or more of the following measures: - Reorient or relocate the receiving antenna. - Increase the separation between the equipment and receiver. - Connect the equipment into an outlet on a circuit different from that to which the receiver is connected. - Consult the dealer or an experienced transmitter/TV technician for help. FrSky is continuously adding features and improvements to our products. To get the most from your product, please check the download section of the FrSky website for the latest update firmware and manuals FrSkyElectronicCo.,tactus:****************** Add:F-4,BuildingC,ZhongxiuTechnologyPark,No.3YuanxiRoad,Wuxi,214125,Jiangsu,ChinaTechnicalSupport:********************