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VANTAC_RF007: document unified target
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‎src/main/target/VANTAC_RF007/README.md‎

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FrSky/Rotorflight VANTAC RF007
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==============================
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Family of flight controllers originally designed for Helicopters using Rotorflight.
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Family of flight controllers originally designed for helicopters using Rotorflight.
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There are three versions available, the only difference is the type of integrated FrSky receiver.
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All versions share the same targets in INAV.
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All versions share the same target in INAV.
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Rotorflight's site: https://www.rotorflight.org/docs/controllers/frsky-007
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@@ -24,27 +24,31 @@ For more information, see the manufacturer's manual.
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Pin configuration
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-----------------
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The RPM, TLM, AUX and SBUS pins are Servo/Motor outputs by default.
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However, when UART1 or UART2 are assigned a function in the ports tab, the pins will become a UART instead.
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See the table below.
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| Marking on the case | Both UART1 and UART2 unused | UART1 in use | UART2 in use | Both UART1 and UART2 in use |
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|---------------------|------------------------------------------------------------------------------------------------|------------------------------------------------------------------------------------------------|------------------------------------------------------------------------------------------------|------------------------------------------------------------------------------------------------|
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| S1 | Output S1 | Output S1 | Output S1 | Output S1 |
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| S2 | Output S2 | Output S2 | Output S2 | Output S2 |
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| S3 | Output S3 | Output S3 | Output S3 | Output S3 |
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| TAIL | Output S4 | Output S4 | Output S4 | Output S4 |
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| ESC | Output S5 | Output S5 | Output S5 | Output S5 |
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| RPM | Output S6 | Output S6 | UART2 TX | UART2 TX |
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| TLM | Output S7 | Output S7 | UART2 RX | UART2 RX |
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| AUX | Output S8 | UART1 TX | Output S6 | UART1 TX |
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| SBUS | Output S9 | UART1 RX | Output S7 | UART1 RX |
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| A | UART4<br>pin order:<br>TX, RX, 5V, GND | UART4<br>pin order:<br>TX, RX, 5V, GND | UART4<br>pin order:<br>TX, RX, 5V, GND | UART4<br>pin order:<br>TX, RX, 5V, GND |
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| C | I2C<br>pin order:<br>**SDA, SCL, 5V, GND**<br>or<br>UART3<br>pin order:<br>**RX, TX, 5V, GND** | I2C<br>pin order:<br>**SDA, SCL, 5V, GND**<br>or<br>UART3<br>pin order:<br>**RX, TX, 5V, GND** | I2C<br>pin order:<br>**SDA, SCL, 5V, GND**<br>or<br>UART3<br>pin order:<br>**RX, TX, 5V, GND** | I2C<br>pin order:<br>**SDA, SCL, 5V, GND**<br>or<br>UART3<br>pin order:<br>**RX, TX, 5V, GND** |
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| EXT-V | battery voltage<br>max 80V<br>pin order:<br>Vbat, GND | battery voltage<br>max 80V<br>pin order:<br>Vbat, GND | battery voltage<br>max 80V<br>pin order:<br>Vbat, GND | battery voltage<br>max 80V<br>pin order:<br>Vbat, GND |
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| built-in receiver | UART5 | UART5 | UART5 | UART5 |
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All pin orders are from left to right, when looking at the connector on the flight controller.
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**Port "C" has the data pins swapped, the manufacturers documentation is incorrect.**
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**Port "C" has the data pins swapped. The manufacturers documentation is incorrect.**
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Port "A" is wired correctly.
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| Marking on the case | VANTAC_RF007 | VANTAC_RF007_9SERVOS | VANTAC_RF007_NOI2C |
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|---------------------|-------------------------------------------------------|-------------------------------------------------------|-------------------------------------------------------|
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| S1 | Output S1 | Output S1 | Output S1 |
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| S2 | Output S2 | Output S2 | Output S2 |
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| S3 | Output S3 | Output S3 | Output S3 |
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| TAIL | Output S4 | Output S4 | Output S4 |
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| ESC | Output S5 | Output S5 | Output S5 |
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| RPM | Output S6 | Output S6 | Output S6 |
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| TLM | Output S7 | Output S7 | Output S7 |
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| AUX | UART1 TX | Output S8 | Output S8 |
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| SBUS | UART1 RX | Output S9 | Output S9 |
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| A | UART4<br>pin order:<br>TX, RX, 5V, GND | UART4<br>pin order:<br>TX, RX, 5V, GND | UART4<br>pin order:<br>TX, RX, 5V, GND |
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| C | I2C<br>pin order:<br>**SDA, SCL, 5V, GND** | I2C<br>pin order:<br>**SDA, SCL, 5V, GND** | UART3<br>pin order:<br>**RX, TX, 5V, GND** |
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| EXT-V | battery voltage<br>max 80V<br>pin order:<br>Vbat, GND | battery voltage<br>max 80V<br>pin order:<br>Vbat, GND | battery voltage<br>max 80V<br>pin order:<br>Vbat, GND |
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| built-in receiver | UART5 | UART5 | UART5 |
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Hardware layout
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---------------
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‎src/main/target/VANTAC_RF007/target.h‎

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#define USE_I2C_DEVICE_1
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#define I2C1_SCL PB8
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#define I2C1_SDA PB9
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//#define USE_I2C_DEVICE_1 // clashes with UART1
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// alternate pin assignment
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// clashes with UART1
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// also won't allow the built-in barometer to be used
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//#define I2C1_SCL PB6
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//#define I2C1_SDA PB7
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