IFlightF4 Twin Gyro
IFlightF4_TWIN_G : Real Twin Gyroscopes.
This Flight Controller can operate simultaneously with real dual gyroscopes to provide better flight performance for FPV player.
Features
-
Processors and Sensors
- MCU: STM32F405RGT6
- IMU_1: ICM20689(0 deg)
- IMU_2: ICM20689(90 deg)
- OSD: BetaFlight OSD (AT7456E connected via SPI2)
- Blackbox: FLASH M25Q256 (connected via SPI3)
-
4 DShot outputs
-
USB VCP and boot select button on board (for DFU)
-
Serial LED interface(LED_STRIP)
-
VBAT / CURR sensors input
-
Suppose IRC Tramp / Smart audio / FPV Camera Control / FPORT/telemetry
-
Supports SBus, Spektrum1024/2048, PPM. No external inverters required (built-in).
Photos
Pinout
All uarts have pad on board
| Value | Identifier | RX | TX | Notes |
|---|---|---|---|---|
| 1 | USART1 | PA10 | PA9 | |
| 2 | USART2 | PA3 | PA2 | Rx input |
| 3 | USART3 | PB11 | PB10 | |
| 6 | USART6 | PC7 | PC6 |
Buzzer/LED output
| Value | Identifier | function | pin | Notes |
|---|---|---|---|---|
| 1 | LED0 | LED | PB5 | |
| 2 | BEEPER | BEEP | PB4 |
VBAT input, Current input, Analog RSSI input
| Value | Identifier | function | pin | Notes |
|---|---|---|---|---|
| 1 | ADC1 | VBAT | PC2 | |
| 2 | ADC1 | CURRENT | PC1 |
PWM Input & PWM Output
| Value | Identifier | function | pin | Notes |
|---|---|---|---|---|
| 1 | TIM9_CH2 | PPM | PA3 | |
| 2 | TIM3_CH3 | Motor1 | PB0 | |
| 3 | TIM3_CH4 | Motor2 | PB1 | |
| 4 | TIM8_CH4 | Motor5 | PC9 | |
| 5 | TIM8_CH3 | Motor6 | PC8 | |
| 6 | TIM4_CH1 | LED STRIP | PB6 | |
| 7 | TIM5_CH1 | CAM Control | PA0 |
Gyro & ACC ICM20689
| Value | Identifier | function | pin | Notes |
|---|---|---|---|---|
| 1 | SPI1 | SCK | PA5 | ICM20689 |
| 2 | SPI1 | MISO | PA6 | ICM20689 |
| 3 | SPI1 | MOSI | PA7 | ICM20689 |
| 4 | IO | CS1 | PA4 | ICM20689_A_CS |
| 5 | IO | CS2 | PC3 | ICM20689_B_CS |
| 6 | IO | INT1 | PC4 | ICM20689_A_INT |
| 7 | IO | INT2 | PA8 | ICM20689_B_INT |
OSD MAX7456
| Value | Identifier | function | pin | Notes |
|---|---|---|---|---|
| 1 | SPI2 | SCK | PB13 | |
| 2 | SPI2 | MISO | PB14 | |
| 3 | SPI2 | MOSI | PB15 | |
| 4 | SPI2 | CS | PB12 |
FLash Blackbox
| Value | Identifier | function | pin | Notes |
|---|---|---|---|---|
| 1 | SPI3 | SCK | PC10 | |
| 2 | SPI3 | MISO | PC11 | |
| 3 | SPI3 | MOSI | PC12 | |
| 4 | SPI3 | CS | PA15 |
SWD
| Pin | Function | Notes |
|---|---|---|
| 1 | SWCLK | PAD |
| 2 | Ground | PAD |
| 3 | SWDIO | PAD |
| 4 | 3V3 | PAD |