112 lines
4.1 KiB
Markdown
112 lines
4.1 KiB
Markdown
# Board - JHEF7DUAL
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## Features
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* Processors and Sensors
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* *MCU:* STM32F722RET6
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* *IMU:* ICM20689(Gyro1) & MPU6000(Gyro2) connected via SPI1
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* *Baro:* BMP280 (connected via I2C1)
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* *OSD:* BetaFlight OSD (AT7456E connected via SPI2)
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* *Blackbox:* FLASH M25P16 (connected via SPI3)
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* 6 UARTs (1,2,3,4,5,6)
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* 8 Dshot outputs
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* 2 PINIO (VTX power switcher/user1 and 2 camera switcher/user2)
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* USB VCP and boot select button on board (for DFU)
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* Serial LED interface(LED_STRIP)
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* VBAT / CURR / RSSI sensors input
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* Suppose IRC Tramp / Smart audio / FPV Camera Control / FPORT/telemetry
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* Supports SBus, Spektrum1024/2048, PPM. No external inverters required (built-in).
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* Supports I2C device extend(Compass / OLED etc)
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* Supports GPS
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## Pinout
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### All uarts have pad on board
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| Value | Identifier | RX | TX | Notes |
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| :---: | :--------: | :--: | :--: | :----------------------------: |
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| 1 | USART1 | PA10 | PA9 | FOR SBUS IN(inverter build in) |
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| 2 | USART2 | PA3 | PA2 | USE FOR TRAMP/smart audio |
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| 3 | USART3 | PB11 | PB10 | USE FOR GPS |
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| 4 | USART4 | PA1 | PA0 | PAD USE FOR TRAMP/smart audio |
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| 5 | USART5 | PD2 | PC12 | PAD ESC sensor |
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| 6 | USART6 | PC7 | PC6 | PAD |
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### I2C with GPS port together.Use for BARO or compass etc
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| Value | Identifier | function | pin | Notes |
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| :---: | :--------: | :------: | :--: | :---: |
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| 1 | I2C1 | SDA | PB7 | |
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| 2 | I2C1 | SCL | PB6 | |
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### Buzzer/LED output
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| Value | Identifier | function | pin | Notes |
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| :---: | :--------: | :------: | :--: | :---: |
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| 1 | LED0 | LED | PA15 | |
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| 2 | BEEPER | BEE | PC15 | |
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### VBAT input, Current input, Analog RSSI input
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| Value | Identifier | function | pin | Notes |
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| :---: | :--------: | :------: | :--: | :----------: |
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| 1 | ADC1 | VBAT | PC2 | DMA2_Stream0 |
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| 2 | ADC1 | CURR | PC1 | DMA2_Stream0 |
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| 3 | ADC1 | RSSI | PC0 | DMA2_Stream0 |
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### PWM Input & PWM Output
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| Value | Identifier | function | pin | Notes |
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| :---: | :--------: | :------: | :--: | :----------: |
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| 1 | TIM9_CH2 | PPM | PA3 | PPM |
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| 2 | TIM3_CH3 | Motor1 | PB0 | DMA1_Stream2 |
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| 3 | TIM3_CH4 | Motor2 | PB1 | DMA1_Stream2 |
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| 4 | TIM3_CH1 | Motor3 | PB4 | DMA1_Stream4 |
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| 5 | TIM2_CH2 | Motor4 | PB3 | DMA1_Stream6 |
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| 7 | TIM8_CH4 | Motor5 | PC9 | DMA2_Stream1 |
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| 8 | TIM8_CH3 | Motor6 | PC8 | DMA2_Stream4 |
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| 9 | TIM1_CH1 | LED | PA8 | LED STRIP |
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| 10 | TIM4_CH3 | ANY | PB8 | FC CAM |
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### Gyro & ACC ICM20689
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| Value | Identifier | function | pin | Notes |
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| :---: | :--------: | :------: | :--: | :----------------: |
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| 1 | SPI1 | SCK | PA5 | MPU6000 & ICM20689 |
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| 2 | SPI1 | MISO | PA6 | MPU6000 & ICM20689 |
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| 3 | SPI1 | MOSI | PA7 | MPU6000 & ICM20689 |
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| 4 | SPI1 | CS2 | PA4 | MPU6000 |
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| 5 | SPI1 | CS1 | PB2 | ICM20689 |
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| 6 | SPI1 | INT2 | PC3 | MPU6000 |
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| 7 | SPI1 | INT1 | PC4 | ICM20689 |
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### OSD MAX7456
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| Value | Identifier | function | pin | Notes |
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| :---: | :--------: | :------: | :--: | :---: |
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| 1 | SPI2 | SCK | PB13 | |
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| 2 | SPI2 | MISO | PB14 | |
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| 3 | SPI2 | MOSI | PB15 | |
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| 4 | SPI2 | CS | PB12 | |
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### 2MB FLash
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| Value | Identifier | function | pin | Notes |
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| :---: | :--------: | :------: | :--: | :---: |
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| 1 | SPI3 | SCK | PC10 | |
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| 2 | SPI3 | MISO | PC11 | |
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| 3 | SPI3 | MOSI | PB5 | |
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| 4 | SPI3 | CS | PC13 | |
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### SWD
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| Pin | Function | Notes |
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| :--: | :------: | :---: |
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| 1 | SWCLK | PAD |
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| 2 | Ground | PAD |
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| 3 | SWDIO | PAD |
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| 4 | 3V3 | PAD |
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## Designers
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- JHE_FPV |