xdevstm01
STM32F405 based devboard
Boot Mode
| BOOT1 | BOOT0 | Boot Mode |
|---|---|---|
| x | 0 | Main Flash |
| 0 | 1 | System Memory |
| 1 | 1 | Embedded SRAM |
Pin Mapping
Explicitly selecting TIM pins for testing with PWM but they can be used as general IO as well.
| Function | MCU Pin | Peripheral | Feather Pin |
|---|---|---|---|
| USB DM | PA11 | OTG_FS | USB-C |
| USB DP | PA12 | OTG_FS | USB-C |
| UART TX | PA9 | USART 2 | D1 |
| UART RX | PA10 | USART 2 | D0 |
| I2C SCL | PB6 | I2C2 | SDA |
| I2C SDA | PB7 | I2C2 | SCL |
| SCK | PB10 | SPI2 | SCK |
| MISO | PB14 | SPI2 | MISO |
| MOSI | PB15 | SPI2 | MOSI |
| PWM 1 | PA0 | TIM2 | D9 |
| PWM 2 | PA1 | TIM2 | D10 |
| PWM 3 | PA2 | TIM2 | D11 |
| PWM 4 | PA3 | TIM2 | D12 |
Schematic
PCB Layout
