| EXTI interrupt groupings: |
| by number in the port |
| 0,1,2,3,4,5-9,10-15 |
| |
| |
| PA0 TIM5.1 |
| PA1 TIM5.2 |
| PA2 |
| PA3 |
| PA4 SPI3_NSS (slave select) |
| PA5 TIM2.1 |
| PA6 TIM3.1 |
| PA7 |
| PA8 TIM1.1 |
| PA9 USART1_TX (bootloader) |
| PA10 USART1_RX (bootloader) |
| PA11 (don't change during reset into bootloader) |
| PA12 (don't change during reset into bootloader) |
| PA13 SWDIO |
| PA14 SWCLK |
| PA15 (gets pulled up during reset (JTAG pin)) |
| PB0 TIM3.3 |
| PB1 |
| PB2 BOOT1 (tie to GND) |
| PB3 TIM2.2 |
| PB4 (gets pulled up during reset (JTAG pin)) |
| PB5 TIM3.2 (don't change during reset into bootloader) |
| PB6 TIM4.1 |
| PB7 TIM4.2 |
| PB8 |
| PB9 |
| PB10 |
| PB11 (don't change during reset into bootloader) |
| PB12 SPI2_NSS (slave select) |
| PB13 SPI2_SCK |
| PB14 SPI2_MISO |
| PB15 SPI2_MOSI |
| PC0 |
| PC1 |
| PC2 |
| PC3 |
| PC4 |
| PC5 |
| PC6 TIM8.1 |
| PC7 TIM8.2 |
| PC8 |
| PC9 |
| PC10 SPI3_SCK |
| PC11 SPI3_MISO |
| PC12 SPI3_MOSI |
| PC13 |
| PC14 |
| PC15 |
| PD2 |
| |
| [GPIOs] |
| C0 enc |
| C1 enc |
| A2 enc (as TIM9.1) |
| A3 enc |
| |
| B2 |
| C4 |
| C5 |
| A7 |
| B8 |
| B9 |
| B10 |
| A11 |
| A12 |
| C13 |
| C14 |
| C15 |
| |
| C8 BBB_RST TIM8.3 |
| |
| |
| IO compensation cell? |
| controls slew rates |
| increased power draw |
| should probably just enable it? |