###### tags: `Embedded`

# grbl

## Peripherals

- UART1
- `serialUSART1_IRQHandler`
- Timer
- `driver_setup` 沒有考慮到不同 Timer

driver.h

#define SPINDLE_PWM_TIMER TIM1
#define STEPPER_TIMER TIM2
#define PULSE_TIMER TIM3
#define DEBOUNCE_TIMER TIM4

- GPIO
- generic_map.h
- `outputpin[]`

## References

- https://space.bilibili.com/475210067/article
- https://www.bilibili.com/read/cv13578300
- https://www.bilibili.com/read/cv14470280/
- https://blog.csdn.net/xufeixueren/article/details/79663068

### Related projects
- https://github.com/synthetos/g2
- https://github.com/synthetos/TinyG