uint32_t brr;
} ao_usart_speeds[] = {
[AO_SERIAL_SPEED_4800] = {
- STM_APB1 / 4800
+ AO_PCLK1 / 4800
},
[AO_SERIAL_SPEED_9600] = {
- STM_APB1 / 9600
+ AO_PCLK1 / 9600
},
[AO_SERIAL_SPEED_19200] = {
- STM_APB1 / 19200
+ AO_PCLK1 / 19200
},
[AO_SERIAL_SPEED_57600] = {
- STM_APB1 / 57600
+ AO_PCLK1 / 57600
},
};
{
if (speed > AO_SERIAL_SPEED_57600)
return;
- stm_usart1.brr = ao_usart_speeds[speed].brr;
+ usart->reg->brr = ao_usart_speeds[speed].brr;
}
void
struct ao_stm_usart ao_stm_usart3;
-void stm_usart3_isr(void) { ao_usart_isr(&ao_stm_usart3, USE_SERIAL_3_STDIN); }
+void stm_usart3_isr(void) { ao_usart_isr(&ao_stm_usart3, USE_SERIAL_2_STDIN); }
char
ao_serial3_getchar(void)
#endif
/* Enable USART */
stm_rcc.apb2enr |= (1 << STM_RCC_APB2ENR_USART1EN);
- ao_stm_usart1.reg = &stm_usart1;
+ ao_stm_usart1.reg = &stm_usart1;
ao_usart_init(&ao_stm_usart1);
stm_nvic_set_enable(STM_ISR_USART1_POS);
#endif
#endif
#endif
-
/* Enable USART */
stm_rcc.apb1enr |= (1 << STM_RCC_APB1ENR_USART3EN);