diff options
Diffstat (limited to '02-usart/src/main.c')
| -rw-r--r-- | 02-usart/src/main.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/02-usart/src/main.c b/02-usart/src/main.c index 5af52ed..862676c 100644 --- a/02-usart/src/main.c +++ b/02-usart/src/main.c @@ -1,4 +1,5 @@ +#include "arch.h" #include "clock.h" #include "delay.h" #include "gpio.h" @@ -70,7 +71,7 @@ int enable_usart1(uint32_t baud_rate) /* Enable the transmitter and the receiver. */ usart_set_enabled(&USART1, USART_ENABLE_TX); - asm volatile(" cpsie i "); + enable_interrupts(); } /* Main function. This gets executed from the interrupt vector defined above. */ @@ -88,6 +89,6 @@ int main() enable_usart2(115200); pin_on(pin3); - usart_transmit_str(&USART2, "Hello, World\n"); + usart_transmit_str_sync(&USART2, "Hello, World\n"); for(;;); } |