diff options
Diffstat (limited to 'uart-test.c')
-rw-r--r-- | uart-test.c | 34 |
1 files changed, 0 insertions, 34 deletions
diff --git a/uart-test.c b/uart-test.c deleted file mode 100644 index 0f8926a..0000000 --- a/uart-test.c +++ /dev/null @@ -1,34 +0,0 @@ -/* - * Test code that just sends the letters 'a' to 'z' over and - * over again using USART2. - * - * Toggles the BLUE LED slowly and the RED LED for every - * character sent. - */ -#include "stm32f4xx_hal.h" -#include "stm-init.h" -#include "stm-led.h" -#include "stm-uart.h" - -#define DELAY() HAL_Delay(100) - -int -main() -{ - uint8_t c = 'a'; - - stm_init(); - - while (1) - { - HAL_GPIO_TogglePin(LED_PORT, LED_RED); - - HAL_UART_Transmit(&huart2, (uint8_t *) &c, 1, 0x1); - DELAY(); - - if (c++ == 'z') { - c = 'a'; - HAL_GPIO_TogglePin(LED_PORT, LED_BLUE); - } - } -} |