diff options
Diffstat (limited to 'tests/uart-basic/main-stm32f4-disco.c')
-rw-r--r-- | tests/uart-basic/main-stm32f4-disco.c | 63 |
1 files changed, 0 insertions, 63 deletions
diff --git a/tests/uart-basic/main-stm32f4-disco.c b/tests/uart-basic/main-stm32f4-disco.c deleted file mode 100644 index 86d9b4a..0000000 --- a/tests/uart-basic/main-stm32f4-disco.c +++ /dev/null @@ -1,63 +0,0 @@ -/* - * Oct 2017 Karl Palsson <karlp@tweak.net.au> - */ - -#include <errno.h> -#include <stdio.h> -#include <unistd.h> -#include <libopencm3/cm3/nvic.h> -#include <libopencm3/stm32/gpio.h> -#include <libopencm3/stm32/rcc.h> -#include <libopencm3/stm32/usart.h> - -#include "uart-basic.h" - -#define LED_DISCO_GREEN_PORT GPIOD -#define LED_DISCO_GREEN_PIN GPIO12 - -void usart2_isr(void) -{ - ub_irq_handler(); -} - -static void board_init(void) { - rcc_periph_clock_enable(RCC_GPIOA); - gpio_mode_setup(GPIOA, GPIO_MODE_AF, GPIO_PUPD_NONE, GPIO2|GPIO3); - /* usart is AF7 */ - gpio_set_af(GPIOA, GPIO_AF7, GPIO2|GPIO3); -} - -int main(void) -{ - int i; - int j = 0; - rcc_clock_setup_hse_3v3(&rcc_hse_8mhz_3v3[RCC_CLOCK_3V3_168MHZ]); - rcc_periph_clock_enable(RCC_GPIOD); - board_init(); - struct ub_hw ub = { - .uart = USART2, - .uart_nvic = NVIC_USART2_IRQ, - .uart_rcc = RCC_USART2, - }; - ub_init(&ub); - printf("hi guys!\n"); - /* green led for ticking */ - gpio_mode_setup(LED_DISCO_GREEN_PORT, GPIO_MODE_OUTPUT, GPIO_PUPD_NONE, - LED_DISCO_GREEN_PIN); - - - while (1) { - gpio_toggle(LED_DISCO_GREEN_PORT, LED_DISCO_GREEN_PIN); - - for (i = 0; i < 0x800000; i++) { /* Wait a bit. */ - __asm__("NOP"); - } - ub_task(); - gpio_toggle(LED_DISCO_GREEN_PORT, LED_DISCO_GREEN_PIN); - for (i = 0; i < 0x800000; i++) { /* Wait a bit. */ - __asm__("NOP"); - } - } - - return 0; -} |