STM32H750VB_EPD/Core/Src/user_tasks.c

57 lines
1.2 KiB
C

#include "cmsis_os2.h"
#include "lvgl.h"
#include "user_epd_impl.h"
// Defined in main.c
extern SPI_HandleTypeDef hspi2;
// Private function prototypes
uint8_t _user_tasks_init_epd(void);
void _user_tasks_init_lvgl(void);
// Globals
depg0213_epd_t g_epd = {
.user_data = &hspi2,
.cb = {
.reset_cb = _epd_reset_cb,
.poll_busy_cb = _epd_poll_busy,
.write_cmd_cb = _epd_write_cmd_cb,
.write_data_cb = _epd_write_data_cb
}
};
osSemaphoreId_t g_epd_busy_semphr;
void user_tasks_initialize(void) {
if(_user_tasks_init_epd()) return;
_user_tasks_init_lvgl();
}
void user_task_flush_epd(void *arguments) {
for(;;) {
//
}
}
uint8_t _user_tasks_init_epd(void) {
depg0213_ret_t ret;
g_epd_busy_semphr = osSemaphoreNew(1U, 0U, NULL); // Max: 1, initial 1, attr NULL
if(g_epd_busy_semphr == NULL) return -1;
ret = depg0213_epd_init(&g_epd);
if(ret != DEPG0213_OK) return -2;
ret = depg0213_epd_direction(&g_epd, DEPG0213_HORIZONTAL_INVERSE);
if(ret != DEPG0213_OK) return -3;
ret = depg0213_epd_deepsleep(&g_epd);
if(ret != DEPG0213_OK) return -4;
return 0;
}
void _user_tasks_init_lvgl(void) {
lv_init();
}