/**
* @brief Main function
* @return None
*/
int main(void) {
COMM_Init(COMM_BAUD_RATE); // initialize communication with PC
println("***********************************************");
println("Starting program"); // Print a string to terminal
TIMER_Init(SYSTICK_FREQ); // Initialize timer
// Add a soft timer with callback running every 1000ms
int8_t timerID = TIMER_AddSoftTimer(1000, softTimerCallback);
TIMER_StartSoftTimer(timerID); // start the timer
LED_Init(LED0); // Add an LED
LED_Init(LED1); // Add an LED
LED_Init(LED2); // Add an LED
LED_Init(LED3); // Add an LED
LED_Init(LED5); // Add nonexising LED for test
LED_ChangeState(LED5, LED_ON);
KEYS_Init(); // Initialize matrix keyboard
uint8_t buf[255]; // buffer for receiving commands from PC
uint8_t len; // length of command
// test another way of measuring time delays
uint32_t softTimer = TIMER_GetTime(); // get start time for delay
SD_Init();
// FAT_Init(SD_Init, SD_ReadSectors, SD_WriteSectors);
// Initialize USB device stack
USBD_Init(&USB_OTG_dev,
USB_OTG_FS_CORE_ID,
&USR_desc,
&USBD_MSC_cb,
&USR_cb);
while (1) {
// test delay method
if (TIMER_DelayTimer(1000, softTimer)) {
LED_Toggle(LED3);
softTimer = TIMER_GetTime(); // get start time for delay
}
// check for new frames from PC
if (!COMM_GetFrame(buf, &len)) {
println("Got frame of length %d: %s", (int)len, (char*)buf);
// control LED0 from terminal
if (!strcmp((char*)buf, ":LED0 ON")) {
LED_ChangeState(LED0, LED_ON);
}
if (!strcmp((char*)buf, ":LED0 OFF")) {
LED_ChangeState(LED0, LED_OFF);
}
}
TIMER_SoftTimersUpdate(); // run timers
key = KEYS_Update(); // run keyboard
}
}
int main(void)
{
UART2_Init(); // Initialize USART2 (for printf)
TIMER_Init(SYSTICK_FREQ); // Initialize timer
int8_t timerID = TIMER_AddSoftTimer(1000,softTimerCallback);
TIMER_StartSoftTimer(timerID);
LED_TypeDef led;
led.nr = LED0;
led.gpio = GPIOD;
led.pin = 12;
led.clk = RCC_AHB1Periph_GPIOD;
LED_Add(&led); // Add an LED
printf("Starting program\r\n"); // Print a string to UART2
// SD_Init();
//
// uint8_t buf[1024];
//
// SD_ReadSectors(buf, 0, 1);
//
// TIMER_Delay(1000);
// hexdump(buf, 512);
//
// printf("After hexdump\r\n");
FAT_Init(SD_Init, SD_ReadSectors, SD_WriteSectors);
// FATFS FatFs;
// FIL file;
// FRESULT result;
//
// char buf[256];
//
// printf("Mounting volume\r\n");
// result = f_mount(&FatFs, "", 1); // Mount SD card
//
// if (result) {
// printf("Error mounting volume!\r\n");
// while(1);
// }
//
// printf("Opening file: \"hello.txt\"\r\n");
// result = f_open(&file, "hello.txt", FA_READ);
//
// if (result) {
// printf("Error opening file!\r\n");
// while(1);
// }
//
// f_gets((char*)buf, 256, &file);
//
// printf("The file contains the following text:\r\n\"%s\"\r\n", buf);
//
// f_close(&file); // Close file
// f_mount(NULL, "", 1); // Unmount SD Card
while (1){
TIMER_SoftTimersUpdate();
}
}
