SSTV-Decoder/src/derivative.c

28 lines
595 B
C

#include "adc.h"
#include "derivative.h"
#include "uart.h"
uint32_t CORCLK = CORCLK_DEFAULT;
uint32_t BUSCLK = BUSCLK_DEFAULT;
volatile uint32_t ticks_100us;
void SysTick_Handler(void) {
ticks_100us++;
if (fADC) {
adc_buf[pADC] = adc0_TR_DATA() - 1550;
pADC = (pADC + 1) % ADC_M;
cADC++;
}
}
void UART1_IRQHandler(void) {
if (UART1->S1 & UART_S1_RDRF_MASK) {
char buf[64];
size_t len = uart_getline(UART1, buf);
uart_printf(UART_MSG, "%d: ", len);
uart_write_buf(UART_MSG, buf, len);
buf[0] = UART1->D;
}
}