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Aquatic-Robotic-Courier/software/ARC-FW/util/serial.c

38 lines
800 B
C

4 years ago
#include "serial.h"
#include "usb_start.h"
#define MAX_PRINTF_BUFFER (64)
static uint32_t printf_buffer[MAX_PRINTF_BUFFER / 4];
static volatile bool b_usb_ready = false;
static bool usb_cb_state_c(usb_cdc_control_signal_t state)
{
if(state.rs232.DTR)
{
b_usb_ready = true;
}
return false;
}
void arc_serial_init()
{
memset(printf_buffer, '\0', MAX_PRINTF_BUFFER);
usb_init();
while(!cdcdf_acm_is_enabled()){}
cdcdf_acm_register_callback(CDCDF_ACM_CB_STATE_C, (FUNC_PTR)usb_cb_state_c);
while(!b_usb_ready){}
delay_ms(100);
}
uint8_t arc_printf(const char* fmt, ...)
{
va_list args;
va_start(args, fmt);
vsprintf((uint8_t*)printf_buffer, fmt, args);
va_end(args);
volatile int32_t ret = cdcdf_acm_write((uint8_t*)printf_buffer, strlen((const char*)printf_buffer));
return 0;
}