same70_serial.h

#ifndef  __SERIAL_H
#define  __SERIAL_H
 
#include <stdint.h>
 
#define USART_DMA_RX_BUF_LEN 256
#define UART_DMA_RX_BUF_LEN  256
 
#define DMA_RX_MAX_LATENCY_MS 14
 
// Do not configure this particular pin. Typically used for signals that can
// come out in multiple locations that need to be specified by the developer
#define SER_IO_NO_CONF 0xFF
 
struct configMap {
    enum mode_t {
        MODE_A = 0,
        MODE_B = 1,
        MODE_C = 2,
        MODE_D = 3,
        MODE_GPIO = 4
    };
    uint8_t pio;            // pinio module index
    uint8_t io;             // pinio number
    mode_t mode;            // peripheral function, A, B, C, D, GPIO
    uint8_t out;            // set to 1 if signal is an output
};
 
 
void ser_putchar(char c);
char ser_getchar();
void ser_putstring(char *s);
void ser_putbyte(uint8_t b);
void ser_putshort(uint16_t hw);
void ser_putword(uint32_t w);
void ser_dump(uint32_t *p, int n);
 
#endif   /* ----- #ifndef __SERIAL_H  ----- */