circuitpython/minimal/uart_extra.c
Damien George 731f359292 all: Add py/mphal.h and use it in all ports.
py/mphal.h contains declarations for generic mp_hal_XXX functions, such
as stdio and delay/ticks, which ports should provide definitions for.  A
port will also provide mphalport.h with further HAL declarations.
2015-10-31 19:14:30 +03:00

27 lines
687 B
C

#include <string.h>
#include <unistd.h>
#include "py/mpconfig.h"
#include "py/mphal.h"
/*
* Extra UART functions
* These can be either optimized for a particular port, or reference,
* not very optimal implementation below can be used.
*/
// Send "cooked" string of length, where every occurance of
// LF character is replaced with CR LF.
void mp_hal_stdout_tx_strn_cooked(const char *str, mp_uint_t len) {
while (len--) {
if (*str == '\n') {
mp_hal_stdout_tx_strn("\r", 1);
}
mp_hal_stdout_tx_strn(str++, 1);
}
}
// Send zero-terminated string
void mp_hal_stdout_tx_str(const char *str) {
mp_hal_stdout_tx_strn(str, strlen(str));
}