From 4a7f45ee28ac0799ba1ca93fd1683f7858efc54a Mon Sep 17 00:00:00 2001 From: Nao Pross Date: Fri, 2 Jun 2017 16:22:26 +0200 Subject: add serial interface and a few std library functions changes in usart: - new functions to setup the serial comunication settings such as baudrate, parity and stop bits - init function with most common values - transmit and receive functions each with a wrapper to send data blocks changes in libc: - new file stdio.c with basic implementation of putch, printf still a prototype - new file string.c with memcpy() function --- sw/z80/libc/stdio.c | 12 ++++++++++++ 1 file changed, 12 insertions(+) create mode 100644 sw/z80/libc/stdio.c (limited to 'sw/z80/libc/stdio.c') diff --git a/sw/z80/libc/stdio.c b/sw/z80/libc/stdio.c new file mode 100644 index 0000000..c2548d6 --- /dev/null +++ b/sw/z80/libc/stdio.c @@ -0,0 +1,12 @@ +#include "stdio.h" + +void putc(char ch, uint8_t *buffer) +{ + *buffer = ch; + *(++buffer) = '\0'; +} + + +int printf(const char *fmt, ...) +{ +} -- cgit v1.2.1