mirror of https://github.com/cc65/cc65.git
77 lines
1.3 KiB
C
77 lines
1.3 KiB
C
/*
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** Minimalistic terminal program.
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**
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** Makes use of the serial drivers.
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**
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** 2022-12-23, Oliver Schmidt (ol.sc@web.de)
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**
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*/
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#include <cc65.h>
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#include <conio.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <serial.h>
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static void check (const char* msg, unsigned char err)
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{
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if (err == SER_ERR_OK) {
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return;
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}
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printf ("%s:0x%02x\n", msg, err);
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if (doesclrscrafterexit ()) {
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cgetc ();
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}
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exit (1);
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}
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void main (void)
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{
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const struct ser_params par = {
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SER_BAUD_9600,
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SER_BITS_8,
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SER_STOP_1,
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SER_PAR_NONE,
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SER_HS_HW
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};
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check ("ser_install", ser_install (ser_static_stddrv));
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check ("ser_open", ser_open (&par));
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atexit ((void (*)) ser_close);
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printf ("Serial Port: 9600-8-1-N RTS/CTS\n"
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"Simple Term: Press ESC for exit\n");
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while (1)
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{
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char chr;
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if (kbhit ())
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{
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chr = cgetc ();
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if (chr == CH_ESC) {
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putchar ('\n');
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return;
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}
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if (ser_put (chr) == SER_ERR_OK) {
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putchar (chr);
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} else {
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putchar ('\a');
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}
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}
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if (ser_get (&chr) == SER_ERR_OK) {
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putchar (chr);
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}
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}
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}
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