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Fleshed out ptt_linux.c to control DTR/RTS lines on serial port.

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git-svn-id: svn+ssh://svn.code.sf.net/p/wsjt/wsjt/trunk@48 ab8295b8-cf94-4d9e-aec4-7959e3be5d79
This commit is contained in:
Joe Taylor 2006-01-05 19:39:21 +00:00
parent 5f5e711917
commit 1ed2fa8262
2 changed files with 33 additions and 22 deletions

53
ptt_linux.c
View File

@ -1,41 +1,52 @@
#include <unistd.h>
#include <stdio.h>
#include <fcntl.h>
#include <sys/ioctl.h>
#include <sys/io.h>
int ptt_(int *nport, int *ntx, int *iptt)
{
static int open=0;
char s[10];
// int i3,i4,i5,i6,i9,i00;
static int nopen=0;
int i;
int fd;
char s[11];
if(*nport==0) {
if(*nport < 0) {
*iptt=*ntx;
return(0);
}
if(*ntx && (!open)) {
sprintf(s,"COM%d",*nport);
// hFile=CreateFile(TEXT(s),GENERIC_WRITE,0,NULL,OPEN_EXISTING,
// FILE_ATTRIBUTE_NORMAL,NULL);
// if(hFile==INVALID_HANDLE_VALUE) {
// printf("PTT: Cannot open COM port %d.\n",*nport);
// return(1);
// }
open=1;
if(*ntx && (!nopen)) {
sprintf(s,"/dev/ttyS%d",*nport);
//open the device
if ((fd = open(s, O_RDWR | O_NDELAY)) < 0) {
fprintf(stderr, "device not found");
return(1);
}
nopen=1;
return(0);
}
if(*ntx && open) {
// EscapeCommFunction(hFile,3);
// EscapeCommFunction(hFile,5);
//enable privileges for I/O port controls
if(ioperm(0,0x3ff,1) < 0) {
printf("Cannot set privileges for serial I/O\n");
return(1);
}
// ioctl(fd, TIOCMGET, &flags); //get line bits for serial port
if(*ntx && nopen) {
i = TIOCM_RTS + TIOCM_DTR;
ioctl(fd, TIOCMSET, &i); // Set DTR and RTS
*iptt=1;
}
else {
// EscapeCommFunction(hFile,4);
// EscapeCommFunction(hFile,6);
// EscapeCommFunction(hFile,9);
// i00=CloseHandle(hFile);
i=0;
ioctl(fd, TIOCMSET, &i);
close(fd);
*iptt=0;
open=0;
nopen=0;
}
return(0);
}

2
wsjt.py
View File

@ -1,4 +1,4 @@
#---------------------------------------------------------- WSJT
#----------------------------------------------------------- WSJT
from Tkinter import *
from tkFileDialog import *
import Pmw