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URL https://opencores.org/ocsvn/logicprobe/logicprobe/trunk

Subversion Repositories logicprobe

Compare Revisions

  • This comparison shows the changes necessary to convert path 
    /logicprobe/tags/LogicProbe-1.0/src/pc
    from Rev 11 to Rev 13
    ↔ Reverse comparison
  •

Rev 11 → Rev 13

/receive.c
0,0 → 1,132
/*
* receive.c -- LogicProbe serial line receiver
*/
 
 
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <stdarg.h>
#include <fcntl.h>
#include <unistd.h>
#include <termios.h>
 
 
static int debug = 0;
 
static FILE *diskFile = NULL;
static int sfd = 0;
static struct termios origOptions;
static struct termios currOptions;
 
 
void serialClose(void);
 
 
void error(char *fmt, ...) {
va_list ap;
 
va_start(ap, fmt);
printf("Error: ");
vprintf(fmt, ap);
printf("\n");
va_end(ap);
if (diskFile != NULL) {
fclose(diskFile);
diskFile = NULL;
}
if (sfd != 0) {
serialClose();
sfd = 0;
}
exit(1);
}
 
 
void serialOpen(char *serialPort) {
sfd = open(serialPort, O_RDWR | O_NOCTTY | O_NDELAY);
if (sfd == -1) {
error("cannot open serial port '%s'", serialPort);
}
tcgetattr(sfd, &origOptions);
currOptions = origOptions;
cfsetispeed(&currOptions, B38400);
cfsetospeed(&currOptions, B38400);
currOptions.c_cflag |= (CLOCAL | CREAD);
currOptions.c_cflag &= ~PARENB;
currOptions.c_cflag &= ~CSTOPB;
currOptions.c_cflag &= ~CSIZE;
currOptions.c_cflag |= CS8;
currOptions.c_cflag &= ~CRTSCTS;
currOptions.c_lflag &= ~(ICANON | ECHO | ECHONL | ISIG | IEXTEN);
currOptions.c_iflag &= ~(IGNBRK | BRKINT | IGNPAR | PARMRK);
currOptions.c_iflag &= ~(INPCK | ISTRIP | INLCR | IGNCR | ICRNL);
currOptions.c_iflag &= ~(IXON | IXOFF | IXANY);
currOptions.c_oflag &= ~(OPOST | ONLCR | OCRNL | ONOCR | ONLRET);
tcsetattr(sfd, TCSANOW, &currOptions);
}
 
 
void serialClose(void) {
tcsetattr(sfd, TCSANOW, &origOptions);
close(sfd);
}
 
 
int serialSnd(unsigned char b) {
int n;
 
n = write(sfd, &b, 1);
return n == 1;
}
 
 
int serialRcv(unsigned char *bp) {
int n;
 
n = read(sfd, bp, 1);
return n == 1;
}
 
 
int main(int argc, char *argv[]) {
unsigned char b;
int i, j;
 
if (argc != 3) {
printf("Usage: %s <serial_port> <data_file>\n", argv[0]);
exit(1);
}
serialOpen(argv[1]);
serialRcv(&b);
diskFile = fopen(argv[2], "wb");
if (diskFile == NULL) {
error("cannot open data file %s for write", argv[2]);
}
for (i = 0; i < 512; i++) {
if (debug) {
printf("%03d: ", i);
}
for (j = 0; j < 16; j++) {
while (!serialRcv(&b)) ;
if (fwrite(&b, 1, 1, diskFile) != 1) {
error("cannot write to data file %s", argv[2]);
}
if (debug) {
printf("%02X ", b);
}
}
if (debug) {
printf("\n");
}
}
if (diskFile != NULL) {
fclose(diskFile);
diskFile = NULL;
}
if (sfd != 0) {
serialClose();
sfd = 0;
}
return 0;
}
/display.c
0,0 → 1,58
/*
* display.c -- LogicProbe data viewer
*/
 
 
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <stdarg.h>
 
 
static FILE *diskFile = NULL;
 
 
void error(char *fmt, ...) {
va_list ap;
 
va_start(ap, fmt);
printf("Error: ");
vprintf(fmt, ap);
printf("\n");
va_end(ap);
if (diskFile != NULL) {
fclose(diskFile);
diskFile = NULL;
}
exit(1);
}
 
 
int main(int argc, char *argv[]) {
unsigned char b;
int i, j;
 
if (argc != 2) {
printf("Usage: %s <data_file>\n", argv[0]);
exit(1);
}
diskFile = fopen(argv[1], "rb");
if (diskFile == NULL) {
error("cannot open data file %s for read", argv[1]);
}
for (i = 0; i < 512; i++) {
printf("%03d: ", i);
for (j = 0; j < 16; j++) {
if (fread(&b, 1, 1, diskFile) != 1) {
error("cannot read from data file %s", argv[1]);
}
printf("%02X ", b);
}
printf("\n");
}
if (diskFile != NULL) {
fclose(diskFile);
diskFile = NULL;
}
return 0;
}
/Makefile
0,0 → 1,14
#
# Makefile to build the analyzer programs running on the PC side
#
 
all: receive display
 
receive: receive.c
gcc -Wall -o receive receive.c
 
display: display.c
gcc -Wall -o display display.c
 
clean:
rm -f *~ receive display

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