--- /dev/null
+// $Id$
+
+/* tab:4
+ * "Copyright (c) 2000-2003 The Regents of the University of California.
+ * All rights reserved.
+ *
+ * Permission to use, copy, modify, and distribute this software and its
+ * documentation for any purpose, without fee, and without written agreement is
+ * hereby granted, provided that the above copyright notice, the following
+ * two paragraphs and the author appear in all copies of this software.
+ *
+ * IN NO EVENT SHALL THE UNIVERSITY OF CALIFORNIA BE LIABLE TO ANY PARTY FOR
+ * DIRECT, INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES ARISING OUT
+ * OF THE USE OF THIS SOFTWARE AND ITS DOCUMENTATION, EVEN IF THE UNIVERSITY OF
+ * CALIFORNIA HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ * THE UNIVERSITY OF CALIFORNIA SPECIFICALLY DISCLAIMS ANY WARRANTIES,
+ * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY
+ * AND FITNESS FOR A PARTICULAR PURPOSE. THE SOFTWARE PROVIDED HEREUNDER IS
+ * ON AN "AS IS" BASIS, AND THE UNIVERSITY OF CALIFORNIA HAS NO OBLIGATION TO
+ * PROVIDE MAINTENANCE, SUPPORT, UPDATES, ENHANCEMENTS, OR MODIFICATIONS."
+ *
+ * Copyright (c) 2002-2003 Intel Corporation
+ * All rights reserved.
+ *
+ * This file is distributed under the terms in the attached INTEL-LICENSE
+ * file. If you do not find these files, copies can be found by writing to
+ * Intel Research Berkeley, 2150 Shattuck Avenue, Suite 1300, Berkeley, CA,
+ * 94704. Attention: Intel License Inquiry.
+ */
+#include <sys/types.h>
+#include <sys/stat.h>
+#include <fcntl.h>
+#include <termios.h>
+#include <stdio.h>
+#include <string.h>
+#include <unistd.h>
+#ifdef __CYGWIN__
+#include <windows.h>
+#endif
+
+#define BAUDRATE B19200 //the baudrate that the device is talking
+#define SERIAL_DEVICE "/dev/ttyS0" //the port to use.
+
+int input_stream;
+
+void print_usage(char *name);
+void open_input(int argc, char **argv);
+
+int main(int argc, char ** argv) {
+ int n = 0;
+
+ if (argc > 3 || argc > 1 && argv[1][0] == '-') {
+ print_usage(argv[0]);
+ exit(2);
+ }
+ open_input(argc, argv);
+ while(1) {
+ unsigned char c;
+ int cnt = read(input_stream, &c, 1);
+
+ if (cnt < 0) {
+ perror("error reading from serial port");
+ exit(2);
+ }
+ if (cnt == 1) {
+ if (c == 0x7e || ++n == 26) {
+ n = 0;
+ printf("\n");
+ }
+ printf("%02x ", c);
+ fflush(stdout);
+ }
+ }
+}
+
+void print_usage(char *name){
+ //usage...
+ fprintf(stderr, "usage: %s [serial port] [baudrate]\n", name);
+ fprintf(stderr, "Default serial port is " SERIAL_DEVICE ", default baud rate is 19200\n");
+}
+
+
+void open_input(int argc, char **argv) {
+ /* open input_stream for read/write */
+ struct termios newtio;
+ const char *name = SERIAL_DEVICE;
+ unsigned long baudrate = BAUDRATE;
+
+ if (argc > 1)
+ name = argv[1];
+ if (argc > 2) {
+ int reqrate = atoi(argv[2]);
+
+ switch (reqrate) {
+#ifdef B50
+ case 50: baudrate = B50; break;
+#endif
+#ifdef B75
+ case 75: baudrate = B75; break;
+#endif
+#ifdef B110
+ case 110: baudrate = B110; break;
+#endif
+#ifdef B134
+ case 134: baudrate = B134; break;
+#endif
+#ifdef B150
+ case 150: baudrate = B150; break;
+#endif
+#ifdef B200
+ case 200: baudrate = B200; break;
+#endif
+#ifdef B300
+ case 300: baudrate = B300; break;
+#endif
+#ifdef B600
+ case 600: baudrate = B600; break;
+#endif
+#ifdef B1200
+ case 1200: baudrate = B1200; break;
+#endif
+#ifdef B1800
+ case 1800: baudrate = B1800; break;
+#endif
+#ifdef B2400
+ case 2400: baudrate = B2400; break;
+#endif
+#ifdef B4800
+ case 4800: baudrate = B4800; break;
+#endif
+#ifdef B9600
+ case 9600: baudrate = B9600; break;
+#endif
+#ifdef B19200
+ case 19200: baudrate = B19200; break;
+#endif
+#ifdef B38400
+ case 38400: baudrate = B38400; break;
+#endif
+#ifdef B57600
+ case 57600: baudrate = B57600; break;
+#endif
+#ifdef B115200
+ case 115200: baudrate = B115200; break;
+#endif
+#ifdef B230400
+ case 230400: baudrate = B230400; break;
+#endif
+#ifdef B460800
+ case 460800: baudrate = B460800; break;
+#endif
+#ifdef B500000
+ case 500000: baudrate = B500000; break;
+#endif
+#ifdef B576000
+ case 576000: baudrate = B576000; break;
+#endif
+#ifdef B921600
+ case 921600: baudrate = B921600; break;
+#endif
+#ifdef B1000000
+ case 1000000: baudrate = B1000000; break;
+#endif
+#ifdef B1152000
+ case 1152000: baudrate = B1152000; break;
+#endif
+#ifdef B1500000
+ case 1500000: baudrate = B1500000; break;
+#endif
+#ifdef B2000000
+ case 2000000: baudrate = B2000000; break;
+#endif
+#ifdef B2500000
+ case 2500000: baudrate = B2500000; break;
+#endif
+#ifdef B3000000
+ case 3000000: baudrate = B3000000; break;
+#endif
+#ifdef B3500000
+ case 3500000: baudrate = B3500000; break;
+#endif
+#ifdef B4000000
+ case 4000000: baudrate = B4000000; break;
+#endif
+ default:
+ fprintf(stderr, "Unknown baudrate %s, defaulting to 19200\n",
+ argv[2]);
+ }
+ }
+
+ input_stream = open(name, O_RDWR|O_NOCTTY);
+ if (input_stream == -1) {
+ fprintf(stderr, "Failed to open %s", name);
+ perror("");
+ fprintf(stderr, "Make sure the user has permission to open device.\n");
+ exit(2);
+ }
+ printf("%s input_stream opened\n", name);
+#ifdef __CYGWIN__
+ /* For some very mysterious reason, this incantation is necessary to make
+ the serial port work under some windows machines */
+ HANDLE handle = (HANDLE)get_osfhandle(input_stream);
+ DCB dcb;
+ if (!(GetCommState(handle, &dcb) &&
+ SetCommState(handle, &dcb))) {
+ fprintf(stderr, "serial port initialisation problem\n");
+ exit(2);
+ }
+#endif
+
+ /* Serial port setting */
+ memset(&newtio, 0, sizeof(newtio));
+ newtio.c_cflag = CS8 | CLOCAL | CREAD;
+ newtio.c_iflag = IGNPAR | IGNBRK;
+ cfsetispeed(&newtio, baudrate);
+ cfsetospeed(&newtio, baudrate);
+
+ tcflush(input_stream, TCIFLUSH);
+ tcsetattr(input_stream, TCSANOW, &newtio);
+}
projects / tinyos-2.x.git / blobdiff