diff --git a/Makefile b/Makefile
index 22a7c9e..48db9f2 100644
--- a/Makefile
+++ b/Makefile
@@ -11,13 +11,15 @@ LIBDIR=$(PREFIX)/lib
 MANDIR=$(PREFIX)/man
 INCDIR=$(PREFIX)/include
 
+PORT = /dev/ttyACM0
+
 CC = gcc
-#CFLAGS = -Wall -g -DBINDIR=\"$(BINDIR)\"
-CFLAGS = -O2 -DBINDIR=\"$(BINDIR)\"
+CPPFLAGS = -DBINDIR=\"$(BINDIR)\" -DPORT=\"$(PORT)\"
+#CFLAGS = -g -Wall -fPIC ${CPPFLAGS}
+CFLAGS = -O2 -fPIC ${CPPFLAGS}
 
-PORT = /dev/ttyS0
 
-ENGINES = svgablink serblink
+ENGINES = serblink
 
 RANLIB = echo
 #RANLIB = ranlib
@@ -74,12 +76,12 @@ parse.c: dataread.l dl_read_save.c y.tab.h
 	mv lex.yy.c $@
 
 depend: parse.c dl_read_save.c
-	makedepend -f- -o.o $(CFLAGS) $(SRC) $(SVGASRC) $(SERSRC) > depend
+	makedepend -f- -o.o $(CPPFLAGS) $(SRC) $(SVGASRC) $(SERSRC) > depend
 	@echo "Dependencies have been made, re-run make to build"
 	@false
 
 serblink.o: $(SERSRC)
-	$(CC) -c $(CFLAGS) -DPORT=\"$(PORT)\" $(SERSRC)
+	$(CC) $(CFLAGS) -o $@ -c $(SERSRC)
 
 serblink: $(SEROBJ)
 	rm -f $@
@@ -90,19 +92,19 @@ svgablink: $(SVGAOBJ)
 	$(CC) $(CFLAGS) -o $@ $(SVGAOBJ) -lvga
 
 settime.o: settime.c
-	$(CC) $(CFLAGS) -I. -c settime.c 
+	$(CC) $(CFLAGS) -I. -c -o $@ settime.c
 
 setwatch.o: setwatch.c
-	$(CC) $(CFLAGS) -I. -c setwatch.c 
+	$(CC) $(CFLAGS) -I. -c -o $@ setwatch.c
 
 settime: settime.o libdatalink.a
-	$(CC) $(CFLAGS) -o $@ settime.o -L. -ldatalink
+	$(CC) $(CFLAGS) -o $@ settime.o libdatalink.a
 
 setwatch: setwatch.o libdatalink.a
-	$(CC) $(CFLAGS) -o $@ setwatch.o -L. -ldatalink
+	$(CC) $(CFLAGS) -o $@ setwatch.o libdatalink.a
 
 cvt: cvt.o
-	$(CC) $(CFLAGS) -o $@
+	$(CC) $(CFLAGS) -o $@ -c $@.o
 
 install: all
 	mkdir -p $(BINDIR) $(MANDIR)/man1
diff --git a/datalink.h b/datalink.h
index ab6f2d7..d14eeae 100644
--- a/datalink.h
+++ b/datalink.h
@@ -212,10 +212,11 @@ typedef struct watch_info_s
 
 /* Watch types */
 #define NO_WATCH 0
-#define DATALINK_70 1
-#define DATALINK_150 2
-#define DATALINK_150S 3
-#define DATALINK_IRONMAN 4
+#define DATALINK_50 1
+#define DATALINK_70 2
+#define DATALINK_150 3
+#define DATALINK_150S 4
+#define DATALINK_IRONMAN 5
 
 #define DEF_LPTRANSINFO 1
 
diff --git a/dl_init_watch.c b/dl_init_watch.c
index 9cfc929..d6a7408 100644
--- a/dl_init_watch.c
+++ b/dl_init_watch.c
@@ -62,6 +62,32 @@ WatchInfoPtr dl_init_watch(int type)
 
 	switch (type)
 	{
+	case DATALINK_50:
+		result->dl_device = type;
+		result->max_tz = 2;
+		result->max_alarms = 5;
+		result->max_chrons = 0;
+		result->max_chron_str = 0;
+		result->max_apps = 255;
+		result->max_phones = 255;
+		result->max_timers = 0;
+		result->max_todos = 255;
+		result->max_annivs = 255;
+		result->max_system = 1;
+		result->max_wristapp = 0;
+		result->max_melody = 0;
+		result->max_tzlen = 3;
+		result->max_mem = 850;
+		result->mem_size = 0;
+		result->max_str = 15;
+		result->max_alarm_str = 8;
+		result->max_phone_str = 12;
+		result->max_timer_str = 0;
+		result->max_wristapp_len = 0;
+		result->max_mel_len = 0;
+		result->pre_notification_time = 0;
+		result->time_adjust = 2;
+		break;
 	case DATALINK_70:
 		result->dl_device = type;
 		result->max_tz = 2;
diff --git a/dl_send_data.c b/dl_send_data.c
index 3dfa12e..20f4203 100644
--- a/dl_send_data.c
+++ b/dl_send_data.c
@@ -27,10 +27,15 @@
 #include <sys/wait.h>
 #include <string.h>
 #include <limits.h>
+#include <termios.h>
+#include <time.h>
 #include "datalink.h"
 #include "datalink_private.h"
 
-#define MAX_PCKT 38
+#define MAX_PCKT_OTHERS 38
+#define MAX_PCKT_50 32
+
+unsigned max_pckt=MAX_PCKT_OTHERS;
 
 #define TIME_70 0x30
 #define DSTART_70 0x60
@@ -53,7 +58,7 @@ static unsigned char datablock2[] = { 0x14, 0x70, 0x02, 0x5a,
 	0x47, 0xb7, 0xa9, 0xcc,
 	0x74, 0x6f, 0x00, 0x00
 };
-static unsigned char time[] = { 17, 0x32, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+static unsigned char time_msg[] = { 17, 0x32, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
 	1, 0, 0, 0
 };
 static unsigned char dstart[] = { 5, 0x93, 0, 0, 0 };
@@ -78,11 +83,11 @@ int _write_data(int fd, unsigned char *buf, unsigned char *data, int size,
 {
 	int bytes_left;
 
-	while (*buf + size > MAX_PCKT - 2)
+	while (*buf + size > max_pckt - 2)
 	{
-		bytes_left = *buf + size - MAX_PCKT + 2;
+		bytes_left = *buf + size - max_pckt + 2;
 		memcpy(&buf[buf[0]], data, size - bytes_left);
-		buf[0] = MAX_PCKT;
+		buf[0] = max_pckt;
 		dl_docrc(buf);
 
 		if (write(fd, buf, *buf) != *buf)
@@ -94,11 +99,18 @@ int _write_data(int fd, unsigned char *buf, unsigned char *data, int size,
 
 		memcpy(buf, dspace, *dspace);
 
-		if (wi->dl_device == DATALINK_70)
+		if (wi->dl_device == DATALINK_50) 
+			buf[0] = 0x3;
+
+		if ((wi->dl_device == DATALINK_50) || (wi->dl_device == DATALINK_70))
 			buf[1] = DATA_70;
 
-		buf[2] = type;
-		buf[3] = (*pnum)++;
+		if (wi->dl_device == DATALINK_50) {
+			buf[2] = (*pnum)++;
+		} else {
+			buf[2] = type;
+			buf[3] = (*pnum)++;
+		}
 	}
 
 	if (!size)
@@ -135,6 +147,14 @@ int dl_send_data(WatchInfoPtr wi, int type)
 	int status;
 	int ret=0;
 	int p;
+	struct termios tios;
+	time_t now;
+	struct tm *tm;
+	unsigned char year;
+
+	time(&now);
+	tm = localtime(&now);
+	year = tm->tm_year % 100;
 
 	if (type == BLINK_FILE)
 	{
@@ -148,6 +168,7 @@ int dl_send_data(WatchInfoPtr wi, int type)
 	}
 	else
 	{
+#if 0
 		/* Try to get the directory for a temporary file from
 		 * 	the envinronment variable TMPDIR
 		 * Try P_tmpdir if that fails
@@ -171,11 +192,43 @@ int dl_send_data(WatchInfoPtr wi, int type)
 			sprintf(buf, "Can't open %s for writing.", fname);
 			return ((*dl_error_proc) (buf));
 		}
+#else
+		if (getenv("TIMEX_PORT")) {
+			strcpy(fname, getenv("TIMEX_PORT"));
+		} else {
+			strcpy(fname, PORT);
+		}
+
+		if ((ofd = open(fname, O_WRONLY)) == -1) {
+			sprintf(buf, "Can't open %s for writing.", fname);
+			return ((*dl_error_proc) (buf));
+		}
+
+		if (tcgetattr(ofd, &tios) < 0)
+		{
+			return ((*dl_error_proc) ("tcgetattr failed"));
+		}
+
+		cfmakeraw(&tios);
+		cfsetspeed(&tios, B115200); /* It's usb so baudrate doesn't matter */
+
+		if (tcsetattr(ofd, TCSANOW, &tios) < 0)
+		{
+			return ((*dl_error_proc) ("tcsetattr failed"));
+		}
+
+		write(ofd, "Timex", 5);
+#endif
 	}
 
+	if (wi->dl_device == DATALINK_50) {
+		addr = 0x000e;
+		max_pckt = MAX_PCKT_50;
+        }
+
 	memcpy(buf, start1, *start1);
 
-	if (wi->dl_device == DATALINK_70)
+	if ((wi->dl_device == DATALINK_50) || (wi->dl_device == DATALINK_70))
 	{
 		buf[4] = 1;
 	}
@@ -212,7 +265,10 @@ int dl_send_data(WatchInfoPtr wi, int type)
 
 	for (i = 0; i < dl_download_data.num_times; i++)
 	{
-		memcpy(buf, time, *time);
+		memcpy(buf, time_msg, *time_msg);
+		if (wi->dl_device == DATALINK_50)
+			buf[0] = 0xd;
+
 		p = 2;
 		if (wi->dl_device == DATALINK_IRONMAN)
 		{
@@ -235,23 +291,29 @@ int dl_send_data(WatchInfoPtr wi, int type)
 			buf[p++] = dl_download_data.times[i].year;
 			buf[p++] = dl_download_data.times[i].dow;
 			buf[p++] = dl_download_data.times[i].seconds;
-		} else
-		{
+		} else {
 			buf[p++] = dl_download_data.times[i].hours;
 			buf[p++] = dl_download_data.times[i].minutes;
 			buf[p++] = dl_download_data.times[i].month;
 			buf[p++] = dl_download_data.times[i].day;
 			buf[p++] = dl_download_data.times[i].year;
-			buf[p++] =
-			    dl_pack_char(dl_download_data.
-					 times[i].label[0]);
-			buf[p++] =
-			    dl_pack_char(dl_download_data.
-					 times[i].label[1]);
-			buf[p++] =
-			    dl_pack_char(dl_download_data.
-					 times[i].label[2]);
-			buf[p++] = dl_download_data.times[i].dow - 1;
+
+			if (wi->dl_device == DATALINK_50) {
+				buf[p++] = dl_download_data.times[i].dow;
+				buf[p++] = dl_download_data.times[i].seconds;
+				buf[p++] = dl_download_data.times[i].hour_fmt;
+			} else {
+				buf[p++] =
+				    dl_pack_char(dl_download_data.
+						 times[i].label[0]);
+				buf[p++] =
+				    dl_pack_char(dl_download_data.
+						 times[i].label[1]);
+				buf[p++] =
+				    dl_pack_char(dl_download_data.
+						 times[i].label[2]);
+				buf[p++] = dl_download_data.times[i].dow - 1;
+			}
 		}
 
 		if (wi->dl_device == DATALINK_150 ||
@@ -263,7 +325,7 @@ int dl_send_data(WatchInfoPtr wi, int type)
 			    dl_download_data.times[i].date_fmt & 0xFF;
 		}
 
-		if (wi->dl_device == DATALINK_70)
+		if ((wi->dl_device == DATALINK_50) || (wi->dl_device == DATALINK_70))
 			buf[1] = TIME_70;
 
 		dl_docrc(buf);
@@ -276,43 +338,80 @@ int dl_send_data(WatchInfoPtr wi, int type)
 
 	if (wi->dl_device != DATALINK_IRONMAN && dl_download_data.memory)
 	{
-		memcpy(buf, dstart, *dstart);
-		buf[2] = 1;
+		if (wi->dl_device == DATALINK_50) {
+			buf[0] = 0x05;
+			buf[1] = 0x60;
+			buf[2] = dl_download_data.memory / (max_pckt - 6);
+
+			if (dl_download_data.memory % (max_pckt - 6))
+				buf[2]++;
+			buf[2]++;
+		} else {
+			memcpy(buf, dstart, *dstart);
+			buf[2] = 1;
+		}
+
 		dl_docrc(buf);
 
 		if (write(ofd, buf, *buf) != *buf)
 			return ((*dl_error_proc)
 				("Can't write dstart to tmp file."));
 
-		memcpy(buf, dinfo, *dinfo);
-		buf[2] = 1;
-		buf[3] = dl_download_data.memory / (MAX_PCKT - 6);
 
-		if (dl_download_data.memory % (MAX_PCKT - 6))
-			buf[3]++;
+		if (wi->dl_device == DATALINK_50) {
+			pnum=1;
 
-		buf[12] = dl_download_data.num_apps;
-		buf[13] = dl_download_data.num_todos;
-		buf[14] = dl_download_data.num_phones;
-		buf[15] = dl_download_data.num_annivs;
-		buf[4] = (addr >> 8) & 0xff;
-		buf[5] = addr & 0xff;
-		addr += dl_download_data.app_size;
-		buf[6] = (addr >> 8) & 0xff;
-		buf[7] = addr & 0xff;
-		addr += dl_download_data.todo_size;
-		buf[8] = (addr >> 8) & 0xff;
-		buf[9] = addr & 0xff;
-		addr += dl_download_data.phone_size;
-		buf[10] = (addr >> 8) & 0xff;
-		buf[11] = addr & 0xff;
-		buf[16] = 0x62;
-		buf[17] = dl_download_data.pre_notification_time / 5;
-		if (!buf[17])
-			buf[17] = 0xff;
-
-		if (wi->dl_device == DATALINK_70)
-			buf[1] = DATA_70;
+			buf[0] = 0x13;
+			buf[1] = 0x61;
+			buf[2] = pnum;
+			buf[3] = (addr >> 8) & 0xff;
+			buf[4] = addr & 0xff;
+			addr += dl_download_data.app_size;
+			buf[5] = (addr >> 8) & 0xff;
+			buf[6] = addr & 0xff;
+			addr += dl_download_data.todo_size;
+			buf[7] = (addr >> 8) & 0xff;
+			buf[8] = addr & 0xff;
+			addr += dl_download_data.phone_size;
+			buf[9] = (addr >> 8) & 0xff;
+			buf[10] = addr & 0xff;
+			buf[11] = dl_download_data.num_apps;
+			buf[12] = dl_download_data.num_todos;
+			buf[13] = dl_download_data.num_phones;
+			buf[14] = dl_download_data.num_annivs;
+			buf[15] = year;
+			buf[16] = dl_download_data.pre_notification_time / 5;
+		} else {
+			memcpy(buf, dinfo, *dinfo);
+			buf[2] = 1;
+			buf[3] = dl_download_data.memory / (max_pckt - 6);
+
+			if (dl_download_data.memory % (max_pckt - 6))
+				buf[3]++;
+
+			buf[12] = dl_download_data.num_apps;
+			buf[13] = dl_download_data.num_todos;
+			buf[14] = dl_download_data.num_phones;
+			buf[15] = dl_download_data.num_annivs;
+			buf[4] = (addr >> 8) & 0xff;
+			buf[5] = addr & 0xff;
+			addr += dl_download_data.app_size;
+			buf[6] = (addr >> 8) & 0xff;
+			buf[7] = addr & 0xff;
+			addr += dl_download_data.todo_size;
+			buf[8] = (addr >> 8) & 0xff;
+			buf[9] = addr & 0xff;
+			addr += dl_download_data.phone_size;
+			buf[10] = (addr >> 8) & 0xff;
+			buf[11] = addr & 0xff;
+			buf[16] = 0x62;
+			buf[17] = dl_download_data.pre_notification_time / 5;
+			if (!buf[17])
+				buf[17] = 0xff;
+
+			if (wi->dl_device == DATALINK_70)
+				buf[1] = DATA_70;
+		}
 
 		dl_docrc(buf);
 
@@ -320,15 +419,26 @@ int dl_send_data(WatchInfoPtr wi, int type)
 			return ((*dl_error_proc)
 				("Can't write dinfo to tmp file."));
 
-		pnum = 1;
+		if (wi->dl_device == DATALINK_50)
+			pnum = 2;
+		else
+			pnum = 1;
+
 		memcpy(buf, dspace, *dspace);
 
-		if (wi->dl_device == DATALINK_70)
-			buf[1] = DATA_70;
+		if (wi->dl_device == DATALINK_50) 
+			buf[0] = 0x3;
 
-		buf[2] = 1;
-		buf[3] = pnum++;
+		if ((wi->dl_device == DATALINK_50) || (wi->dl_device == DATALINK_70))
+			buf[1] = DATA_70;
 
+		if (wi->dl_device == DATALINK_50) {
+			buf[2] = pnum++;
+		} else {
+			buf[2] = 1;
+			buf[3] = pnum++;
+		}
+	
 		for (i = 0; i < dl_download_data.num_apps; i++)
 		{
 			ap = &dl_download_data.apps[i];
@@ -421,8 +531,16 @@ int dl_send_data(WatchInfoPtr wi, int type)
 			return ((*dl_error_proc)
 				("Can't write to tmp file."));
 
-		memcpy(buf, dend, *dend);
-		buf[2] = 1;
+
+		if (wi->dl_device == DATALINK_50) {
+			buf[0]=0x4;
+			buf[1]=0x62;
+		} else {
+			memcpy(buf, dend, *dend);
+			buf[2] = 1;
+		}
+
+
 		dl_docrc(buf);
 
 		if (write(ofd, buf, *buf) != *buf)
@@ -558,7 +676,7 @@ int dl_send_data(WatchInfoPtr wi, int type)
 	}
 
 	/* timezone label packet for IRONMAN watch */
-	if (wi->dl_device == DATALINK_IRONMAN)
+	if ((wi->dl_device == DATALINK_IRONMAN) || (wi->dl_device == DATALINK_50))
 		for (i = 0; i < dl_download_data.num_times; i++)
 		{
 			p = 0;
@@ -621,6 +739,22 @@ int dl_send_data(WatchInfoPtr wi, int type)
 			return ((*dl_error_proc)
 				("Can't write to tmp file."));
 
+		/* The 50, enables the alarm by default, and you send this packet to disable it */
+
+		if ((wi->dl_device == DATALINK_50) && (!dl_download_data.alarms[i].audible)) {
+			buf[0] = 0x07;
+			buf[1] = 0x70;
+			buf[2] = 0x00;
+			buf[3] = 0x60 + dl_download_data.alarms[i].alarm_num;
+			buf[4] = 0x00;
+
+			dl_docrc(buf);
+
+			if (write(ofd, buf, *buf) != *buf)
+				return ((*dl_error_proc)
+					("Can't write to tmp file."));
+		}
+
 	}
 
 	for (i = 0; i < dl_download_data.num_timers; i++)
@@ -657,9 +791,9 @@ int dl_send_data(WatchInfoPtr wi, int type)
 
 		memcpy(buf, dinfo, *dinfo);
 		buf[2] = 2;
-		buf[3] = wristapp->len / (MAX_PCKT - 6);
+		buf[3] = wristapp->len / (max_pckt - 6);
 
-		if (wristapp->len % (MAX_PCKT - 6))
+		if (wristapp->len % (max_pckt - 6))
 			buf[3]++;
 
 		buf[4] = 1;
@@ -673,7 +807,10 @@ int dl_send_data(WatchInfoPtr wi, int type)
 
 		memcpy(buf, dspace, *dspace);
 
-		if (wi->dl_device == DATALINK_70)
+		if (wi->dl_device == DATALINK_50) 
+			buf[0] = 0x3;
+
+		if ((wi->dl_device == DATALINK_50) || (wi->dl_device == DATALINK_70))
 			buf[1] = DATA_70;
 
 		pnum = 1;
@@ -719,9 +856,9 @@ int dl_send_data(WatchInfoPtr wi, int type)
 
 		memcpy(buf, dinfo, *dinfo);
 		buf[2] = 3;
-		buf[3] = melody->len / (MAX_PCKT - 6);
+		buf[3] = melody->len / (max_pckt - 6);
 
-		if (melody->len % (MAX_PCKT - 6))
+		if (melody->len % (max_pckt - 6))
 			buf[3]++;
 
 		buf[4] = 0xff - melody->len;
@@ -735,7 +872,10 @@ int dl_send_data(WatchInfoPtr wi, int type)
 
 		memcpy(buf, dspace, *dspace);
 
-		if (wi->dl_device == DATALINK_70)
+		if (wi->dl_device == DATALINK_50) 
+			buf[0] = 0x3;
+
+		if ((wi->dl_device == DATALINK_50) || (wi->dl_device == DATALINK_70))
 			buf[1] = DATA_70;
 
 		pnum = 1;
@@ -798,6 +938,7 @@ int dl_send_data(WatchInfoPtr wi, int type)
 
 	close(ofd);
 
+#if 0
 	switch (type)
 	{
 	case BLINK_FILE:
@@ -892,6 +1033,7 @@ int dl_send_data(WatchInfoPtr wi, int type)
 
 		break;
 	}
+#endif
 
 	return (ret);
 }
diff --git a/serblink.c b/serblink.c
index 9ca9fdc..44751f0 100644
--- a/serblink.c
+++ b/serblink.c
@@ -30,7 +30,7 @@
 #include <stdio.h>
 #include <fcntl.h>
 #include <stdlib.h>
-#include <termios.h>
+#include <asm/termios.h>
 #include <string.h>
 
 #include <sys/time.h>
@@ -41,7 +41,7 @@
 #endif
 
 #ifndef PORT
-#define PORT "/dev/ttyd1"
+#define PORT "/dev/ttyUSB1"
 #endif
 
 void sendbyte(int fil, unsigned char dat)
@@ -50,6 +50,7 @@ void sendbyte(int fil, unsigned char dat)
 #define LEN 6
 {
 	static int frame = 0;
+#if 0
 	char buff[1024];
 	int c = 0;
 	int i;
@@ -72,11 +73,21 @@ void sendbyte(int fil, unsigned char dat)
 	/* a single CRT frame (different inter-word pause) */
 
 	write(fil, buff, c);
+#else
+	write(fil, &dat, 1);
+	if (!frame)  { 
+		usleep(1492); /*Scanlines 216 to 263 */
+	} else {
+		usleep(6383); /*Scanlines 402 to 78 */
+	}
+	frame = !frame;		/* a frame is 2 words, which would have been on */
+#endif
 }
 
 /* For pauses between packets: */
 static void __pause(int fil, int count)
 {
+#if 0
 	char buff[8192];
 	int i, c;
 
@@ -84,6 +95,9 @@ static void __pause(int fil, int count)
 	for (i = 0; i < (count * LEN); i++)
 		buff[c++] = 0x0;
 	write(fil, buff, c);
+#else
+	usleep(count * 488); // 488 per 2048 baud bit
+#endif
 }
 
 #undef ZERO
@@ -95,6 +109,7 @@ int main(int argc, char **argv)
 	int port;
 	int data;
 	struct termios old, new;
+	struct termios2 tios2;
 	int i, j, len, plen;
 	unsigned char buff[4096];
 	char fil[1024];
@@ -166,13 +181,20 @@ int main(int argc, char **argv)
 		perror("tcgetattr failed:");
 		exit(1);
 	}
-	new = old;
-	cfsetspeed(&new, B115200);
+	cfmakeraw(&new);
+	cfsetspeed(&new, B2400);
 	if (tcsetattr(port, TCSANOW, &new) < 0)
 	{
 		perror("tcsetattr failed:");
 		exit(1);
 	}
+
+	ioctl(port, TCGETS2, &tios2);
+	tios2.c_cflag &= ~CBAUD;
+	tios2.c_cflag |= BOTHER;
+	tios2.c_ispeed = tios2.c_ospeed = 2048;
+	ioctl(port, TCSETS2, &tios2);
+
 #if 0
 	while (1)
 		__pause(port, 20);	/* used for hardware debugging */
diff --git a/settime.c b/settime.c
index 7361599..ab98990 100644
--- a/settime.c
+++ b/settime.c
@@ -117,6 +117,9 @@ int main( int argc, char ** argv)
 
 	if(argc==2)
 	{
+		if(!strcmp("-model50",argv[1])||!strcmp("-50",argv[1]))
+			wi = dl_init_watch(DATALINK_50);
+		else
 		if(!strcmp("-model70",argv[1])||!strcmp("-70",argv[1]))
 			wi = dl_init_watch(DATALINK_70);
 		else
@@ -130,7 +133,7 @@ int main( int argc, char ** argv)
 			wi = dl_init_watch(DATALINK_IRONMAN);
 		else
 		{
-			printf("Usage: %s [ -model70 | -70 | -model70 | "
+			printf("Usage: %s [ -model50 | -50 | -70 | -model70 | "
 				"-150 | -model150 | -model150s | -150s |"
 				" -ironman]\nVersion "
 				"$Id: settime.c,v 1.13 2002/07/10 04:23:23 david Exp $\n", argv[0]);
@@ -151,6 +154,6 @@ int main( int argc, char ** argv)
 /*
  Send it to the watch
 */
-	dl_send_data(wi, SVGA_BLINK);
+	dl_send_data(wi, BLINK_FILE);
 	return 0;
 }
diff --git a/setwatch.c b/setwatch.c
index 93a9364..eee146b 100644
--- a/setwatch.c
+++ b/setwatch.c
@@ -120,7 +120,8 @@ void Usage()
 	printf("Usage: datalink [watch type] [options] [datafile]\n");
 	printf
 	    ("watchtype (ironman is default, must be specified before other options)\n");
-	printf("  -model70\t use if you have this watch\n");
+	printf("  -50\t use if you have this watch\n");
+	printf("  -model50\t use if you have this watch\n");
 	printf("  -70\t use if you have this watch\n");
 	printf("  -model70\t use if you have this watch\n");
 	printf("  -150\t use if you have this watch\n");
@@ -199,6 +200,7 @@ void Usage()
 #define CHRON		0x400
 
 /* All would be 0x755 */
+#define ALL50		0x07F
 #define ALL70		0x07F
 #define ALL150		0x1FF
 #define ALLIRONMAN	0x653
@@ -228,6 +230,8 @@ int main(int argc, char **argv)
 
 		if (strcmp("-all", argv[1]) == 0)
 		{
+			if (type == DATALINK_50)
+				flags = ALL50;
 			if (type == DATALINK_70)
 				flags = ALL70;
 			if (type == DATALINK_150 || type == DATALINK_150S)
@@ -300,6 +304,10 @@ int main(int argc, char **argv)
 			output = BLINK_FILE;
 		else if (strcmp("-serial", argv[1]) == 0)
 			output = SER_BLINK;
+		else if (strcmp("-model50", argv[1]) == 0)
+			type = DATALINK_50;
+		else if (strcmp("-50", argv[1]) == 0)
+			type = DATALINK_50;
 		else if (strcmp("-model70", argv[1]) == 0)
 			type = DATALINK_70;
 		else if (strcmp("-70", argv[1]) == 0)
diff --git a/svgablink.c b/svgablink.c
index 185a2ca..3e30461 100644
--- a/svgablink.c
+++ b/svgablink.c
@@ -70,10 +70,14 @@ int main(int argc, char **argv)
 			|| strcmp(argv[1], "-model70") == 0)
 			type = DATALINK_70;
 		else
+		    if (strcmp(argv[1], "-50") == 0
+			|| strcmp(argv[1], "-model50") == 0)
+			type = DATALINK_50;
+		else
 		{
 			fprintf(stderr, "Unknown option %s.\n", argv[1]);
 			fprintf(stderr, "Usage: %s [ -ironman | -modelironman | -150 | -model150 | -150s | \n"
-				"\t-model150s | -70 | -model70 ] datafile\n"
+				"\t-model150s | -70 | -model70 | -50 | -model50 ] datafile\n"
 				"Version $Id: svgablink.c,v 1.12 2002/07/10 04:27:08 david Exp $\n", argv[0]);
 			exit(-1);
 		}