From 98335a753aeae467a41c10eaf97b9a7863fcd9e7 Mon Sep 17 00:00:00 2001
From: Alan Johnston <alan.b.johnston@gmail.com>
Date: Thu, 22 Jan 2026 15:44:55 -0500
Subject: [PATCH] added 15 second uptime extension for FSK mode

Removed unnecessary sleep and mode handling logic.
---
 transmit.py | 35 +++++++++++++++++++----------------
 1 file changed, 19 insertions(+), 16 deletions(-)

diff --git a/transmit.py b/transmit.py
index 2ac9e3a2..73cc46af 100644
--- a/transmit.py
+++ b/transmit.py
@@ -228,8 +228,6 @@ output(txLed, txLedOn)
 sleep(1)
 output(txLed, txLedOff)
 
-sleep(10)  # to fix FSK no CW ID
-
 battery_saver_check()	
 
 # print(txLedOn)
@@ -253,7 +251,7 @@ if __name__ == "__main__":
 		elif (('s' == sys.argv[1]) or ('-s' in sys.argv[1])):
 			skip = True
 			print("Skipping delay and CW ID")
-			
+
 	print(transmit)
 
 	uptime_time = 45  #  45 second boot time if Pi Zero 
@@ -265,14 +263,28 @@ if __name__ == "__main__":
 	except:
 		print("Pi Zero 2 not detected")
 
-	try:
+	if ( mode == "y"):
+		try:
+			file = open("/home/pi/CubeSatSim/.mode")
+			mode = file.read(1)
+		except:
+			mode = "f"
+			if (debug_mode == 1):
+				print("Can't open .mode file, defaulting to FSK")
+	print("Mode is: ")
+	print(mode)
+
+		try:
 		system("cat /proc/uptime > /home/pi/CubeSatSim/uptime")
 		file = open("/home/pi/CubeSatSim/uptime")
 		up = file.read().split(" ")[0]
 		print(up)
 		uptime = float(up)
 		print(uptime)
-		if (uptime < uptime_time):
+		extra = 0	
+		if (mode == 'f')
+			extra = 15
+		if (uptime < (uptime_time + extra)):
 			print("Uptime < threshold seconds")
 		else:
 			print("Uptime > threshold seconds")
@@ -283,17 +295,8 @@ if __name__ == "__main__":
 		print("Can't open /proc/uptime") 
 	print(skip)	
 
-	if ( mode == "y"):
-		try:
-			file = open("/home/pi/CubeSatSim/.mode")
-			mode = file.read(1)
-		except:
-			mode = "f"
-			if (debug_mode == 1):
-				print("Can't open .mode file, defaulting to FSK")
-	print("Mode is: ")
-	print(mode)
-
+	if (mode == 'f')
+			sleep(10)  # wait to avoid restart and truncated cw id
 	try:
 		file = open("/home/pi/CubeSatSim/beacon_off")
 		file.close()