From da5fa455f76a02038a36962f6baaf72b7e87d608 Mon Sep 17 00:00:00 2001
From: alanbjohnston <alan.b.johnston@gmail.com>
Date: Tue, 9 Aug 2022 04:08:48 -0400
Subject: [PATCH] added first_time_sstv flag for sending sstv1 and sstv2

---
 cubesatsim/cubesatsim.ino | 12 +++++++++---
 1 file changed, 9 insertions(+), 3 deletions(-)

diff --git a/cubesatsim/cubesatsim.ino b/cubesatsim/cubesatsim.ino
index 2cfafae1..754b2c5b 100644
--- a/cubesatsim/cubesatsim.ino
+++ b/cubesatsim/cubesatsim.ino
@@ -178,8 +178,12 @@ void loop() {
   else if (mode == SSTV)
   {
       char image_file[128];
-//      strcpy(image_file, sstv1_filename);
-      strcpy(image_file, sstv2_filename);
+      if (first_time_sstv) {  
+        strcpy(image_file, sstv1_filename);
+	first_time_sstv = false;
+      } else {	
+	strcpy(image_file, sstv2_filename);     
+      }      
       Serial.print("\nSending SSTV image ");
       print_string(image_file);	  	  
 //      send_sstv("/cam.raw");
@@ -310,8 +314,10 @@ void transmit_off() {
     pwm_set_gpio_level(BPSK_PWM_A_PIN, 0);	
     pwm_set_gpio_level(BPSK_PWM_B_PIN, 0);
   }
-  if (mode == SSTV) 
+  if (mode == SSTV) {
+    first_time_sstv = true;	  
     sstv_end();
+  }
 }
 
 void config_telem() {