From 2dc3f427eb5c036b5ef32f4fa581b057a6355490 Mon Sep 17 00:00:00 2001
From: alanbjohnston <alan.b.johnston@gmail.com>
Date: Fri, 14 Apr 2023 09:47:08 -0400
Subject: [PATCH] go back to Wire if no clockgen to avoid crash

---
 cubesatsim/cubesatsim.ino | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/cubesatsim/cubesatsim.ino b/cubesatsim/cubesatsim.ino
index ec89395b..07c21bf2 100644
--- a/cubesatsim/cubesatsim.ino
+++ b/cubesatsim/cubesatsim.ino
@@ -5033,7 +5033,8 @@ void start_clockgen() {
     if (clockgen.begin(&Wire1) != ERROR_NONE)
     {
       /* There was a problem detecting the IC ... check your connections */
-      Serial.println("No Si5351 detected on bus 2 ... Check your wiring or I2C ADDR!");	  
+      Serial.println("No Si5351 detected on bus 2 ... Check your wiring or I2C ADDR!");
+      clockgen.begin(&Wire);  // go back to Wire so that it doesn't lock up with no clockgen	    
       return;
     }  else 
       Serial.println("Si5351 detected on bus 2");