From 5b961be801b77a1aeaa58b2e56063b7bf6c613c6 Mon Sep 17 00:00:00 2001
From: alanbjohnston <alan.b.johnston@gmail.com>
Date: Tue, 5 Jan 2021 09:28:35 -0500
Subject: [PATCH] sim mode is activated by only i2c bus 1 disabled, allowing
 raspi-config to enable sim mode

---
 afsk/main.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/afsk/main.c b/afsk/main.c
index f4619065..8736519b 100644
--- a/afsk/main.c
+++ b/afsk/main.c
@@ -410,7 +410,8 @@ int main(int argc, char * argv[]) {
   printf("INFO: I2C bus status 0: %d 1: %d 3: %d camera: %d\n", i2c_bus0, i2c_bus1, i2c_bus3, camera);
   #endif
 
-  if ((i2c_bus1 == OFF) && (i2c_bus3 == OFF)) {
+  // if ((i2c_bus1 == OFF) && (i2c_bus3 == OFF)) {
+  if (i2c_bus1 == OFF) {  // i2c bus 1 can be turned off using raspi-config to enable sim mode without reboot
 
     sim_mode = TRUE;