diff --git a/afsk/telem.c b/afsk/telem.c
index a55dee0b..0595abe0 100644
--- a/afsk/telem.c
+++ b/afsk/telem.c
@@ -125,6 +125,9 @@ struct SensorData read_sensor_data(struct SensorConfig sensor) {
 //struct SensorConfig config_sensor(int sensor, int milliAmps) {
 struct SensorConfig config_sensor(char *bus, int address,  int milliAmps) {
     struct SensorConfig data;
+	
+    print ("Bus number: %d \n", atoi(bus[strlen(bus) - 1]);
+	   
     FILE *i2cdetect = popen("timeout --preserve-status 5 i2cdetect -y 0", "r");
     pclose(i2dectect);
     i2cdetect = open("echo $?", "r");