diff --git a/examples/omniscan450Example.py b/examples/omniscan450Example.py
index 076fd80..5a30506 100644
--- a/examples/omniscan450Example.py
+++ b/examples/omniscan450Example.py
@@ -155,6 +155,11 @@ def signal_handler(sig, frame):
     # To find pulse length percent
     custom_pulse_length = Omniscan450.calc_pulse_length_pc(0.2)    # 0.2%
 
+    #Set Channel Number, Used for multiple Omniscans. 
+    ch_number = 0 #Channel Number of individual Omniscan. Starts from 0 and increment by one for each additional
+    num_ch = 1 #Total Number of channels 
+    myOmniscan450.control_set_sync_channel_number(ch_number, num_ch)
+
     ## Set these attributes like this
     # myOmniscan450.control_os_ping_params(
     #     msec_per_ping=custom_msec_per_ping,
diff --git a/lib/ping-protocol b/lib/ping-protocol
index ac1eb5a..1746cd0 160000
--- a/lib/ping-protocol
+++ b/lib/ping-protocol
@@ -1 +1 @@
-Subproject commit ac1eb5af73482771c4556b3e6a8b9c8a52edb0a5
+Subproject commit 1746cd03f942d58bcf08253055854caea2e33fda