Update ShimmerDriver/src/main/java/com/shimmerresearch/bluetooth/ShimmerBluetooth.java

Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>

Author: marknolan

ShimmerDriver/src/main/java/com/shimmerresearch/bluetooth/ShimmerBluetooth.java

@@ -1317,6 +1317,12 @@ protected void discardBufferBytesToNextPacket(){
 		consolePrintLn("Throw Bytes " + UtilShimmer.bytesToHexStringWithSpacesFormatted(Arrays.copyOfRange(bTemp, 0, offset)));
 	}
 
+	/**
+	 * Finds the offset/index of the next DATA_PACKET (0x00) or ACK_COMMAND_PROCESSED (0xFF) byte.
+	 * 
+	 * @param a byte array to search within
+	 * @return index of the first 0x00 or 0xFF byte found after position 0, or -1 if not found
+	 */
 	private static int findOffsetOfNextZeroOrFF(byte[] buffer) {
 		for (int i = 1; i < buffer.length; i++) {
 			byte b = buffer[i];