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1018	1018	[[image:image-20220610172924-5.png]]
1019	1019
1020	1020
	1021	+(((
1021	1021	In the PC, you need to set the serial baud rate to (% style="color:green" %)**9600**(%%) to access the serial console for LDDS75. LDDS75 will output system info once power on as below:
	1023	+)))
1022	1022
1023	1023
1024	1024	[[image:image-20220610172924-6.png||height="601" width="860"]]
...	...	@@ -1042,7 +1042,9 @@
1042	1042	(((
1043	1043	Format: Command Code (0x01) followed by 3 bytes time value.
1044	1044
	1047	+(((
1045	1045	If the downlink payload=0100003C, it means set the END Node’s Transmit Interval to 0x00003C=60(S), while type code is 01.
	1049	+)))
1046	1046
1047	1047	* Example 1: Downlink Payload: 0100001E ~/~/ Set Transmit Interval (TDC) = 30 seconds
1048	1048	* Example 2: Downlink Payload: 0100003C ~/~/ Set Transmit Interval (TDC) = 60 seconds
...	...	@@ -1065,11 +1065,16 @@
1065	1065
1066	1066	Format: Command Code (0x06) followed by 3 bytes.
1067	1067
	1072	+(((
1068	1068	This means that the interrupt mode of the end node is set to 0x000003=3 (rising edge trigger), and the type code is 06.
	1074	+)))
1069	1069
1070	1070	* Example 1: Downlink Payload: 06000000 ~/~/ Turn off interrupt mode
1071	1071	* Example 2: Downlink Payload: 06000003 ~/~/ Set the interrupt mode to rising edge trigger
1072	1072
	1079	+
	1080	+
	1081	+
1073	1073	= 4.  FAQ =
1074	1074
1075	1075	== 4.1  What is the frequency plan for LDDS75? ==