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1		-XWiki.Xiaoling
	1	+XWiki.Edwin

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1		-**~ Table of Contents:**
	1	+
2	2
3		-{{toc/}}
4		-
5	5	= 1. Introduction =
6	6
	5	+This chapter describes how to set Transmit Time Interval for [[label>>End Device AT Commands and Downlink Command/||anchor="#H4.1ChangeUplinkInterval"]].
7	7
8		-This chapter describes how to set Transmit Time Interval.
	7	+= 2. via AT Command through UART interface =
9	9
10	10
11		-= 2. Downlink Payload =
	10	+|=(% colspan="3" %)AT+TDC
	11	+|**Command Example**|**Function**|**Response**
	12	+|AT+TDC=?|Show current transmit Interval|30000(((
	13	+OK
12	12
	15	+the interval is 30000ms = 30s
	16	+)))
	17	+|AT+TDC=60000|Set Transmit Interval|OK(((
	18	+Set transmit interval to 60000ms = 60 seconds
	19	+)))
13	13
	21	+
	22	+= 3. via LoRaWAN Downlink =
	23	+
14	14	TDC can be controlled by Downlink Payload.
15	15
16	16	(((
17		-**For example**: AT+TDC=0x258=600s ** ; Payload: **01 00 02 58 TDC=600s The time interval is represented by hexadecimal conversion to decimal.
	27	+For example: Payload: 01 00 02 58 TDC=600s The time interval is represented by hexadecimal conversion to decimal.
18	18	)))
19	19
20		-[[image:image-20220527085044-1.png]]
	30	+[[image:https://wiki.dragino.com/images/8/8e/TDC.png||alt="TDC.png" height="173" width="850"]]
21	21
	32	+(((
	33	+
	34	+)))
22	22
23		-If the payload=0100003C, it means set the END Node's TDC to 0x00003C=60(S), 3C (HEX) = 60 (decimal)，while type code is 01.
	36	+(((
	37	+If the payload=0100003C, it means set the END Node’s TDC to 0x00003C=60(S), 3C (HEX) = 60 (decimal)，while type code is 01.
	38	+)))
24	24
25		-**Payload: **01 00 00 1E TDC=30s Payload: 01 00 00 3C TDC=60s
	40	+(((
	41	+Payload: 01 00 00 1E TDC=30s Payload: 01 00 00 3C TDC=60s
	42	+)))
26	26
27		-[[image:image-20220527085157-3.png]]
	44	+[[image:image-20220512084801-1.png]]
28	28
	46	+== Downlink Method ==
29	29
30		-= 3. Downlink Method =
31		-
32		-
33		-See use  note for different serves [[Servers Note>>doc:Main.WebHome]](IoT LoRaWAN Server)
34		-
35		-
	48	+See use note for different serves [[Servers Note>>http://8.211.40.43:8080/xwiki/bin/view/Main/]]

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