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Last modified by Kilight Cao on 2025/06/12 14:27
From version 28.1
edited by Kilight Cao
on 2025/06/12 14:26
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To version 19.2
edited by Kilight Cao
on 2025/06/12 13:43
Change comment: There is no comment for this version

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11 11  This chapter describes how to set Transmit Time Interval.
12 12  
13 13  
14 -= **2. Set Transmit Time Interval** =
14 += **2. Downlink Payload** =
15 15  
16 16  
17 17  TDC can be controlled by Downlink Payload.
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33 33  [[image:image-20221110143023-2.png||height="632" width="808"]]
34 34  
35 35  
36 -== **2.1 Example of set the Transmit Time Interval using Bluetooth** ==
36 +== **2.2 Example Downlink payload use the Bluetooth:** ==
37 37  
38 38  
39 -TDC can be controlled by Bluetooth.
39 +**Note: This feature is only available on devices that support Bluetooth sensors.**
40 40  
41 -(% style="color:red" %)**Note: This feature is only available on devices that support Bluetooth sensors.**
42 42  
43 -
44 44  Here list the models that support BLE and the method to activate BLE function.
45 45  
46 -(% style="color:blue" %)**Models:**(%%)** **All models with -LB, -LS , -NB, -NS, -CB, -CS suffix
44 +Models: All models with -LB, -LS , -NB, -NS, -CB, -CS suffix
47 47  
48 -(% style="color:blue" %)**BLE Activate Method:**
46 +BLE Activate Method:
49 49  
50 50  Device is battery power type and BLE will be only activate on below case:
51 51  
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57 57  
58 58  If there is no activity connection on BLE in 60 seconds, sensor will shut down BLE module to enter low power mode.
59 59  
60 -Download link of dragino mobile app: **[[Mobile_APP>>url:https://www.dropbox.com/scl/fo/gyscmfn1s03oz3n8rif8w/AJW7JoMQsQ56dtlls2SNf9c?rlkey=3q2cxwriyzh26vuairx01yebc&e=1&st=be5jv92w&dl=0]]**
61 61  
62 -Google Play Store: **[[DeviceTool.app>>url:https://play.google.com/store/apps/details?id=com.teyi.device.tool.app]]**
63 63  
64 -
65 -For more detailed steps on how to use the dragino mobile app, please refer to the following link:  **[[BLE Bluetooth Remote Configure - DRAGINO>>url:https://wiki.dragino.com/xwiki/bin/view/Main/BLE%20Bluetooth%20Remote%20Configure/]]**
66 -
67 -(% style="color:blue" %)**AT Command: AT+TDC**
68 -
69 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:727.222px" %)
70 -|(% style="background-color:#4f81bd; color:white; width:165px" %)**Command Example**|(% style="background-color:#4f81bd; color:white; width:227px" %)**Function**|(% style="background-color:#4f81bd; color:white; width:329px" %)**Response**
71 -|(% style="width:165px" %)AT+TDC=?|(% style="width:227px" %)Show current transmit Interval|(% style="width:329px" %)30000(((
72 -OK
73 -
74 -the interval is 30000ms = 30s
75 -)))
76 -|(% style="width:165px" %)AT+TDC=60000|(% style="width:227px" %)Set Transmit Interval|(% style="width:329px" %)OK(((
77 -Set transmit interval to 60000ms = 60 seconds
78 -)))
79 -
80 -For example, to change the packet sending interval to 12s, use the AT command: AT+TDC=12000
81 -
82 -[[image:1749708439295-260.png||height="742" width="334"]]
83 -
84 -
85 85  = **3. Downlink Method** =
86 86  
87 87  
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