16
5.3 Downlink Commands
IOT-CPANEL
supports downlinkcommands to configure the device. Application port is 85 by
default.
Note: Since the device type is class A, it only receives downlinks when the device upload battery
level or buttonmessage to network server.
Example:
1. Set reportinginterval as 20 minutes.
2. Set LoRa D2D key as 12345678123456780000000000000000.
3. Set LoRa D2Dspreading factor as DR5(SF7) and frequency as 505.7MHz.
-END-
Channel
Type
Description
ff
03 (Set Reporting Interval)
2 Bytes, unit: s
35 (Set LoRa D2DKey)
8 Bytes, other bytes are fixed as 0.
36 (Set LoRa D2DSpreading
Factor and Frequency)
Byte 1: Spreading factor
Byte 2-3:Frequency, unit: Hz
ff03b004
Channel
Type
Value
ff
03 (Set Reporting
Interval)
b0 04=>04b0=1200s
=20minutes
ff351234567812345678
Channel
Type
Value
ff
35 (Set LoRa D2DKey)
12 34 56 78 12 34 56 78
ff3605a05e241e
Channel
Type
Value
ff
36 (Set LoRa D2D
Spreading Factor and
Frequency)
Byte 1: 05 (DR5)
Byte 2: a0 5e 24 1e =>1e 24 5e
a0=505700000Hz (505.7 MHz)