5523
Longitude: 9cff0807=>07 08 ff
9c=118030236/1000000=118.
030236
22=in motion
3. Distance Threshold: report when distance reaches the threshold or returns back to normal
value. If the threshold triggering time is close to periodic report time, it will send with periodic
uplink.
Distance: 33 07 =>07 33 = 1843mm = 1.843m
01= Alarm
4. Temperature Threshold: report once when the abrupt change of temperature is greater than
5 °C.
8367220101 0688FFFFFFFFFFFFFFFF20
Temperature: 22 01
=>01 22 = 290 * 0.1
= 29 °C
01= Alarm
Latitude/longitude
: FFFFFFFF
20=unknown
6.2.3 Downlink Commands
EM400-MUD supports downlink commands to configure the device. Note that it can only receive
downlink commands within the 10s after sending uplink packets.
00 = Standard Mode; 01 = Bin Mode
3e (Tilt & Distance Switch)
00 = Disable; 01 = Enable
00 = Disable; 01 = Enable
58 (Duration of Motion and
Stationary)
5 Bytes,
Byte 1: duration of motion, unit: s
Byte 2-5: duration of stationary, unit: s
8e (Motion Report Interval)
5 Bytes,
Byte 1: 00 = Disable; 01 = Enable
Byte 2-5: report interval, unit: s