Ewattch SQUID-HC-LORAWAN, Technical Manual, Page: 10 / 14

SQUID-HC-LORAWAN Technical Documentation
10
wattch
Status frame
The status frames contain supplementary information concerning the sensors
(battery level, firmware version, etc.)
Example of a transmitted (HEXADECIMAL) status frame :
100A 00 08 02 0401 04 08 08 3C00
Explanation of the frame structure :
Index
(in bytes)
1 Frame type 10
and 60 x 10 = 600 seconds
i.e. a transmission every 10 minutes.
0x07 -> 0x02: Battery level normal
0x01 : Level low
0x00 : Level critical
Periodicity of transmissions in seconds.
Value of 16-bit code in little-endian to multiply by 10.
3C 00 => 0x003C hexadecimal i.e. 60 decimal
0x20 : TyNess
0x04: Minor MSB version
0x01: Major LSB version
I.e. Version 1.4 firmware
0x08 : Mains power
Other possible values:
0x08 : Squid
Other possible values:
0x00 : Environment
v0x01 : Presence
0x02 : Ambience
0x10 : Pulse
8-9 Battery level 04 08
10-12 Periodicity 08 3C 00
3-4
Type of
sensor
00 08
5-7
Firmware
version
02 04 01
Name Object
2
Payload
size
0A
Description
Status frame
Number of bytes sent.
0x0A in hexadecimals gives 10 bytes (excluding
header: Frame type and Payload Size)