Frames - Libelium Waspmote Plug & Sense! Smart Parking Technical Manual

7. Frames

Plug & Sense! Smart Parking node can send 6 defined frames. All frames are 12 bytes length and they are the same for Sigfox and
LoRaWAN. Bytes 0 and 1 are common for all frames. Byte 0 has the basic data from the node and frame and byte 1 its a frame
counter. It can be used to detect lost frames.
Bit
7 Parking slot status
6 Battery state
5-4
3
2
1
Frame type
0
Figure : Byte 0 description
Name Description
'0' indicates that the parking slot is empty
'1' indicates that the slot is in occupied
'0' indicates that the battery has a good level of charge
'1' indicates that the battery has little charge and it will be necessary to
change it. When the battery has little charge it is possible that the node does
not work properly and the radios fail sending the frames.
Reserved Reserved bits. Do not consider.
0 – Info frame
1 – Keep-Alive frame
2 – Daily update frame
3 – Error frame
4 – Start frame 1
5 – Start frame 2
Values from 6 to 15 are reserved
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Frames
v7.0