PATLITE WDR-LE - Manual (Page 56)

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Wireless Data Aquisition System Comprehensive User's Manual
(10) Non-participating Transmission Notice
Notifi cation is made when a transmitter is withdrawn from the network.
To receive this notifi cation, the "Heartbeat" and "Watch" settings have to be made by the "Status
Confi rmation Notice" settings.
SOP Cmd Len Transmitter
MAC Address
Set Receiver
MAC Address
FCS
0x02 0x2D 0x １1 0x011 0xCB
1 byte 2 bytes 1 byte 8 bytes 8 bytes 1 byte
① ②
① Transmitter MAC Address ： MAC Address of withdrawn transmitter.
② Receiver MAC Address ： MAC Address of withdrawn receiver.
(11) Status Confi rmation Notice
Setting the Heartbeat from the "Status Confi rmation Notice" will send notifi cation from the transciever.
Note
● When transmission between a transmitter and receiver are used as a relay. no notifi cations will be
sent. Notices will only be sent from receivers connected directly to transmitters.
SOP Cmd Len Short Address Packet
Number
LQI FCS
0x02 0x2D 0x １3 0x04 Hi Low
1 byte 2 bytes 1 byte 2 bytes 1 byte 1 byte 1 byte
① ② ③
① Short Address ： Transmitter header network address.
This value is already assigned an undefi ned 2 byte value when connecting to
the network address destination.
② Packet Number ： When data is sent, an arbitrary value is added.
When this data changes, a decision is made whether packet data is missing.
③ LQI ： Quality of communication between transmitter unit and fi nal stage of wireless
receiver.
Displays from 0x00（Minimum）to 0xFF（Maximum）for the range.
See the formula below to convert to dBm:
dBm= − (190 − LQI ч 1.625) ч 2