User's Manual

Table Of Contents
Document : EvoModule1- UserMan.sxw
3.2- Configuration of the control parameters
The parameters of control allow on the one hand, to modify the mode of radio communication, and serial
communication; and furthermore, fetch information on the local module, and the quality of the communication
with a distant module.
3.2.1 - selection of the radio operating channel when FHSS is deselected
It is possible to modify the transmission channel Reception via requests of reading, and writing. The
commands are as follows,
CMD NOM DESCRIPTION
0x60 REQ_SELECT_CHANNEL
Request to select the radio operating channel when FHSS is
deselected
0x61 RES_SELECT_CHANNEL
Response to the channel selection request
0x62 REQ_READ_CHANNEL
Request to read the radio operating channel when FHSS is
deselected
0x63 RES_READ_CHANNEL
Response to the read channel request
Remark : These commands are used only when the mode of radio communication is mono-frequency with
selection of channel.
a) reading commands format of the channel used
Request, from the host to the WaveCard
REQ_READ_CHANNEL
HEADER CMD CRC ETX
3 bytes 1 byte 2 bytes 1 byte
0xFF ; 0x02 ; 0x04 0x62 0x03
Response, from the WaveCard to the host
RES_READ_CHANNEL
HEADER CMD DATA CRC ETX
3 bytes 1 byte variable 2 bytes 1 byte
0xFF ; 0x02 ; 0xXX 0x63
Status = 0x00
reading ok
Channel number
1 byte
Status = 0x01
reading error
-
0x03
EvoModule1 Handbook page 20 of 68