CAN-IO
USER MANUAL
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27
Command Configuration Window
The
CAN Command Windows
allows to set card address and
CAN Commands
.
You can access to command configuration window closing the
Control Panel
.
The
CAN Commands
are:
read input
,
write output
,
read temperature
. Thanks to these commands it is possible
to
communicate through CAN.
To configure CAN commands, it is necessary to assign an address to
CAN-IO
and to configure command data (the first
bytes of CAN messages).
Default configuration is 500 kbps speed with no filters.
The Command Configuration Window (Picture 12) can be opened from
Command
menu choosing
Config CAN Command
.
Picture 12
: Command Configuration Window
Default configuration is 500 Kbps speed with the following parameters:
ADDRESS: ...................................................... 64A
(hex)
READ TEMPERATURE COMMAND: ............. 3A
(hex)
READ INPUT COMMAND: ............................. 3B
(hex)
WRITE OUTPUT COMMAND: ........................ 3C
(hex)
CAN Command Description
CAN message to write CAN I/O Output
must contain:
1.
CAN-IO
address (defined by users)
2.
The first byte which is the
write output command
(defined by users)
3.
The second byte which is the output state (from 1 up to 8)
4.
The third byte which is the output state (from 9 up to 16)
OTHER BYTES WILL BE IGNORED
If this type of CAN message is correctly received, the board answer with an express acknowledge package.
Example
CAN message to enable the fourth and the eleventh output are:
