I-7530, I-7530-FT, I-7530A, I-7565
User’s Manual (Version 1.3, Apr/2015) -------- 32
4.Command list
For easy application, we provide 11 command strings to allow users
to send and received commands and responses through the CAN
Converter, like I-7530. It can cover most applications of different requests.
The general formats of the commands for the CAN Converter modules are
in ASCII data format and given below:
Command Format: <Command>[CHK]<CR>
<Command> : The RS-232/RS-485/RS-422/USB commands of the CAN
Converter.
[CHK]
: 2-character checksum value. It is effective only if the
checksum mechanism is set to enable. For checksum
algorithm,
please refer to the Node in the page 33.
<CR>
: All RS-232/RS-485/RS-422/USB commands of the CAN
Converter
must end with the character “<CR>” (The
ASCII value is 13).
The 11 command formats are given in the following table. More
detailed information related to of the each command will be described in
the following sub sections.
Table: Command list table
Command
Description
tIIILDD…[CHK]<CR>
Send or receive a standard data
frame.
TIIIL[CHK]<CR>
Send or receive a standard remote
frame.
eIIIIIIIILDD…[CHK]<CR>
Send or receive an extended data
frame.
EIIIIIIIIL[CHK]<CR>
Send or receive an extended remote
frame.
S[CHK]<CR>
Read the status value of CAN
Converter.
C[CHK]<CR>
Clear CAN Converter. FIFO error flag
of overflow.
