Digital I/O and Relay Output
Counter/Frequency Command Set
7-
4
ADAM 4000 Series User’s Manual
%AANNTTCCFF
Name Configuration command
Description Configure address, baud rate and/or checksum status of the
digital I/O module.
Syntax %AANNTTCCFF(cr)
% is a delimiter character.
AA (range 00-FF) represents the 2-character hexadecimal
address which is to be configured.
NN represents the new hexadecimal address ranging from
00h to FFh of the digital I/O module.
TT represents the type of code that is always set to 40 for a
digital I/O module.
CC represents the baud rate code.
(Refer to Table 7-1 on next page)
FF is a hexadecimal number that equals to a 8-bit
parameter that represents the checksum and protocol status.
Bits 3 through 5 and bit 0, 1, 7 are not used and are being
set to 0. (Refer to Figure 7-1 below)
Bit 6 is the selection of checksum and bit 2 is the selection
of protocol. (0: advantech; 1: modbus). (Modbus protocol
is supported by ADAM-4052, 4055, 4056S, 4056SO, 4068
only)
(cr) is the terminating character, carriage return (0Dh).
Figure 7-1 Data format for FF (8-bit parameter)
4050, 40 51, 4052, 4053, 4055,
4056S, 4056SO, 4060, 4068, 4069