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A-2. DL-302 DCON Command Sets
Command
$AAF
$AAI
$AAM
$AAP
$AAPN
$AA2
$AA5
#AA
#AAN
%AANNTTCCFF set configuration,
A-2. DL-302 DCON Command Sets
Description
read firmware version
read INIT status
response:
!AA0 -> INIT short to GND
!AA1 -> else
read module name
Read Modbus RTU/DCON protocol
response:
!AA0 -> DCON
!AA1 -> Modbus RTU
Set Modbus RTU/DCON protocol
N-> 0: DCON, 1: Modbus RTU
read configuration
read reset status
!AA1 first after power on, !AA0 others
Read All Analog Inputs
response
>(CO
in 1 ppm)(relative humidity in 0.01%)(temperature in
2
0.01°C)(temperature in 0.01°F) (dew point temperature in
0.01°C)(dew point temperature in 0.01°F)
Read Channel Analog Input
N = 0 for CO
in 1 ppm,
2
1 for relative humidity in 0.01%,
2 for temperature in 0.01°C,
3 for temperature in 0.01°F,
4 for dew point temperature in 0.01°C,
5 for dew point temperature in 0.01°F
AA: current address,
NN: new address, TT = 00,
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