LX3V-4DA module
3
WECON Technology Co., Ltd.
*7: Don’t connect any unit to the unused terminal
4.
Allocation of buffer memories (BFM)
Table 4-1
BFM
Description
#0(E)
Output mode select. Factory setting H0000
#1
Output data Channel CH1
Channel output value, default: 0
#2
Output data Channel CH2
#3
Output data Channel CH3
#4
Output data Channel CH4
#5(E)
Holding mode
#6
Reserved
#7
Reserved
#8(E)
Offset/gain setting command CH1,CH2 default :H0000
#9(E)
Offset/gain setting command CH3,CH4 default :H0000
#10
Offset data CH1*1
Unit: mV or μA
Default offset value:0
Default gain value:+5000,
Output mode 0
#11
Gain data CH1*2
#12
Offset data CH2*1
#13
Gain data CH2*2
#14
Offset data CH3*1
#15
Gain data CH3*2
#16
Offset data CH4*1
#17
Gain data CH4*2
#18,#19
Reserved
#20(E)
Initialize, default: 0
#21E
I/O characteristics adjustment inhibit (Initial value 1)
#22-#28
Reserved
#29
Error states
#30
K3020 identification code
#31
Software version
1)
Channel Select
The value of BFM #0 switches the analog output between voltage and current on each channel. It
takes the form of a 4 digit hexadecimal number. The first digit will be the command for channel1 (CH1), and
the second digit for channel 2 (CH2) etc. The numeric values of these four digits respectively represent the
following items:
