Campbell Scientific AM16/32A Multiplexer User Manual
Page 21
AM16/32A Relay Analog Multiplexer
EXAMPLE “2x32” MODE PROGRAMS - GENERALIZED PROGRAM LOOPS FOR THE
CR23X, 21X, CR10(X), AND CR7.
21X SAMPLE PROGRAM
*
1
Table 1
Programs
01: 60 Sec.
Execution
Interval
;ACTIVATE MULTIPLEXER
1: Set Port (P20)
1:
1
Set
high
2:
1
Port
Number
2: Excitation with Delay (P22)
1:
1
Ex
Channel
2:
0
Delay w/Ex
(0.01 sec units)
3:
15
Delay after Ex
(0.01 sec units)
4:
0
mV
Excitation
;BEGIN MEASUREMENT
;LOOP
3: Beginning of Loop (P87)
1:
0
Delay
2: 32
Loop
Count
CLOCK PULSE/DELAY
4: Excitation with delay (P22)
1:
1
EX
Chan
2:
1
Delay
w/EX
(units=
.01
sec)
3:
1
Delay
after
EX
(units=
.01
sec)
4: 5000
mV
Excitation
5: User Specified Measurement
Instruction
;END MEASUREMENT
;LOOP
6: End (P95)
;DEACTIVATE
;MULTIPLEXER
7: Set Port (P20)
1:
0
Set
low
2:
1
Port
Number
CR7 SAMPLE PROGRAM
*
1
Table 1
Programs
01: 60 Sec.
Execution
Interval
;ACTIVATE MULTIPLEXER
1: Set Port (P20)
1:
1
Set
high
2:
1
EX
Card
3:
1
Port
No.
2: Excitation with Delay (P22)
1:
1
Ex
Channel
2:
0
Delay w/Ex
(0.01 sec units)
3:
15
Delay after Ex
(0.01 sec units)
4:
0
mV
Excitation
;BEGIN MEASUREMENT
;LOOP
3: Beginning of Loop (P87)
1:
0
Delay
2: 32
Loop
Count
;CLOCK PULSE/DELAY
4: Excitation with delay (P22)
1:
1
EX
Chan
2:
2
EX
Chan
3:
1
Delay
w/EX
(units=
.01
sec)
4:
1
Delay
after
EX (units =
.01
sec)
5: 5000
mV
Excitation
5: User Specified Measurement
Instruction
;END MEASUREMENT
;LOOP
6: End (P95)
;DEACTIVATE
;MULTIPLEXER
7: Set PortP20
1:
0
Set
low
2:
1
EX
Card
3:
1
Port
No.
CR10(X), CR23X SAMPLE
PROGRAM
*
1
Table 1
Programs
01: 60 Sec.
Execution
Interval
;ACTIVATE MULTIPLEXER
1: Do (P86)
1: 41
Set
high
Port
1
2: Excitation with Delay (P22)
1:
1
Ex
Channel
2:
0
Delay w/Ex
(0.01 sec units)
3:
15
Delay after Ex
(0.01 sec units)
4:
0
mV
Excitation
;BEGIN MEASUREMENT
;LOOP
3: Beginning of Loop (P87)
1:
0
Delay
2: 32
Loop
Count
;CLOCK PULSE
4: Do (P86)
1:
72
Pulse Port 2
;DELAY
5: Excitation with Delay (P22)
1:
1
EX
Chan
2:
0
Delay
w/EX
(units=.01
sec)
3:
1
Delay after EX
(units=.01
sec)
0:
0
mV
Excitation
6: User Specified Measurement
Instruction
;END MEASUREMENT
;LOOP
7: End (P95)
;DEACTIVATE
;MULTIPLEXER
8: Do (P86)
1: 51
Set
low
Port
1
FIGURE 8. Example “2x32” Mode Program Loops for CR23X, CR10(X), 21X and CR7 Loggers
15