R3765/67G Series Network Analyzer Operation Manual
7.16 Communication with Peripheral Devices
7-166
Usage example of output ports A and B
< When LED is used for selecting devices (when port A is used) >
• Circuit example
• Program example
10 OUTPUT 36 ; 16 Defines ports A, B, C and D as output port.
20 OUTPUT 33 ; 0 Initializes LED.
30
: Measurement and judgment <measurement
variable: A>
: (Judgment range: JED0 to JED1, JED1 to JED2...)
500 IF A>=JED0 AND A<JED1 THEN OUTPUT 33 ; 0xFF
: (When JED0 to JED1, lights up LED 1.)
510 F A>=JED1 AND A<JED2 THEN OUTPUT 33 ; 0xFE
: (When JED1 to JED2, lights up LED 2.)
:
800 GOTO 30
810 STOP
2
PIO port
+5V
LED2
Output port
+5V
+5V
LED1
A
B
C
G1
G2A
G2B
A
B
C
G1
G2A
G2B
HC138
HC138
HC138
G1
+5V
A0
A1
A2
A3
A4
A5
A6
A7
GND
+5V
A
B
C
G2A G2B
+5V
GND
+5V
5
6
7
8
9
10
11
12
1
35