GW Instek GLC-9000 User Manual - Manual (Page 166)

GLC-9000 User Manual
166
I/O Definition
Apart from power, all external control signals are active low.
Pin
No.
Input/
Output
Signal
Name
Description
1 Input KEYLOCK
The key lock is active on a low level
signal.
2 Input STOP Stop the current measurement
3 Input LOAD1
Selects a panel setting to load.
LOAD1 is bit 2 of 5
4 Input LOAD3
Selects a panel setting to load.
LOAD3 is bit 4 of 5
5 Input TEST Active when testing
6 --- Reserved
7 Output PASS Active on a PASS judgement
8 Output L-FAIL
Active on a FAIL judgement (under
lower limit)
9 --- Reserved
10 Output 5VDC
Internal power supply
11 Output 5VDC
12 Output GND-INT
Internal ground
13 Output GND-INT
14
Input
START
Start the Automatic measurement.
Measurement will start when Load0
to LOAD4 are set and START is set to
low (active low). The corresponding
panel is also read.
15
Input
LOAD0
Selects a panel setting to load.
LOAD0 is bit 1 of 5