![background image](http://html.mh-extra.com/html/canon/gc-201/gc-201_user-manual_62906065.webp)
CANON Digital Galvano Scanner System GM-1000 Series
Users Manual 1.20
65
Digital I/O connectors
Connector model number
Connector Model
No.
Manufacturer
Board side
8931E-020-178L
KEL
Cable side
8925E-020-179
KEL
Connector pin assignment
Pin
No.
Monitor
board for
evaluation
Signal
Name
I/O Signal
Description
Logic
Remarks
A1
D1
Output Axis 1 error 1 (Priority high)
High : Error
See Circuit 1 below.
B1
D2
Output Axis 1 error 2 (Priority low)
High : Error
See Circuit 1 below.
A2
D3
Output Axis 1 servo interrupt period
Edge
See Circuit 1 below.
B2
D4
Output Axis 2 error 1 (Priority high)
High : Error
See Circuit 1 below.
A3
D5
Output Axis 2 error 2 (Priority low)
High : Error
See Circuit 1 below.
B3
D6
Output Axis 2 servo interrupt period
Edge
See Circuit 1 below.
A4 DG1 - GND
B4 DG2 - GND
A5
D9
Input External Sampling Signal
↑
: INT generation
See Circuit 2 below.
B5
D10
Input External Trigger Signal
High : ON
See Circuit 2 below.
A6
D11
Input Start up mode switching
See Circuit 2 below.
B6
D12
No connection
A7 DG3 - GND
B7 DG4 - GND
A8
D15
No connection
B8
D16
No connection
A9
D17
No connection
B9
D18
No connection
A10
No connection
B10
No connection
Connection
specifications
(Circuit
1)
(Circuit 2)
FPGA
3.3V-TTL, max. 3 mA
R: 100
Ω
Connector
FPGA
3.3V-TTL
R: 100
Ω
Connector