Connector pin assignments, Parallel port connector (cn5), Serial port connectors (cn4 and cn8) – Epson Progression 4 User Manual
Page 5: Keyboard connector (cnlo) and, Mouse connector (cn9), Vga port connector (cn2), Vga feature connector (cn17), Dma assignments, Epson progression 4
Connector Pin Assignments
Parallel Port Connector (CN5)
pin 13
pin 1
I
I
pin 25
14
Parallel Port Connector Pin Assignments
Pin Signal
Pin Signal
Pin Signal
1
Strobe
2
Data 0
10
19
Signal ground
11
Busy
20
Signal ground
3
Data 1
12
P E
21
Signal ground
4
Data 2
13
22
Signal ground
5
Data 3
14
Auto’
23
Signal ground
6
Data 4
15
Error*
24
Signal ground
7
Data 5
16
25
Signal ground
Data 6
17
Select in’
9
Data 7
18
Signal
*Active bw
Serial Port Connectors
and
pin 1
pin 5
pin9
Serial Port Connector Pin Assignments
EPSON Progression 4
VGA Port Connector (CN2)
pin 5
pin 10
pin 15
VGA Port Connector Pin Assignments
pin 1
pin 6
pin 11
VGA Feature Connector
pin 1
pin 25
pin 2
pin 26
VGA Feature Connector Pin Assignments
‘Active bw
DMA Assignments
5/3/93
EPSON Progression 4-5
Pin
Pin
Signal
1
Data carrier
6
Data set ready
2
Receive data
7
Request to send
3
data
Clear to send
4
Data terminal ready
9
Ring indicator
5
Not used
Keyboard Connector
and
Mouse Connector
pin 6
pin 5
pin 2
pin 1
Caution
Although the keyboard and mouse connectors are
physically identical, they cannot be used interchangeably.
Keyboard and Mouse Connector Pin Assignments
Pin Signal
Pin Signal
1
Data
VDC (fused)
2 I Reserved
3 Ground
5
6
Reserved