COMMELL HE-760 - Manual (Page 35)

HE-760 User’s Manual I/O Port Pin Assignment
Floppy Port 35
A.2
Connector: FDD
Type: 26-pin connector
Pin Description Pin Description
1 VCC 2 INDEX
3 VCC 4 DRV0
5 VCC 6 DSKCHG
7 DRV1 8 N/C
9 MTR1 10 MTR0
11 RPM 12 DIR
13 N/C 14 STEP
15 Ground 16 WRITE DATA
17 Ground 18 WRITE GATE
19 N/C 20 TRACK 0
21 N/C 22 WRPTR
23 Ground 24 RDATA-
25 Ground 26 SEL
A.3
Connector: CN_IR
Type: 5-pin header for SIR Ports
Pin Description
1 Vcc
2 N/C
3 IRRX
4 Ground
5 IRTX
A.4 < VGA Port >
Connector: CRT
Type: 1-pin D-sub female connector on bracket
Pin Description Pin Description Pin Description
1 BR 6 GROUND 11 N/C
2 BG 7 GROUND 12 5VCDA
3 BB 8 GROUND 13 5HSYNC
4 N/C 9 N/C 14 5VSYNC
5 GROUND 10 GROUND 15 5VCLK
1 5
1
2
15
16