Oki OKIPAGE 14EX Service Manual page 220

O: Out
I: In
C: Common
USB Connector Pin Assignment (to USB I/F)
l l
PIN NO. I/O*
2 1 1
3 4 2
3
4
* I: In
O: Out
C: Common
OPTION Connector Pin Assignment (To option RAM or RS232C board)
l l
Pin I/O
No.
01 51 01 O
02 52 02 C
03 53 03 O
04 54 04 O
Signal Description
I Voc +5 Power
IO D- USB Data
IO D+ USB Data
C 0V Ground
Signal Description Pin I/O
No.
A0 OR write 51 I/O
enable
0V Logic ground 52 I/O
A1 Address bit 1 53 I/O
A2 Address bit 2 54 I/O
Signal Description
D16 Data bit 16
D10 Data bit 0
D17 Data bit 17
D1 Data bit 1