PARALLEL (CENTRONICS) PORT
--------------------------
PIN 1000 500/2000 Commodore PC's
--- ---- -------- --------------
1 DRDY* STROBE* STROBE*
2 Data 0 Data 0 Data 0
3 Data 1 Data 1 Data 1
4 Data 2 Data 2 Data 2
5 Data 3 Data 3 Data 3
6 Data 4 Data 4 Data 4
7 Data 5 Data 5 Data 5
8 Data 6 Data 6 Data 6
9 Data 7 Data 7 Data 7
10 ACK* ACK* ACK*
11 BUSY (data) BUSY BUSY
12 POUT (cl) POUT POUT
13 SEL SEL SEL
14 GND +5v pullup AUTODXT
15 GND NC ERROR*
16 GND RESET* INIT*
17 GND GND SLCT IN*
18-22 GND GND GND
23 +5 GND GND
24 NC GND GND
25 Reset* GND GND
KEYBOARD ...RJ11
----------------
A1000 A2000
----- -----
1 +5 Volts KCLK
2 CLOCK KDAT
3 DATA NC
4 GND GND
5 - +5 Volts
Not Applicable to the A500.
Video ...DB3 MALE
-----------------
For A500, A1000, A2000 unless otherwise stated
1 XCLK* 13 GNDRTN (Return for XCLKEN*)
2 XCLKEN* 14 ZD*
3 RED 15 C1*
4 GREEN 16 GND
5 BLUE 17 GND
6 DI 18 GND
7 DB 19 GND
8 DG 20 GND
9 DR 21 A1000/2000 -5 VOLT POWER
10 CSYNC* A500 -12 VOLT POWER
11 HSYNC* 22 +12 VOLT POWER
12 VSYNC* 23 +5 VOLT POWER
- Appendix E 297 -