Commodore Amiga A2000 - AGNUS PIN ASSIGNMENT; DENISE PIN ASSIGNMENT

AGNUS PIN ASSIGNMENT
PIN # DESIGNATION FUNCTION DEFINITION
01-09 D8-D0 Data bus lines 8 to 0 I/O
10 VCC +5 Volt I
11 RES* System reset I
12 INT3* Interrupt level 3 O
13 DMAL DMA request line I
14 BLS* Blitter slowdown I
15 DBR* Data bus request O
16 ARW* Agnus RAM write O
17-24 RGA8-RGA1 Register address bus 8-1 I/O
25 CCK Color clock I
26 CCKQ Color clock delay I
27 VSS Ground I
28-36 DRA0-DRA8 DRAM address bus 0 to 8 O
37 LP* Light pen input I
38 VSY* Vertical sync I/O
39 CSY* Composite sync O
40 HSY* Horizontal sync I/O
41 VSS Ground I
42-48 D15-D9 Data bus lines 15 to 9 I/O
DENISE PIN ASSIGNMENT
PIN DESIGNATION FUNCTION DEFINITION
01-07 D6-D0 Data bus lines 6 to 0 I/O
08 M1H Mouse 1 horizontal I
09 M0H Mouse 0 horizontal I
10-17 RGA8-RGA1 Register address bus 8-1 I
18 BURST* Color burst O
19 VCC +5 Volt I
20-23 R0-R3 Video red bits 0-3 O
24-27 B0-B3 Video blue bits 0-3 O
28-31 G0-G3 Video green bits 0-3 O
32 N/C Not connected N/C
33 ZD* Background indicator O
34 N/C Not connected N/C
35 7M 7.15909 MHZ I
36 CCK Color clock I
37 VSS Ground I
38 M0V Mouse 0 vertical I
39 M1V Mouse 1 vertical I
40-48 D15-D7 Data bus lines 15 to 7 I/O
- 290 Appendix C -