ANTIC

From HwB

ANTIC = Alpha-Numeric Television Interface Circuit

Microprocessor dedicated to the television display in Atari 8-bit computers.

Pinout

Pin Name Description
1 VSS Ground
2 AN0 Antic Interface to GTIA
3 AN1 Antic Interface to GTIA
4 /LP Light Pen Input
5 AN2 Antic Interface to GTIA
6 /RNMI NMI Interrupt Input
7 /NMI NMI Interrupt Output
8 /REF RAM Refresh Output
9 /HALT Halt Output
10 A3 Address I/O 3
11 A2 Address I/O 2
12 A1 Address I/O 1
13 A0 Address I/O 0
14 R/W Read/Write I/O
15 RDY Ready Output
16 A10 Address I/O 10
17 A12 Address I/O 12
18 A13 Address I/O 13
19 A14 Address I/O 14
20 A15 Address I/O 15
21 VCC Power +5V
22 A11 Address I/O 11
23 A9 Address I/O 9
24 A8 Address I/O 8
25 A7 Address I/O 7
26 A6 Address I/O 6
27 A5 Address I/O 5
28 A4 Address I/O 4
29 Φ2 Computer Phase 2 Input
30 D0 Data Bus I/O 0
31 D1 Data Bus I/O 1
32 D2 Data Bus I/O 2
33 D3 Data Bus I/O 3
34 Φ0 Phase 0 Output
35 FΦ0 Fast Phase 0 Input
36 /RES Reset Input
37 D7 Data Bus I/O 7
38 D6 Data Bus I/O 6
39 D5 Data Bus I/O 5
40 D4 Data Bus I/O 4

Source

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