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83 Chapter 5
IDE1, IDE2
COM2
Pin Signal Name Pin Signal Name
1 RESET- 2 GROUND
3 DD7 4 DD8
5 DD6 6 DD9
7 DD5 8 DD10
9 DD4 10 DD11
11 DD3 12 DD12
13 DD2 14 DD13
15 DD1 16 DD14
17 DD0 18 DD15
19 GROUND 20 KEYPIN
21 DMARQ 22 GROUND
23 DIOW- 24 GROUND
25 DIOR- 26 GROUND
27 IORDY 28 PSYNC:CSEL
29 DMACK- 30 GROUND
31 INTRQ 32 IOCS16-
33 DA1 34 PDIAG-
35 DA0 36 DA2
37 CS1FX- 38 CS3FX-
39 DASP- 40 GROUND
Pin Signal Name Pin Signal Name
1 NDCDB 2 NSINB
3 NSOUTB 4 NDTRB
5GND 6NDSRB
7NRTSB 8NCTSB
9 NRIB 10 KEY
2 4 6 8 10 12 14 16 18 20 22 24 26 28 30 32 34 36 38 40
1 3 5 7 9 11 13 15 17 19 21 23 25 27 29 31 33 35 37 39
10
6
8
2
4
9
5
7
1
3