线
译
码
P2.7 P2.6 P2.5 P2.4 P2.3 P2.2 P2.1 P2.0 A7 A6 A5 A4 A3 A2 A1 A0
Ⅰ : 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 =C000H
~ 1 1 0 1 1 1 1 1 1 1 1 1 1 1 1 1 ~ DFFFH
Ⅱ : 1 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 =A000H
~ 1 0 1 1 1 1 1 1 1 1 1 1 1 1 1 1 ~ BFFFH
Ⅲ : 0110 0000 0000 0000 ~ 0111 1111 1111 1111 =6000H ~ 7FFFH
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