Changes
/* Aleste VDKEY eprom (video and keyboard) */
01C0..01DF: . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
01E0..01FF: . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
0200..03FF: Same as 0000h..01FFh, but with D0 inverted
(ie. "A A F B B B A A 8 8 8 8 8 8 8 8" etc.)
* Note: The "." entries contain a value of 9. (The "." is just used instead of "9" to make the other entries more visible)
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Upper Data bits in VDKEY (the Keyboard related part):
0020..003F: F F B B A A C 4 8 8 A B E 9 A 4 9 9 B C A A B 5 8 9 9 B C A A 4
0040..005F: 9 9 8 B 9 B C 6 A A A A A A B 5 8 8 8 8 8 F E 7 F F F F F F F F
0060..01FF: Filled with "F"
0200..021F: 7 6 7 0 3 2 1 1 9 2 0 0 3 2 2 1 4 9 6 A 3 0 9 1 3 8 A 6 2 8 7 8
0220..023F: 9 A 8 6 9 5 5 A A 9 4 3 9 2 7 6 8 7 7 7 8 2 9 A 6 5 6 4 4 A 3 8
0240..025F: 3 4 1 2 1 5 1 A 0 0 0 0 0 0 1 5 3 4 5 7 8 5 5 6 F F F F F F F F
0260..03FF: Filled with "F"
Upper and Lower Data Bits in Unused Part of VDKEY: