UPD75104A Datasheet, PDF (18/66 Pages) NEC – 4-BIT SINGLE-CHIP MICROCOMPUTER

µPD75104A, 75108A
(b) µ PD75104A
General-purpose
register area
000H
01FH
Data memory
(32 × 4)
Memory bank
Data
area
Static RAM
(320 × 4)
Stack area
Peripheral hardware area
256× 4
0FFH
100H
13FH
F80H
FFFH
64 × 4
Not provided
128× 4
Bank 0
Bank 1
Bank 15
Fig. 4-2 Data Memory Map(2/2)
18