UPD75518 NEC, UPD75518 Datasheet - Page 16

• Manufacturer Part Number: UPD75518
• Description: 4 BIT SINGLE-CHIP MICROCOMPUTER
• Manufacturer: NEC

16
FB0H
FBFH
FC0H
000H
01FH
020H
07FH
0FFH
100H
1FFH
200H
2FFH
300H
3FFH
F80H
FF0H
FFFH
Remark — : Don’t care
Data area
Static RAM
(memory bank 0)
Data area
Static RAM
(memory bank 1)
Data area
Static RAM
(memory bank 2)
Data area
Static RAM
(memory bank 3)
Fig. 2-1 Data Memory Organization and Addressing Range of Each Addressing Mode
Memory bank enable flag
Peripheral hardware area
(memory bank 15)
Addressing mode
Not contained
Stack area
General
resister
area
MBE
= 0
mem.bit
mem
MBS
MBE
MBS
MBS
MBS
MBS
= 15
= 1
= 0
= 1
= 2
= 3
MBE
@H + mem.bit
= 0
@HL
MBS
MBS
MBS
MBS
MBS
MBE
= 15
= 1
= 0
= 1
= 2
= 3
@DE
@DL
–
Stack
address-
ing
SBS
SBS
SBS
SBS
= 0
= 1
= 2
= 3
–
fmem.bit
–
PD75518(A)
pmem.
@L
–