UPD30121 NEC [NEC], UPD30121 Datasheet - Page 48

• Manufacturer Part Number: UPD30121
• Description: VR4121TM 64-/32-BIT MICROPROCESSOR
• Manufacturer: NEC [NEC]

48
(9) Page ROM parameter (2/2)
ROMCS (0:3)#
ADD (4:23),
Remark The broken lines indicate high impedance.
ADD (1:3)
Note In 32-bit mode: Applied to DATA (16:31)/GPIO (16:31) and DATA (0:15) pins
DATA
(output)
(output)
(output)
(output)
ADD0
RD#
(I/O)
Note
In 16-bit mode: Applied to DATA (0:15) pins
Invalid
Data Sheet U14691EJ1V0DS00
t
ACC1
t
CE
t
OE
t
DS
t
DH
t
ACC2
t
DS
t
DH
Invalid
PD30121