MB89120/120A Series
(Continued)
Address
Read/write
20H
21H
22H
23H
(R/W)
24H
(R/W)
25H
26H to 31H
32H
(R/W)
33H
(R/W)
34H to 7BH
7CH
(W)
7DH
(W)
7EH
(W)
7FH
* : Only in the MB89120A series
Note : Do not use vacancies.
Register name
EIC1
EIC2
EIE2
EIF2
ILR1
ILR2
ILR3
Register description
Vacancy
Vacancy
Vacancy
External interrupt control register 1
External interrupt control register 2
Vacancy
Vacancy
External interrupt 2 enable register*
External interrupt 2 flag register*
Vacancy
Interrupt level register 1
Interrupt level register 2
Interrupt level register 3
Vacancy
23