Document Number: 002-04578 Rev. *A
Page 25 of 64
MB90910 Series
(Continued)
Address
Register
Abbrevia-
tion
Access
Resource name
Initial value
0000C1
H
Reserved
0000C2
H
Reserved
0000C3
H
to
0000C9
H
Reserved
0000CA
H
External Interrupt Enable 1
ENIR1
R/W
DTP/External
Interrupt
00000000
B
0000CB
H
External Interrupt Source 1
EIRR1
R/W
XXXXXXXX
B
0000CC
H
Detection Level Setting 1
ELVR1
R/W
00000000
B
0000CD
H
00000000
B
0000CE
H
External Interrupt Source Select
EISSR
R/W
00000000
B
0000CF
H
PLL clock Control Register
PSCCR
W
PLL
11110000
B
0000D0
H
to
0000D7
H
Reserved
0000D8
H
Serial Mode Register 2
SMR2
W, R/W
UART2
00000000
B
0000D9
H
Serial Control Register 2
SCR2
W, R/W
00000000
B
0000DA
H
Reception/Transmission Data Register 2
RDR2/
TDR2
R/W
00000000
B
/
11111111
B
0000DB
H
Serial Status Register 2
SSR2
R, R/W
00001000
B
0000DC
H
Extended Communication Control
Register 2
ECCR2
R, W,
R/W
000000XX
B
0000DD
H
Extended Status/Control Register 2
ESCR2
R/W
00000X00
B
0000DE
H
Baud Rate Generator Register 20
BGR20
R/W, R
00000000
B
0000DF
H
Baud Rate Generator Register 21
BGR21
R/W, R
00000000
B
0000E0
H
to
0000FF
H
Reserved
007900
H
to
007913
H
Reserved
007914
H
Reload Register LA
PRLLA
R/W
16-bit PPG A/B
XXXXXXXX
B
007915
H
Reload Register HA
PRLHA
R/W
XXXXXXXX
B
007916
H
Reload Register LB
PRLLB
R/W
XXXXXXXX
B
007917
H
Reload Register HB
PRLHB
R/W
XXXXXXXX
B
007918
H
Reload Register LC
PRLLC
R/W
16-bit PPG C/D
XXXXXXXX
B
007919
H
Reload Register HC
PRLHC
R/W
XXXXXXXX
B
00791A
H
Reload Register LD
PRLLD
R/W
XXXXXXXX
B
00791B
H
Reload Register HD
PRLHD
R/W
XXXXXXXX
B