
1-17
Under
development
Specifications in this manual are tentative and subject to change
Rev. H
Special Function Registers
MITSUBISHI MICROCOMPUTERS
M30222 Group
SINGLE-CHIP 16-BIT CMOS MICROCOMPUTER
Value after Reset
SFR
Address
Register Name
Acronym
b7 b6 b5b4 b3 b2 b1 b0
Page
Number
004416
INT3 interrupt control register
SI/O4 interrupt control register
INT3IC
S4IC
000
00
0
1.39
004516
Timer B5 interrupt control register
TB5IC
00
0
1.39
004616
Timer B4 interrupt control register
TB 4IC
00
0
1.39
004716
Timer B3 interrupt control register
TB3IC
00
0
1.39
004816
INT7 interrupt control register
INT7IC
000
00
0
1.39
004916
INT6 interrupt control register
INT6IC
000
00
0
1.39
004A16
Bus collision detection interrupt control register
BCNIC
00
0
1.39
004B16
DMA0 interrupt control register
DM0IC
00
0
1.39
004C16
DMA1 interrupt control register
DM1IC
00
0
1.39
004D16
Key input interrupt control register
KUPIC
00
0
1.39
004E16
A-D conversion interrupt control register
ADIC
00
0
1.39
004F16
UART2 transmit interrupt control register
S2TIC
00
0
1.39
005016
UART2 receive interrupt control register
S2RIC
00
0
1.39
005116
UART0 transmit interrupt control register
S0TIC
00
0
1.39
005216
UART0 receive interrupt control register
S0RIC
00
0
1.39
005316
UART1 transmit interrupt control register
S1TIC
00
0
1.39
005416
UART1 receive interrupt control register
S1RIC
00
0
1.39
005516
Timer A0 interrupt control register
TA0IC
00
0
1.39
005616
Timer A1 interrupt control register
TA1IC
00
0
1.39
005716
Timer A2 interrupt control register
TA2IC
00
0
1.39
005816
Timer A3 interrupt control register
INT4 interrupt control register
TA3IC
INT4IC
000
00
0
1.39
005916
Timer A4 interrupt control register
INT5 interrupt control register
TA4IC
INT5IC
000
00
0
1.39
005A16
Timer B0 interrupt control register
TB0IC
00
0
1.39
005B16
Timer B1 interrupt control register
TB1IC
00
0
1.39
005C16
Timer B2 interrupt control register
TB2IC
00
0
1.39
005D16
INT0 interrupt control register
INT0IC
000
00
0
1.39
005E16
INT1 interrupt control register
INT1IC
000
00
0
1.39
005F16
INT2 interrupt control register
SI/O3 interrupt control register
INT2IC
S3IC
000
00
0
1.39
010016
LCD RAM0
LRAM0
??
???
??
?
1.146
010116
LCD RAM1
LRAM1
??
???
??
?
1.146
010216
LCD RAM2
LRAM2
??
???
??
?
1.146
010316
LCD RAM3
LRAM3
??
???
??
?
1.146
010416
LCD RAM4
LRAM4
??
???
??
?
1.146
010516
LCD RAM5
LRAM5
??
???
??
?
1.146
010616
LCD RAM6
LRAM6
??
???
??
?
1.146
010716
LCD RAM7
LRAM7
??
???
??
?
1.146
010816
LCD RAM8
LRAM8
??
???
??
?
1.146
010916
LCD RAM9
LRAM9
??
???
??
?
1.146
010A16
LCD RAM10
LRAM10
??
???
??
?
1.146
010B16
LCD RAM11
LRAM11
??
???
??
?
1.146
010C16
LCD RAM12
LRAM12
??
???
??
?
1.146
010D16
LCD RAM13
LRAM13
??
???
??
?
1.146
010E16
LCD RAM14
LRAM14
??
???
??
?
1.146
010F16
LCD RAM15
LRAM15
??
???
??
?
1.146
011016
LCD RAM16
LRAM16
??
???
??
?
1.146
011116
LCD RAM17
LRAM17
??
???
??
?
1.146
011216
LCD RAM18
LRAM18
??
???
??
?
1.146
011316
LCD RAM19
LRAM19
??
???
??
?
1.146
012016
LCD mode register
LCDM
0
000
00
0
1.143
012116
012216
Segment output enable register
SEG
0016
1.143
012316
012416
LCD frame frequency counter
LCDTIM
1.143
012516
012616
Key input mode register
KUPM
00
1.52
012716
012816
012916
013016
LCD expansion register
LEXP
0016
1.144
013116
013216
LCD clock divide counter
LCDC
1.144
013316
? = Undefined
Table 1.6. Location and value after reset of peripheral unit control registers (2)
Table 1.5. Location and value after reset of peripheral unit control registers (1)