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Chapter 2 CPU Basics
II - 14
Memory Space
2-2-3 Special Function Registers
The MN101C series locates the special function registers (I/O spaces) at the addresses x'03F00' to
x'03FFF' in memory space. The special function registers of this LSI are located as shown below.
Table 2-2-3 Register Map
Timer control
Serial I/F control
Analog I/F control
ATC control
03F0X
03F1X
03F2X
03F3X
03F4X
03F5X
03F6X
03F7X
03F8X
03F9X
03FAX
03FBX
03FCX
03FDX
03FEX
03FFX
0123456 89ABCDEF7
CPU mode, memory control
Port output
I/O
ports
Port input
I/O mode control
Resistor control
Interrupt control
IRQ0ICR IRQ1ICR IRQ2ICR
TM0ICR TM1ICR Reserved Reserved
IRQ3ICR IRQ4ICR
SC1TICRSC0RICR SC1RICRSC0TICR
ADICR
WDCTR
P2OUT
P2IN
P5OUT
P5IN
P6OUT
P6IN
P7OUT
P7IN
P8OUT
P8IN PAIN
KEYCNT
P2PLU
P5DIR
P5PLU
P6DIR
P6PLU
P7DIR P8DIR
P8PLU
PADIR
TM0OC TM1OC TM0MD TM1MD CK0MD CK1MD
P7PLUD PAPLUD
TM4OC TM5OC TM4MD TM5MD CK4MD CK5MD TM6BC TM6OC TM6MD TBCLR
TM7OC1L TM7OC1H TM7PR1L TM7PR1H
TM7ICL TM7ICH
TM7MD1 TM7MD2
TM7OC2L TM7OC2H TM7PR2L
T7OC2
ICR
RXBUF1RXBUF0 TXBUF1
SC1MD0
TXBUF0
SC0MD0 SC0MD1 SC0MD2 SC0MD3 SC0ODC SC0CKS SC1MD1 SC1MD2 SC1MD3
ANCTR2 ANBUF0 ANBUF1
AREACTR
CSMD01 CSMD23 CSMD45 CSMD67 CSMD89 DBNKR
Reserved
SBNKR
SC3MD0 SC3MD1 SC3CTR SC3TRB
TM7PR2H
Reserved
P8LED
OSCMD
DLYCTR
Reserved Reserved
Reserved
TM6ICR
Reserved
RCCTR
FLOAT
P6IMD
RMCTR
NFCTR0
SC1ODC
P1OMD
PSCMD
EDGDT
SC1CKS
P1TCNT
SC3ODC SC3CKS
NMICR
P1OUT
P1IN
P1DIR P2DIR
P1PLU
TM7ICR
TM1BC
TM7BCH
ANCTR1
TBICR
CPUM
P0OUT
P0IN
P0DIR
P0PLU
TM0BC
TM4BC TM5BC
TM7BCL
ANCTR0
AT1CNT0 AT1CNT1 AT1TRC
AT1
AT1
MAP0H
AT1 AT1 AT1
MAP1M MAP1H
TM4ICR TM5ICR
SC3ICR
ATC1ICR
RC0APL RC0APHRC0APM RC1APL
RC1APHRC1APM RC2APL RC2APHRC2APM
ROM correction control
Interrupt I/F control
AT1
MAP0L MAP0M MAP1L
Reserved
Reserved
MEM
CTR
P6SYO
NFCTR1
Reserved
Reserved Reserved Reserved Reserved Reserved Reserved Reserved
Note) Do not access to the reserved registers with instructions.
SC4AD0 SC4AD1
SC4TXB
SC4RXB
SC4ODC0SC4ODC1
SC4ICR
Reserved
Reserved
PAIMD
Reserved
SC4STR
DACTR
Reserved
DADR01
ReservedReserved
Reserved
Reserved