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R8C/38T-A Group
14. I/O Ports
Under development Preliminary document
Specifications in this document are tentative and subject to change.
R01UH0241EJ0010 Rev.0.10
Page 202 of 730
Aug 05, 2011
14.5
Registers
Table 14.5
Register Configuration for I/O Ports
Register Name
Symbol
After Reset
Address
Access Size
Timer RJ_0 Pin Select Register
TRJ_0SR
08h
002A0h
8
Timer RCCLK Pin Select Register
TRCCLKSR
00h
002A5h
8
Timer RC_0 Pin Select Register 0
TRC_0SR0
00h
002A6h
8
Timer RC_0 Pin Select Register 1
TRC_0SR1
00h
002A7h
8
Timer Pin Select Register
TIMSR
00h
002ADh
8
UART0_0 Pin Select Register
U_0SR
00h
002AEh
8
UART0_1 Pin Select Register
U_1SR
00h
002AFh
8
UART2 Pin Select Register 0
U2SR0
00h
002B2h
8
UART2 Pin Select Register 1
U2SR1
00h
002B3h
8
INT Interrupt Input Pin Select Register 0
INTSR0
00h
002B6h
8
I/O Function Pin Select Register
PINSR
00h
002B9h
8
Pin Assignment Select Register
PMCSEL
00h
002BEh
8
Pull-Up Control Register 0
PUR0
00h
002C0h
8
Pull-Up Control Register 1
PUR1
00h
002C1h
8
Pull-Up Control Register 2
PUR2
00h
002C2h
8
Port P1 Drive Capacity Control Register
P1DRR
00h
002C8h
8
Port P2 Drive Capacity Control Register
P2DRR
00h
002C9h
8
Drive Capacity Control Register 0
DRR0
00h
002CCh
8
Drive Capacity Control Register 1
DRR1
00h
002CDh
8
Drive Capacity Control Register 2
DRR2
00h
002CEh
8
Input Threshold Control Register 0
VLT0
00h
002D0h
8
Input Threshold Control Register 1
VLT1
00h
002D1h
8
Input Threshold Control Register 2
VLT2
00h
002D2h
8
Port P0 Register
PORT0
XXh
002E0h
8
Port P1 Register
PORT1
XXh
002E1h
8
Port P0 Direction Register
PD0
00h
002E2h
8
Port P1 Direction Register
PD1
00h
002E3h
8
Port P2 Register
PORT2
XXh
002E4h
8
Port P3 Register
PORT3
XXh
002E5h
8
Port P2 Direction Register
PD2
00h
002E6h
8
Port P3 Direction Register
PD3
00h
002E7h
8
Port P4 Register
PORT4
XXh
002E8h
8
Port P5 Register
PORT5
XXh
002E9h
8
Port P4 Direction Register
PD4
00h
002EAh
8
Port P5 Direction Register
PD5
00h
002EBh
8
Port P6 Register
PORT6
XXh
002ECh
8
Port P7 Register
PORT7
XXh
002EDh
8
Port P6 Direction Register
PD6
00h
002EEh
8
Port P7 Direction Register
PD7
00h
002EFh
8
Port P8 Register
PORT8
XXh
002F0h
8
Port P9 Register
PORT9
XXh
002F1h
8
Port P8 Direction Register
PD8
XXh
002F2h
8
Port P9 Direction Register
PD9
00h
002F3h
8