R8C/1A Group, R8C/1B Group
4. Special Function Registers (SFRs)
Rev.1.30
Dec 08, 2006
Page 22 of 315
REJ09B0252-0130
Table 4.3
SFR Information (3)
(1)
X: Undefined
NOTES:
1.
The blank regions are reserved. Do not access locations in these regions.
2.
In input capture mode.
3.
In output compare mode.
4.
Selected by the IICSEL bit in the PMR register.
Address
Register
Symbol
After reset
0080h
Timer Z Mode Register
TZMR
00h
0081h
0082h
0083h
0084h
Timer Z Waveform Output Control Register
PUM
00h
0085h
Prescaler Z Register
PREZ
FFh
0086h
Timer Z Secondary Register
TZSC
FFh
0087h
Timer Z Primary Register
TZPR
FFh
0088h
0089h
008Ah
Timer Z Output Control Register
TZOC
00h
008Bh
Timer X Mode Register
TXMR
00h
008Ch
Prescaler X Register
PREX
FFh
008Dh
Timer X Register
TX
FFh
008Eh
Timer Count Source Setting Register
TCSS
00h
008Fh
0090h
Timer C Register
TC
00h
0091h
00h
0092h
0093h
0094h
0095h
0096h
External Input Enable Register
INTEN
00h
0097h
0098h
Key Input Enable Register
KIEN
00h
0099h
009Ah
Timer C Control Register 0
TCC0
00h
009Bh
Timer C Control Register 1
TCC1
00h
009Ch
Capture, Compare 0 Register
TM0
0000h
(2)
009Dh
FFFFh
(3)
009Eh
Compare 1 Register
TM1
FFh
009Fh
FFh
00A0h
UART0 Transmit/Receive Mode Register
U0MR
00h
00A1h
UART0 Bit Rate Generator
U0BRG
XXh
00A2h
UART0 Transmit Buffer Register
U0TB
XXh
00A3h
XXh
00A4h
UART0 Transmit/Receive Control Register 0
U0C0
00001000b
00A5h
UART0 Transmit/Receive Control Register 1
U0C1
00000010b
00A6h
UART0 Receive Buffer Register
U0RB
XXh
00A7h
XXh
00A8h
UART1 Transmit/Receive Mode Register
U1MR
00h
00A9h
UART1 Bit Rate Generator
U1BRG
XXh
00AAh
UART1 Transmit Buffer Register
U1TB
XXh
00ABh
XXh
00ACh
UART1 Transmit/Receive Control Register 0
U1C0
00001000b
00ADh
UART1 Transmit/Receive Control Register 1
U1C1
00000010b
00AEh
UART1 Receive Buffer Register
U1RB
XXh
00AFh
XXh
00B0h
UART Transmit/Receive Control Register 2
UCON
00h
00B1h
00B2h
00B3h
00B4h
00B5h
00B6h
00B7h
00B8h
SS Control Register H / IIC bus Control Register 1
(4)
SSCRH / ICCR1
00h
00B9h
SS Control Register L / IIC bus Control Register 2
(4)
SSCRL / ICCR2
01111101b
00BAh
SS Mode Register / IIC bus Mode Register
(4)
SSMR / ICMR
00011000b
00BBh
SS Enable Register / IIC bus Interrupt Enable Register
(4)
SSER / ICIER
00h
00BCh
SS Status Register / IIC bus Status Register
(4)
SSSR / ICSR
00h / 0000X000b
00BDh
SS Mode Register 2 / Slave Address Register
(4)
SSMR2 / SAR
00h
00BEh
SS Transmit Data Register / IIC bus Transmit Data Register
(4)
SSTDR / ICDRT
FFh
00BFh
SS Receive Data Register / IIC bus Receive Data Register
(4)
SSRDR / ICDRR
FFh