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
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