R8C/20 Group, R8C/21 Group 4. Special Function Registers (SFRs)
Rev.2.00 Aug 27, 2008 Page 16 of 458
REJ09B0250-0200
Table 4.2 SFR Information (2)
(1)
X: Undefined
NOTES:
1. The blank regions are reserved. Do not access locations in these regions.
2. Selected by the IICSEL bit in the PMR register.
Address Register Symbol After reset
0040h
0041h
0042h
0043h
0044h
0045h
0046h
0047h
0048h Timer RD0 Interrupt Control Register TRD0IC XXXXX000b
0049h Timer RD1 Interrupt Control Register TRD1IC XXXXX000b
004Ah Timer RE Interrupt Control Register TREIC XXXXX000b
004Bh
004Ch
004Dh Key Input Interrupt Control Register KUPIC XXXXX000b
004Eh A/D Conversion Interrupt Control Register ADIC XXXXX000b
004Fh
SSU Interrupt Control Register/IIC Bus Interrupt Control Register
(2)
SSUIC/IICIC XXXXX000b
0050h
0051h UART0 Transmit Interrupt Control Register S0TIC XXXXX000b
0052h UART0 Receive Interrupt Control Register S0RIC XXXXX000b
0053h UART1 Transmit Interrupt Control Register S1TIC XXXXX000b
0054h UART1 Receive Interrupt Control Register S1RIC XXXXX000b
0055h INT2 Interrupt Control Register INT2IC XX00X000b
0056h Timer RA Interrupt Control Register TRAIC XXXXX000b
0057h
0058h Timer RB Interrupt Control Register TRBIC XXXXX000b
0059h INT1 Interrupt Control Register INT1IC XX00X000b
005Ah INT3 Interrupt Control Register INT3IC XX00X000b
005Bh
005Ch
005Dh INT0 Interrupt Control Register INT0IC XX00X000b
005Eh
005Fh
0060h
0061h
0062h
0063h
0064h
0065h
0066h
0067h
0068h
0069h
006Ah
006Bh
006Ch
006Dh
006Eh
006Fh
0070h
0071h
0072h
0073h
0074h
0075h
0076h
0077h
0078h
0079h
007Ah
007Bh
007Ch
007Dh
007Eh
007Fh
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