R8C28 datasheet(18/73 Pages) RENESAS

18 / 73 page

R8C/28 Group, R8C/29 Group

4. Special Function Registers (SFRs)

Rev.2.10

Sep 26, 2008

Page 16 of 67

REJ03B0169-0210

Table 4.2

SFR Information (2)(1)

X: Undefined

NOTES:

1. The blank regions are reserved. Do not access locations in these regions.

2. (N, D version) Software reset, watchdog timer reset, voltage monitor 1 reset, or voltage monitor 2 reset do not affect this register.

(J, K version) Software reset, watchdog timer reset, or voltage monitor 2 reset do not affect this register.

3. The LVD0ON bit in the OFS register is set to 1 and hardware reset.

4. Power-on reset, voltage monitor 0 reset, or the LVD0ON bit in the OFS register is set to 0 and hardware reset.

5. (N, D version) Software reset, watchdog timer reset, voltage monitor 1 reset, or voltage monitor 2 reset do not affect b2 and b3.

(J, K version) Software reset, watchdog timer reset, or voltage monitor 2 reset do not affect b2 and b3.

6. (N, D version) Software reset, watchdog timer reset, voltage monitor 1 reset, or voltage monitor 2 reset do not affect this register.

(J, K version) These regions are reserved. Do not access locations in these regions.

7. The LVD1ON bit in the OFS register is set to 1 and hardware reset.

8. Power-on reset, voltage monitor 1 reset, or the LVD1ON bit in the OFS register is set to 0 and hardware reset.

9. Selected by the IICSEL bit in the PMR register.

Address

Symbol

After reset

0030h

0031h

Voltage Detection Register 1(2)

VCA1

00001000b

0032h

Voltage Detection Register 2(2)

VCA2

• N, D version

00h(3)

00100000b(4)

•J, K version

00h(7)

01000000b(8)

0033h

0034h

0035h

0036h

Voltage Monitor 1 Circuit Control Register(5)

VW1C

• N, D version

00001000b

• J, K version

0000X000b(7)

0100X001b(8)

0037h

Voltage Monitor 2 Circuit Control Register(5)

VW2C

00h

0038h

Voltage Monitor 0 Circuit Control Register(6)

VW0C

0000X000b(3)

0100X001b(4)

0039h

003Fh

0040h

0041h

0042h

0043h

0044h

0045h

0046h

0047h

Timer RC Interrupt Control Register

TRCIC

XXXXX000b

0048h

0049h

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/IIC bus Interrupt Control Register(9)

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

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

006Fh

0070h

007Fh

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