M32CSLASH8A datasheet(9/372 Pages) RENESAS

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A - 2

8.1.1

Selecting External Address Bus ......................................................................................................... 50

8.1.2

Selecting External Data Bus ............................................................................................................... 50

8.1.3

Selecting Separate/Multiplexed Bus ................................................................................................... 50

8.2

Bus Control ............................................................................................................................................. 52

8.2.1

Address Bus and Data Bus ................................................................................................................. 52

8.2.2

Chip-Select Output ............................................................................................................................. 52

8.2.3

Read/Write Output Signals ................................................................................................................. 54

8.2.4

Bus Timing ......................................................................................................................................... 55

8.2.5

ALE Output ........................................................................................................................................ 63

8.2.6

RDY Input ............................................................................................................................................................ 63

8.2.7

HOLD Input ........................................................................................................................................ 64

8.2.8

External Bus States when Accessing Internal Space .......................................................................... 65

8.2.9

BCLK Output ..................................................................................................................................... 65

8.3

Page Mode Control Function .................................................................................................................. 66

Clock Generation Circuits ............................................................................................................. 69

9.1

Types of the Clock Generation Circuit ................................................................................................... 69

9.1.1

Main Clock ......................................................................................................................................... 78

9.1.2

Sub Clock ........................................................................................................................................... 79

9.1.3

On-Chip Oscillator Clock ................................................................................................................... 80

9.1.4

PLL Clock ........................................................................................................................................... 81

9.2

CPU Clock and BCLK ............................................................................................................................ 83

9.3

Peripheral Function Clock ....................................................................................................................... 83

9.3.1

f1, f8, f32, and f2n .............................................................................................................................. 83

9.3.2

fAD ..................................................................................................................................................... 83

9.3.3

fC32 .................................................................................................................................................... 83

9.4

Clock Output Function ............................................................................................................................ 84

9.5

Power Consumption Control ................................................................................................................... 85

9.5.1

CPU operating mode .......................................................................................................................... 85

9.5.2

Wait Mode .......................................................................................................................................... 87

9.5.3

Stop Mode ........................................................................................................................................... 90

9.6

System Clock Protect Function ............................................................................................................... 93

10.

Protection ...................................................................................................................................... 94

11.

Interrupts ....................................................................................................................................... 95

11.1

Types of Interrupts .................................................................................................................................. 95

11.2

Software Interrupts .................................................................................................................................. 96

11.2.1

Undefined Instruction Interrupt .......................................................................................................... 96

11.2.2

Overflow Interrupt .............................................................................................................................. 96

11.2.3

BRK Interrupt ..................................................................................................................................... 96

11.2.4

BRK2 Interrupt ................................................................................................................................... 96

11.2.5

INT Instruction Interrupt .................................................................................................................... 96

11.3

Hardware Interrupts ................................................................................................................................ 97

11.3.1

Special Interrupts ................................................................................................................................ 97

11.3.2

DMACII Transfer Complete Interrupt ............................................................................................... 97

11.3.3

Peripheral Function Interrupt .............................................................................................................. 97

11.4

High-Speed Interrupt ............................................................................................................................... 98

11.5

Interrupts and Interrupt Vectors .............................................................................................................. 99

11.5.1

Fixed Vector Table ............................................................................................................................. 99

M32C/8A 数据表(PDF) 9 Page - Renesas Technology Corp

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