HD64F36079G datasheet(11/564 Pages) RENESAS

11 / 564 page

Rev. 3.00 Sep. 10, 2007 Page xi of xxxii

5.6.2

Pin Connection when Not Using Subclock ......................................................... 91

5.7

Prescaler.............................................................................................................................. 91

5.7.1

Prescaler S........................................................................................................... 91

5.7.2

Prescaler W ......................................................................................................... 91

5.8

Usage Notes ........................................................................................................................ 92

5.8.1

Note on Resonators ............................................................................................. 92

5.8.2

Notes on Board Design ....................................................................................... 92

Section 6 Power-Down Modes ..............................................................................93

6.1

Register Descriptions .......................................................................................................... 94

6.1.1

System Control Register 1 (SYSCR1) ................................................................ 94

6.1.2

System Control Register 2 (SYSCR2) ................................................................ 97

6.1.3

Module Standby Control Register 1 (MSTCR1)................................................. 98

6.1.4

Module Standby Control Register 2 (MSTCR2)................................................. 99

6.2

Mode Transitions and States of LSI.................................................................................. 100

6.2.1

Sleep Mode ....................................................................................................... 103

6.2.2

Standby Mode ................................................................................................... 103

6.2.3

Subsleep Mode.................................................................................................. 104

6.2.4

Subactive Mode ................................................................................................ 104

6.3

Operating Frequency in Active Mode............................................................................... 105

6.4

Direct Transition ............................................................................................................... 105

6.4.1

Direct Transition from Active Mode to Subactive Mode.................................. 105

6.4.2

Direct Transition from Subactive Mode to Active Mode.................................. 106

6.5

Module Standby Function................................................................................................. 106

Section 7 ROM ....................................................................................................107

7.1

Block Configuration ......................................................................................................... 107

7.2

Register Descriptions ........................................................................................................ 112

7.2.1

Flash Memory Control Register 1 (FLMCR1).................................................. 112

7.2.2

Flash Memory Control Register 2 (FLMCR2).................................................. 113

7.2.3

Erase Block Register 1 (EBR1) ........................................................................ 114

7.2.4

Flash Memory Power Control Register (FLPWCR) ......................................... 116

7.2.5

Flash Memory Enable Register (FENR) ........................................................... 116

7.3

On-Board Programming Modes........................................................................................ 117

7.3.1

Boot Mode ........................................................................................................ 117

7.3.2

Programming/Erasing in User Program Mode.................................................. 120

7.4

Flash Memory Programming/Erasing ............................................................................... 121

7.4.1

Program/Program-Verify .................................................................................. 121

7.4.2

Erase/Erase-Verify............................................................................................ 124

7.4.3

Interrupt Handling when Programming/Erasing Flash Memory....................... 124

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