H8SSLASH2225 datasheet(48/1071 Pages) RENESAS

48 / 1071 page

Rev. 5.00 Aug 08, 2006 page xlviii of lxxxvi

2.7.7

Program-Counter Relative—@(d:8, PC) or @(d:16, PC).................................... 92

2.7.8

Memory Indirect—@@aa:8 ................................................................................ 93

2.7.9

Effective Address Calculation ............................................................................. 94

2.8

Processing States............................................................................................................... 96

2.9

Usage Notes ...................................................................................................................... 98

2.9.1

TAS Instruction.................................................................................................... 98

2.9.2

STM/LDM Instruction ......................................................................................... 98

2.9.3

Bit Manipulation Instructions .............................................................................. 98

2.9.4

Access Methods for Registers with Write-Only Bits ........................................... 100

Section 3 MCU Operating Modes .................................................................................. 103

3.1

Operating Mode Selection................................................................................................. 103

3.2

Register Descriptions ........................................................................................................ 104

3.2.1

Mode Control Register (MDCR) ......................................................................... 104

3.2.2

System Control Register (SYSCR) ...................................................................... 105

3.3

Operating Mode Descriptions ........................................................................................... 106

3.3.1

Mode 4 ................................................................................................................. 106

3.3.2

Mode 5 ................................................................................................................. 106

3.3.3

Mode 6 ................................................................................................................. 107

3.3.4

Mode 7 ................................................................................................................. 107

3.3.5

Pin Functions ....................................................................................................... 108

3.4

Memory Map in Each Operating Mode ............................................................................ 109

Section 4 Exception Handling ......................................................................................... 119

4.1

Exception Handling Types and Priority............................................................................ 119

4.2

Exception Sources and Exception Vector Table ............................................................... 119

4.3

Reset121

4.3.1

Reset Types.......................................................................................................... 121

4.3.2

Reset Exception Handling.................................................................................... 122

4.3.3

Interrupts after Reset............................................................................................ 123

4.3.4

State of On-Chip Peripheral Modules after Reset Release................................... 123

4.4

Traces................................................................................................................................ 123

4.5

Interrupts........................................................................................................................... 124

4.6

Trap Instruction................................................................................................................. 124

4.7

Stack Status after Exception Handling.............................................................................. 125

4.8

Usage Note........................................................................................................................ 126

Section 5 Interrupt Controller .......................................................................................... 127

5.1

Features............................................................................................................................. 127

5.2

Input/Output Pins .............................................................................................................. 129

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