M32C80 Datasheet, PDF (5/352 Pages) Renesas Technology Corp – 16/32-BIT SINGLE-CHIP MICROCOMPUTER M16C FAMILY / M32C/80 SERIES

Table of Contents
Quick Reference by Address _____________________ B-1
1. Overview _____________________________________ 1
1.1 Applications ................................................................................................................ 1
1.2 Performance Overview .............................................................................................. 2
1.3 Block Diagram ............................................................................................................ 3
1.4 Product Information ................................................................................................... 4
1.5 Pin Assignment .......................................................................................................... 5
1.6 Pin Description ........................................................................................................... 9
2. Central Processing Unit (CPU) __________________ 12
2.1 General Registers .................................................................................................... 13
2.1.1 Data Registers (R0, R1, R2 and R3) ................................................................. 13
2.1.2 Address Registers (A0 and A1) ....................................................................... 13
2.1.3 Static Base Register (SB) ................................................................................. 13
2.1.4 Frame Base Register (FB) ................................................................................ 13
2.1.5 Program Counter (PC) ...................................................................................... 13
2.1.6 Interrupt Table Register (INTB) ........................................................................ 13
2.1.7 User Stack Pointer (USP), Interrupt Stack Pointer (ISP) ............................... 13
2.1.8 Flag Register (FLG) ........................................................................................... 13
2.2 High-Speed Interrupt Registers .............................................................................. 14
2.3 DMAC-Associated Registers ................................................................................... 14
3. Memory _____________________________________ 15
4. Special Function Registers (SFRs)_______________ 16
5. Reset _______________________________________ 30
5.1 Hardware Reset 1 ..................................................................................................... 30
5.1.1 Reset on a Stable Supply Voltage .................................................................... 30
5.1.2 Power-on Reset .................................................................................................. 30
5.2 Software Reset ......................................................................................................... 33
5.3 Watchdog Timer Reset ............................................................................................ 33
5.4 Internal Space ........................................................................................................... 33
6. Processor Mode ______________________________ 34
6.1 Types of Processor Mode ........................................................................................ 34
6.2 Setting of Processor Mode ...................................................................................... 35
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