32174 datasheet(9/881 Pages) RENESAS

9 / 881 page

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Table of contents

CHAPTER 1 OVERVIEW

1.1 Outline ................................................................................................................ 1-2

1.1.1 M32R Family CPU Core ............................................................................. 1-2

1.1.2 Built-in Multiply-Accumulate Operation Function ........................................ 1-3

1.1.3 Built-in Flash Memory and RAM ................................................................. 1-3

1.1.4 Built-in Clock Frequency Multiplier ............................................................. 1-4

1.1.5 Built-in Powerful Peripheral Functions ........................................................ 1-4

1.1.6 Built-in Full-CAN Function .......................................................................... 1-6

1.1.7 Built-in Debug Function .............................................................................. 1-6

1.2 Block Diagram ................................................................................................... 1-7

1.3 Pin Function .................................................................................................... 1-11

1.4 Pin Layout ........................................................................................................ 1-19

CHAPTER 2 CPU

2.1 CPU Registers ................................................................................................... 2-2

2.2 General-purpose Registers .............................................................................. 2-2

2.3 Control Registers .............................................................................................. 2-3

2.3.1 Processor Status Word Register: PSW (CR0) ............................................ 2-4

2.3.2 Condition Bit Register: CBR (CR1) ............................................................. 2-5

2.3.3 Interrupt Stack Pointer: SPI (CR2) .............................................................. 2-5

User Stack Pointer: SPU (CR3)

2.3.4 Backup PC: BPC (CR6) .............................................................................. 2-5

2.4 Accumulator ...................................................................................................... 2-6

2.5 Program Counter .............................................................................................. 2-6

2.6 Data Formats ..................................................................................................... 2-7

2.6.1 Data Types ................................................................................................. 2-7

2.6.2 Data Formats .............................................................................................. 2-8

32174 Datasheet(PDF) 9 Page - Renesas Technology Corp