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CONTENTS
CHAPTER 1 OVERVIEW
1.1 Overview ................................................................................................................ 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 Multiplier Circuit ............................................................ 1-4
1.1.5 Built-in Powerful Peripheral Functions ............................................... 1-4
1.1.6 Built-in Full-CAN Function .................................................................. 1-5
1.1.7 Two Built-in D-A Converters ............................................................... 1-5
1.1.8 Built-in Timer/Arithmetic Circuits for PD (Phase Digital) Sensors ...... 1-6
1.1.9 Built-in Debug Function ...................................................................... 1-6
1.2 Block Diagram ........................................................................................................ 1-7
1.3 Pin Functions .......................................................................................................... 1-10
1.4 Pin Layout ............................................................................................................... 1-18
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