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7480 Datasheet(PDF) 6 Page - Renesas Technology Corp

Part # 7480
Description  8-BIT SINGLE-CHIP MICROCOMPUTER 740 FAMILY / 7470 SERIES
Download  337 Pages
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Manufacturer  RENESAS [Renesas Technology Corp]
Direct Link  http://www.renesas.com
Logo RENESAS - Renesas Technology Corp

7480 Datasheet(HTML) 6 Page - Renesas Technology Corp

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Table of contents
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7480 Group and 7481 Group User’s Manual
Table of Contents
CHAPTER 1 HARDWARE
1.1 Product Summary ................................................................................................................. 1-2
1.2 Group Expansion .................................................................................................................. 1-3
1.3 Performance Overviews ....................................................................................................... 1-6
1.4 Pinouts .....................................................................................................................................1-8
1.5 Pin Descriptions .................................................................................................................. 1-10
1.6 Functional Block Diagrams ............................................................................................... 1-12
1.7 Central Processing Unit (CPU) ........................................................................................ 1-15
1.7.1 Accumulator (A) ........................................................................................................... 1-16
1.7.2 Index Register X (X) ................................................................................................... 1-16
1.7.3 Index Register Y (Y) ................................................................................................... 1-16
1.7.4 Stack Pointer (S) ......................................................................................................... 1-16
1.7.5 Program Counter (PC) ................................................................................................ 1-18
1.7.6 Processor Status Register (PS) ................................................................................. 1-18
1.8 Access Area ......................................................................................................................... 1-20
1.8.1 Zero Page (Addresses ‘000016’ through ‘00FF16’) .................................................. 1-21
1.8.2 Special Page (Addresses ‘FF0016’ through ‘FFFF16’) ............................................. 1-21
1.9 Memory Maps ....................................................................................................................... 1-22
1.10 Input/Output Pins .............................................................................................................. 1-26
1.10.1 Block Diagrams .......................................................................................................... 1-26
1.10.2 Registers Associated with I/O Pins ......................................................................... 1-30
1.10.3 I/O Ports ..................................................................................................................... 1-35
1.10.4 Termination of Unused Pins ..................................................................................... 1-38
1.10.5 Notes on Usage ......................................................................................................... 1-39
1.11 Interrupts ............................................................................................................................ 1-41
1.11.1 Block Diagram ............................................................................................................ 1-42
1.11.2 Registers Associated with Interrupt Control ........................................................... 1-43
1.11.3 Interrupt Sources ....................................................................................................... 1-47
1.11.4 Interrupt Sequence .................................................................................................... 1-49
1.11.5 Interrupt Control ......................................................................................................... 1-53
1.11.6 Setting of Interrupts ................................................................................................... 1-54
1.11.7 Notes on Usage ......................................................................................................... 1-56


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