UPD75517GFA 데이터 시트보기 (PDF) - NEC => Renesas Technology

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UPD75517GFA

4 BIT SINGLE-CHIP MICROCOMPUTER

NEC => Renesas Technology 

CONTENTS

µPD75517(A)

1. PIN FUNCTIONS ........................................................................................................................ 7

1.1 PORT PINS ...................................................................................................................................... 7

1.2 NON-PORT PINS ............................................................................................................................ 9

1.3 PIN INPUT/OUTPUT CIRCUITS .................................................................................................... 10

1.4 CONNECTION OF UNUSED PINS ................................................................................................ 13

1.5 SELECTION OF A MASK OPTION ................................................................................................ 14

2. ARCHITECTURE AND MEMORY MAP OF THE µPD75517(A) .............................................. 15

2.1 DATA MEMORY BANK CONFIGURATION AND ADDRESSING MODES ................................ 15

2.2 GENERAL REGISTER BANK CONFIGURATION .......................................................................... 19

2.3 MEMORY-MAPPED I/O ................................................................................................................. 22

3. INTERNAL CPU FUNCTIONS .................................................................................................... 27

3.1 PROGRAM COUNTER (PC) ........................................................................................................... 27

3.2 PROGRAM MEMORY (ROM) ........................................................................................................ 27

3.3 DATA MEMORY (RAM) ................................................................................................................. 29

3.4 GENERAL REGISTERS ................................................................................................................... 31

3.5 ACCUMULATORS .......................................................................................................................... 32

3.6 STACK POINTER (SP) AND STACK BANK SELECT REGISTER (SBS) ..................................... 32

3.7 PROGRAM STATUS WORD (PSW) .............................................................................................. 35

3.8 BANK SELECT REGISTER (BS) ..................................................................................................... 38

4. PERIPHERAL HARDWARE FUNCTIONS .................................................................................. 39

4.1 DIGITAL I/O PORTS ....................................................................................................................... 39

4.2 CLOCK GENERATOR ...................................................................................................................... 51

4.3 CLOCK OUTPUT CIRCUIT ............................................................................................................. 60

4.4 BASIC INTERVAL TIMER ............................................................................................................... 63

4.5 CLOCK TIMER ................................................................................................................................. 67

4.6 TIMER/EVENT COUNTER ............................................................................................................. 69

4.7 TIMER/PULSE GENERATOR ......................................................................................................... 75

4.8 SERIAL INTERFACE (CHANNEL 0) ............................................................................................... 83

4.8.1 Serial Interface (Channel 0) Functions ........................................................................ 84

4.8.2 Configuration of Serial Interface (Channel 0) ............................................................ 84

4.8.3 Register Functions ......................................................................................................... 86

4.8.4 Signals ............................................................................................................................. 94

4.8.5 Serial Interface (Channel 0) Operation ....................................................................... 100

4.8.6 Transfer Start in Each Mode ........................................................................................ 110

4.8.7 Manipulation of SCK0 Pin Output ............................................................................... 111

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