UPD784031Y Ver la hoja de datos (PDF) - NEC => Renesas Technology

Número de pieza

componentes Descripción

Fabricante

UPD784031Y

16-/8-BIT SINGLE-CHIP MICROCONTROLLERS

NEC => Renesas Technology 

CONTENTS

µPD784031Y

1. DIFFERENCES AMONG MODELS IN µPD784038Y SUBSERIES .................................................. 6

2. MAJOR DIFFERENCES FROM µPD784026 SUBSERIES AND µPD78234 SUBSERIES .............. 7

3. PIN CONFIGURATION (Top View) ................................................................................................... 8

4. BLOCK DIAGRAM ............................................................................................................................ 10

5. PIN FUNCTION ............................................................................................................................... 11

5.1 Port Pins ................................................................................................................................................ 11

5.2 Non-port Pins ........................................................................................................................................ 12

5.3 Types of Pin I/O Circuits and Connections for Unused Pins ............................................................ 14

6. CPU ARCHITECTURE .................................................................................................................... 17

6.1 Memory Space ....................................................................................................................................... 17

6.2 CPU Registers ....................................................................................................................................... 19

6.2.1 General-purpose registers .......................................................................................................... 19

6.2.2 Control registers .......................................................................................................................... 20

6.2.3 Special function registers (SFRs) ............................................................................................... 21

7. PERIPHERAL HARDWARE FUNCTIONS ..................................................................................... 26

7.1 Ports ....................................................................................................................................................... 26

7.2 Clock Generation Circuit ...................................................................................................................... 27

7.3 Real-time Output Port ........................................................................................................................... 29

7.4 Timer/Counter ........................................................................................................................................ 30

7.5 PWM Output (PWM0, PWM1) ................................................................................................................ 32

7.6 A/D Converter ........................................................................................................................................ 33

7.7 D/A Converter ........................................................................................................................................ 34

7.8 Serial Interface ...................................................................................................................................... 35

7.8.1 Asynchronous serial interface/3-wire serial I/O (UART/IOE) ...................................................... 36

7.8.2 Clocked serial interface (CSI) ..................................................................................................... 38

7.9 Edge Detection Function ...................................................................................................................... 39

7.10 Watchdog Timer .................................................................................................................................... 40

8. INTERRUPT FUNCTION ................................................................................................................. 41

8.1 Interrupt Sources .................................................................................................................................. 41

8.2 Vectored Interrupt ................................................................................................................................. 43

8.3 Context Switching ................................................................................................................................. 44

8.4 Macro Service ........................................................................................................................................ 44

8.5 Application Example of Macro Service ............................................................................................... 45

4

Share Link: