Winbond W742C813 Manuals

Manuals and User Guides for Winbond W742C813. We have 1 Winbond W742C813 manual available for free PDF download: Manual

Winbond W742C813 Manual

Winbond W742C813 Manual (56 pages)

4-Bit Microcontroller

Brand: Winbond | Category: Microcontrollers | Size: 0 MB

Table of Contents

Table of Contents
1
1 General Description

3
2 Features

3
3 Pin Configuration

5
4 Pin Description

6
5 Functional Description

8
- Program Counter (PC)
  8
- Stack Register (STACK)
  8
- Program Memory (ROM)
  9
  - ROM Page Register (ROMPR)
    10
  - ROM Addressing Mode
    10
- Data Memory (RAM)
  12
  - Architecture
    12
  - RAM Page Register (PAGE)
    12
  - WR Page Register (WRP)
    13
  - Data Bank Register (DBKRH, DBKRL)
    14
  - RAM Addressing Mode
    15
- Accumulator (ACC)
  16
- Arithmetic and Logic Unit (ALU)
  16
- Main Oscillator
  16
- Sub-Oscillator
  17
- Dividers
  17
- Dual-Clock Operation
  17
- Watchdog Timer (WDT)
  18
- Timer/Counter
  19
  - Timer 0 (TM0)
    19
  - Timer 1 (TM1)
    20
  - Mode Register 0 (MR0)
    22
  - Mode Register 1 (MR1)
    22
- Interrupts
  22
- Stop Mode Operation
  24
  - Stop Mode Wake-Up Enable Flag for RC and RD Port (SEF)
    24
- Hold Mode Operation
  24
- Reset Function
  28
- Input/Output Ports RA, RB & P0
  29
- Serial I/O Interface
  32
- Input Ports RC
  35
  - Port Status Register 0 (PSR0)
    36
- Input Ports RD
  36
  - Port Status Register 1 (PSR1)
    37
- Output Port RE & RF
  38
- Input Port P1
  38
- DTMF Output Pin (DTMF)
  38
  - DTMF Register
    39
  - Dual Tone Control Register (DTCR)
    39
- MFP Output Pin (MFP)
  39
- LCD Controller/Driver
  41
6 Absolute Maximum Ratings

45
600 DC Characteristics

45
8 Ac Characteristics

46
9 Instruction Set Table

47
10 Package Dimensions

55

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