Holtek HT66F0025 Manuals

Manuals and User Guides for Holtek HT66F0025. We have 1 Holtek HT66F0025 manual available for free PDF download: Manual

Holtek HT66F0025 Manual

Holtek HT66F0025 Manual (144 pages)

Cost-Effective A/D Flash MCU with EEPROM

Brand: Holtek | Category: Control Unit | Size: 5 MB

Table of Contents

Table of Contents
2
Features

6
- CPU Features
  6
- Peripheral Features
  6
General Description

7
Selection Table

7
Block Diagram

8
Pin Assignment

8
Pin Description

10
Absolute Maximum Ratings

14
D.C. Characteristics

15
Characteristics

16
ADC Electrical Characteristics

17
OPA Electrical Characteristics

17
LVR Electrical Characteristics

18
LCD Electrical Characteristics - HT66F004

18
Power on Reset Electrical Characteristics

18
System Architecture

19
- Clocking and Pipelining
  19
- Program Counter
  20
- Stack
  21
- Arithmetic and Logic Unit - ALU
  21
Flash Program Memory

22
- Structure
  22
- Special Vectors
  22
- Look-Up Table
  22
- In Circuit Programming - ICP
  24
- On-Chip Debug Support - OCDS
  24
RAM Data Memory

25
- Structure
  25
- General Purpose Data Memory
  25
- Special Purpose Data Memory
  25
Special Function Register Description

29
EEPROM Data Memory

32
- EEPROM Data Memory Structure
  32
- EEPROM Registers
  33
- Reading Data from the EEPROM
  34
- Writing Data to the EEPROM
  35
- Write Protection
  35
- EEPROM Interrupt
  35
- Programming Considerations
  36
Oscillator

37
Operating Modes and System Clocks

38
- System Clocks
  38
- System Operation Modes
  39
- Control Register
  40
- Operating Mode Switching
  42
- NORMAL Mode to SLOW Mode Switching
  43
- SLOW Mode to NORMAL Mode Switching
  44
- Entering the SLEEP0 Mode
  44
- Entering the SLEEP1 Mode
  45
- Entering the IDLE0 Mode
  45
- Entering the IDLE1 Mode
  45
- Standby Current Considerations
  46
- Wake-Up
  46
Watchdog Timer

47
Reset and Initialisation

49
- Reset Functions
  50
- Reset Initial Conditions
  53
Input/Output Ports

56
- Pull-High Resistors
  57
- Port a Wake-Up
  58
- I/O Port Control Registers
  58
- Pin-Shared Functions
  59
- I/O Pin Structures
  64
- System Clock Output Pin CLO
  65
- Programming Considerations
  65
Timer Modules - TM

66
- Introduction
  66
- TM Operation
  66
- TM Clock Source
  66
- TM Interrupts
  67
- TM External Pins
  67
- TM Input/Output Pin Control Register
  67
- Programming Considerations
  68
Standard Type TM - STM

69
- Standard TM Operation
  69
- Standard Type TM Register Description
  70
- Standard Type TM Operating Modes
  74
- Compare Output Mode
  74
- Timer/Counter Mode
  77
- PWM Output Mode
  77
- Single Pulse Mode
  80
- Capture Input Mode
  82
Periodic Type TM - PTM

83
- Periodic TM Operation
  83
- Periodic Type TM Register Description
  84
- Periodic Type TM Operating Modes
  88
- Compare Match Output Mode
  88
- Timer/Counter Mode
  91
- PWM Output Mode
  91
- Single Pulse Output Mode
  93
- Capture Input Mode
  95
Analog to Digital Converter

97
- A/D Overview
  97
- A/D Converter Register Description
  98
- A/D Converter Data Registers - SADOL, SADOH
  98
- A/D Converter Control Registers - SADC0, SADC1, SADC2, PASR, PBSR
  99
- A/D Operation
  101
- A/D Converter Input Signal
  102
- Conversion Rate and Timing Diagram
  103
- Summary of A/D Conversion Steps
  104
- Programming Considerations
  105
- A/D Transfer Function
  105
- A/D Programming Examples
  106
Interrupts

108
- Interrupt Registers
  108
- Interrupt Operation
  114
- External Interrupt
  116
- Multi-Function Interrupt
  116
- A/D Converter Interrupt
  116
- Time Base Interrupts
  117
- EEPROM Interrupt
  118
- TM Interrupts
  118
- Interrupt Wake-Up Function
  118
- Programming Considerations
  118
SCOM Function for LCD - HT66F004

119
- LCD Peration
  119
- LCD Bias Current Control
  120
Application Circuits

121
Instruction Set

122
- Introduction
  122
- Instruction Timing
  122
- Moving and Transferring Data
  122
- Arithmetic Operations
  122
- Logical and Rotate Operation
  123
- Branches and Control Transfer
  123
- Bit Operations
  123
- Other Operations
  123
Instruction Set Summary

124
Instruction Definition

126
Package Information

135

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