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Flash MCU. HT68F003 Datasheet

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Flash MCU. HT68F003 Datasheet






HT68F003 MCU. Datasheet pdf. Equivalent




HT68F003 MCU. Datasheet pdf. Equivalent





Part

HT68F003

Description

Cost-Effective Flash MCU



Feature


Cost-Effective Flash MCU with EEPROM HT6 8F002/HT68F0025/HT68F003 Revision: V1.4 1 Date: April 11, 2017 HT68F002/HT68F0 025/HT68F003 Cost-Effective Flash MCU w ith EEPROM Table of Contents Features.. ....................................... ....................................... ............................. 5 CPU Fea tures.................................. ...................
Manufacture

Holtek Semiconductor

Datasheet
Download HT68F003 Datasheet


Holtek Semiconductor HT68F003

HT68F003; ........................................ .............................. 5 Periph eral Features.......................... ....................................... ....................................... .......... 5 General Description....... ....................................... ....................................... ..... 6 Selection Table................ ...................


Holtek Semiconductor HT68F003

........................................ ........................ 6 Block Diagra m...................................... ....................................... ...................... 7 Pin Assignment ....................................... ......................... .


Holtek Semiconductor HT68F003

.

Part

HT68F003

Description

Cost-Effective Flash MCU



Feature


Cost-Effective Flash MCU with EEPROM HT6 8F002/HT68F0025/HT68F003 Revision: V1.4 1 Date: April 11, 2017 HT68F002/HT68F0 025/HT68F003 Cost-Effective Flash MCU w ith EEPROM Table of Contents Features.. ....................................... ....................................... ............................. 5 CPU Fea tures.................................. ...................
Manufacture

Holtek Semiconductor

Datasheet
Download HT68F003 Datasheet




 HT68F003
Cost-Effective Flash MCU with EEPROM
HT68F002/HT68F0025/HT68F003
Revision: V1.41 Date: April 11, 2017




 HT68F003
HT68F002/HT68F0025/HT68F003
Cost-Effective Flash MCU with EEPROM
Table of Contents
Features............................................................................................................. 5
CPU Features.......................................................................................................................... 5
Peripheral Features.................................................................................................................. 5
General Description.......................................................................................... 6
Selection Table.................................................................................................. 6
Block Diagram................................................................................................... 7
Pin Assignment................................................................................................. 7
Pin Description................................................................................................. 8
Absolute Maximum Ratings........................................................................... 10
D.C. Characteristics.........................................................................................11
A.C. Characteristics........................................................................................ 12
LVR&LVD Electrical Characteristics............................................................. 13
Power on Reset Electrical Characteristics................................................... 13
System Architecture....................................................................................... 14
Clocking and Pipelining.......................................................................................................... 14
Program Counter.................................................................................................................... 15
Stack...................................................................................................................................... 15
Arithmetic and Logic Unit – ALU............................................................................................ 16
Flash Program Memory.................................................................................. 16
Structure................................................................................................................................. 16
Special Vectors...................................................................................................................... 17
Look-up Table......................................................................................................................... 17
Table Program Example......................................................................................................... 18
In Circuit Programming.......................................................................................................... 19
On-Chip Debug Support – OCDS.......................................................................................... 20
RAM Data Memory.......................................................................................... 21
Structure................................................................................................................................. 21
General Purpose Data Memory............................................................................................. 21
Special Purpose Data Memory.............................................................................................. 21
Special Function Register Description......................................................... 24
Indirect Addressing Registers – IAR0, IAR1.......................................................................... 24
Memory Pointers – MP0, MP1............................................................................................... 24
Bank Pointer – BP.................................................................................................................. 25
Accumulator – ACC................................................................................................................ 25
Program Counter Low Register – PCL................................................................................... 25
Look-up Table Registers – TBLP, TBLH................................................................................. 25
Status Register – STATUS..................................................................................................... 26
Rev. 1.41
2 April 11, 2017




 HT68F003
HT68F002/HT68F0025/HT68F003
Cost-Effective Flash MCU with EEPROM
EEPROM Data Memory................................................................................... 28
EEPROM Data Memory Structure......................................................................................... 28
EEPROM Registers............................................................................................................... 28
Reading Data from the EEPROM ......................................................................................... 30
Writing Data to the EEPROM................................................................................................. 30
Write Protection...................................................................................................................... 30
EEPROM Interrupt................................................................................................................. 30
Programming Considerations................................................................................................. 31
Oscillators....................................................................................................... 32
Oscillator Overview................................................................................................................ 32
System Clock Configurations................................................................................................. 32
Internal RC Oscillator – HIRC................................................................................................ 32
Internal 32kHz Oscillator – LIRC............................................................................................ 33
Supplementary Oscillator....................................................................................................... 33
Operating Modes and System Clocks.......................................................... 33
System Clocks....................................................................................................................... 33
System Operation Modes....................................................................................................... 34
Control Register..................................................................................................................... 36
Operating Mode Switching .................................................................................................... 38
Standby Current Considerations............................................................................................ 42
Wake-up................................................................................................................................. 42
Watchdog Timer.............................................................................................. 43
Watchdog Timer Clock Source............................................................................................... 43
Watchdog Timer Control Register.......................................................................................... 43
Watchdog Timer Operation.................................................................................................... 44
Reset and Initialisation................................................................................... 45
Reset Functions..................................................................................................................... 45
Reset Initial Conditions.......................................................................................................... 48
Input/Output Ports.......................................................................................... 50
Pull-high Resistors................................................................................................................. 51
Port A Wake-up...................................................................................................................... 52
I/O Port Control Registers...................................................................................................... 52
Pin-Shared Functions............................................................................................................. 53
I/O Pin Structures................................................................................................................... 56
Programming Considerations................................................................................................. 56
Timer Modules – TM....................................................................................... 57
Introduction............................................................................................................................ 57
TM Operation......................................................................................................................... 57
TM Clock Source.................................................................................................................... 57
TM Interrupts.......................................................................................................................... 58
TM External Pins.................................................................................................................... 58
TM Input/Output Pin Control.................................................................................................. 58
Programming Considerations................................................................................................. 59
Rev. 1.41
3 April 11, 2017



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