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Flash MCU. HT68F0012 Datasheet

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Flash MCU. HT68F0012 Datasheet






HT68F0012 MCU. Datasheet pdf. Equivalent




HT68F0012 MCU. Datasheet pdf. Equivalent





Part

HT68F0012

Description

Cost-Effective Flash MCU



Feature


Cost-Effective Flash MCU HT68F001/HT68F0 012 Revision: V1.20 Date: �Ap�r� i�l�1��7,��2�0�1� 8 HT68F001/HT68F0012 Cost-Effective F lash MCU Table of Contents Features.. ....................................... ....................................... ............................. 5 CPU Fea tures.................................. ...............................................
Manufacture

Holtek Semiconductor

Datasheet
Download HT68F0012 Datasheet


Holtek Semiconductor HT68F0012

HT68F0012; ........................................ .. 5 Peripheral Features............... ....................................... ....................................... ..................... 5 General Descrip tion................................... ....................................... ................ 5 Selection Table .... ....................................... ...................


Holtek Semiconductor HT68F0012

.................................... 6 B lock Diagram........................... ....................................... ................................. 6 Pin Assignment............................ .................................... .


Holtek Semiconductor HT68F0012

.

Part

HT68F0012

Description

Cost-Effective Flash MCU



Feature


Cost-Effective Flash MCU HT68F001/HT68F0 012 Revision: V1.20 Date: �Ap�r� i�l�1��7,��2�0�1� 8 HT68F001/HT68F0012 Cost-Effective F lash MCU Table of Contents Features.. ....................................... ....................................... ............................. 5 CPU Fea tures.................................. ...............................................
Manufacture

Holtek Semiconductor

Datasheet
Download HT68F0012 Datasheet




 HT68F0012
Cost-Effective Flash MCU
HT68F001/HT68F0012
Revision: V1.20 Date: �Ap�r��i�l�1��7,��2�0�1��8




 HT68F0012
HT68F001/HT68F0012
Cost-Effective Flash MCU
Table of Contents
Features............................................................................................................. 5
CPU Features.......................................................................................................................... 5
Peripheral Features.................................................................................................................. 5
General Description.......................................................................................... 5
Selection Table ................................................................................................. 6
Block Diagram................................................................................................... 6
Pin Assignment................................................................................................. 6
Pin Description................................................................................................. 7
Absolute Maximum Ratings............................................................................. 7
D.C. Characteristics.......................................................................................... 8
Operating Voltage Characteristics............................................................................................ 8
Operating Current Characteristics............................................................................................ 8
Standby Current Characteristics.............................................................................................. 8
A.C. Characteristics.......................................................................................... 9
Low Speed Internal Oscillator Characteristics (LIRC) – HT68F001......................................... 9
Low Speed Internal Oscillator Characteristics (IRC) – HT68F0012......................................... 9
System Start Up Time Characteristics................................................................................... 10
Input/Output Characteristics......................................................................... 10
Power on Reset Characteristics.....................................................................11
System Architecture........................................................................................11
Clocking and Pipelining...........................................................................................................11
Program Counter.................................................................................................................... 12
Stack...................................................................................................................................... 13
Arithmetic and Logic Unit – ALU............................................................................................ 13
Flash Program Memory.................................................................................. 14
Structure................................................................................................................................. 14
Special Vectors...................................................................................................................... 14
Look-up Table......................................................................................................................... 14
Table Program Example......................................................................................................... 15
In Circuit Programming – ICP................................................................................................ 15
On-Chip Debug Support – OCDS.......................................................................................... 16
Data Memory................................................................................................... 17
Structure................................................................................................................................. 17
General Purpose Data Memory............................................................................................. 17
Special Purpose Data Memory.............................................................................................. 18
Special Function Register Description......................................................... 18
Indirect Addressing Registers – IAR0.................................................................................... 18
Memory Pointers – MP0......................................................................................................... 19
Accumulator – ACC................................................................................................................ 19
Program Counter Low Register – PCL................................................................................... 19
Rev. 1.20
2 April 17, 2018




 HT68F0012
HT68F001/HT68F0012
Cost-Effective Flash MCU
Look-up Table Registers – TBLP............................................................................................ 20
Status Register – STATUS..................................................................................................... 20
Oscillators....................................................................................................... 22
Oscillator Overview................................................................................................................ 22
System Clock Configurations ................................................................................................ 22
Internal 32kHz Oscillator – LIRC ........................................................................................... 23
Internal 512kHz Oscillator – IRC............................................................................................ 23
Operating Modes and System Clocks.......................................................... 23
System Clocks ...................................................................................................................... 23
System Operation Modes....................................................................................................... 24
Standby Current Considerations ........................................................................................... 25
Wake-up................................................................................................................................. 25
Watchdog Timer.............................................................................................. 26
Watchdog Timer Clock Source............................................................................................... 26
Watchdog Timer Control Register.......................................................................................... 26
Watchdog Timer Operation.................................................................................................... 27
Reset and Initialisation................................................................................... 29
Reset Functions..................................................................................................................... 29
Reset Initial Conditions ......................................................................................................... 30
Input/Output Ports ......................................................................................... 31
Pull-high Resistors................................................................................................................. 31
Port A Wake-up...................................................................................................................... 31
I/O Port Control Registers...................................................................................................... 32
I/O Pin Structures................................................................................................................... 32
Programming Considerations ................................................................................................ 33
Timer/Event Counter...................................................................................... 34
Timer/Event Counter Registers – TMR, TMRC...................................................................... 34
Timer Mode............................................................................................................................ 36
Event Counter Mode.............................................................................................................. 36
Pulse Width Capture Mode.................................................................................................... 36
Interrupts......................................................................................................... 37
Interrupt Registers.................................................................................................................. 37
Interrupt Operation................................................................................................................. 38
Time Base Interrupt................................................................................................................ 39
Interrupt Wake-up Function.................................................................................................... 39
Programming Considerations................................................................................................. 40
Application Circuits........................................................................................ 40
Instruction Set................................................................................................. 41
Introduction............................................................................................................................ 41
Instruction Timing................................................................................................................... 41
Moving and Transferring Data................................................................................................ 41
Arithmetic Operations............................................................................................................. 41
Logical and Rotate Operation................................................................................................ 42
Rev. 1.20
3 April 17, 2018



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