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  Holtek Semiconductor Electronic Components Datasheet  

HT68FU40 Datasheet

Enhanced I/O Flash Type MCU 8-Bit MCU

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Enhanced I/O Flash Type 8-Bit MCU with EEPROM
HT68F20/HT68F30/HT68F40/HT68F50/HT68F60
HT68FU30/HT68FU40/HT68FU50/HT68FU60
Revision: V2.10 Date: �Ju�l��y�0�2��,�2�0�1��4


  Holtek Semiconductor Electronic Components Datasheet  

HT68FU40 Datasheet

Enhanced I/O Flash Type MCU 8-Bit MCU

No Preview Available !

HT68F20/HT68F30/HT68F40/HT68F50/HT68F60
HT68FU30/HT68FU40/HT68FU50/HT68FU60
Enhanced I/O Flash Type 8-Bit MCU with EEPROM
Table of Contents
Features............................................................................................................. 8
CPU Features.......................................................................................................................... 8
Peripheral Features.................................................................................................................. 9
General Description........................................................................................ 10
Selection Table.................................................................................................11
Block Diagram................................................................................................. 12
Pin Assignment............................................................................................... 13
Pin Description............................................................................................... 17
Absolute Maximum Ratings........................................................................... 22
D.C. Characteristics........................................................................................ 22
A.C. Characteristics........................................................................................ 24
Comparator Electrical Characteristics......................................................... 25
Power-on Reset Characteristics.................................................................... 25
System Architecture....................................................................................... 26
Clocking and Pipelining.......................................................................................................... 26
Program Counter.................................................................................................................... 27
Stack...................................................................................................................................... 28
Arithmetic and Logic Unit – ALU............................................................................................ 28
Flash Program Memory.................................................................................. 29
Structure................................................................................................................................. 29
Special Vectors...................................................................................................................... 30
Look-up Table......................................................................................................................... 30
Table Program Example......................................................................................................... 31
In Circuit Programming.......................................................................................................... 32
RAM Data Memory.......................................................................................... 33
Structure................................................................................................................................. 33
Special Function Register Description......................................................... 37
Indirect Addressing Registers – IAR0, IAR1.......................................................................... 37
Memory Pointers – MP0, MP1............................................................................................... 37
Bank Pointer – BP.................................................................................................................. 38
Accumulator – ACC................................................................................................................ 40
Program Counter Low Register – PCL................................................................................... 40
Look-up Table Registers – TBLP, TBHP, TBLH...................................................................... 40
Status Register – STATUS..................................................................................................... 41
Rev. 2.10
2 July 02, 2014


Part Number HT68FU40
Description Enhanced I/O Flash Type MCU 8-Bit MCU
Maker Holtek Semiconductor
Total Page 30 Pages
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