Flash MCU. HT45FH5N Datasheet

HT45FH5N MCU. Datasheet pdf. Equivalent

HT45FH5N Datasheet
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Part HT45FH5N
Description Power Bank ASSP Flash MCU
Feature HT45FH5N; Power Bank ASSP Flash MCU HT45F5N/HT45FH5N Revision: V1.00 Date: �N�o�ve��mb��e�r�1��8,���2�0�1�6 H.
Manufacture Holtek Semiconductor
Datasheet
Download HT45FH5N Datasheet




Holtek Semiconductor HT45FH5N
Power Bank ASSP Flash MCU
HT45F5N/HT45FH5N
Revision: V1.00 Date: �N�o�ve��mb��e�r�1��8,���2�0�1�6



Holtek Semiconductor HT45FH5N
HT45F5N/HT45FH5N
Power Bank ASSP Flash MCU
Table of Contents
Features............................................................................................................. 7
CPU Features.......................................................................................................................... 7
Peripheral Features.................................................................................................................. 7
General Description ......................................................................................... 8
Selection Table.................................................................................................. 9
Block Diagram................................................................................................... 9
Pin Assignment............................................................................................... 10
Pin Description............................................................................................... 12
Absolute Maximum Ratings........................................................................... 15
D.C. Characteristics........................................................................................ 16
A.C. Characteristics........................................................................................ 17
A/D Converter Electrical Characteristics...................................................... 18
LVD / LVR Electrical Characteristics............................................................. 19
Reference Voltage Characteristics................................................................ 19
Slew Rate Control Characteristics................................................................ 20
Over Current Protection Electrical Characteristics..................................... 21
Over / Under Voltage Protection Electrical Characteristics........................ 21
Delay Lock Loop Electrical Characteristics................................................. 22
LDO Regulator Electrical Characteristics.................................................... 22
Level Converter Electrical Characteristics................................................... 22
USB Auto Detection Electrical Characteristics............................................ 23
LCD SCOM Electrical Characteristics .......................................................... 24
Power-on Reset Characteristics.................................................................... 24
System Architecture....................................................................................... 25
Clocking and Pipelining.......................................................................................................... 25
Program Counter.................................................................................................................... 26
Stack...................................................................................................................................... 27
Arithmetic and Logic Unit – ALU............................................................................................ 27
Flash Program Memory.................................................................................. 28
Structure................................................................................................................................. 28
Special Vectors...................................................................................................................... 28
Look-up Table ........................................................................................................................ 28
Table Program Example......................................................................................................... 29
Table Read Program Example............................................................................................... 29
In Circuit Programming – ICP................................................................................................ 30
On Chip Debug Support – OCDS.......................................................................................... 31
Rev. 1.00
2 November 18, 2016



Holtek Semiconductor HT45FH5N
HT45F5N/HT45FH5N
Power Bank ASSP Flash MCU
RAM Data Memory.......................................................................................... 32
Structure ................................................................................................................................ 32
Data Memory Addressing....................................................................................................... 33
General Purpose Data Memory............................................................................................. 33
Special Purpose Data Memory.............................................................................................. 33
Special Function Register Description......................................................... 35
Indirect Addressing Registers – IAR0, IAR1, IAR2................................................................ 35
Memory Pointers – MP0, MP1L, MP1H, MP2L, MP2H.......................................................... 35
Accumulator – ACC ............................................................................................................... 37
Program Counter Low Register – PCL .................................................................................. 37
Look-up Table Registers – TBLP, TBHP, TBLH ..................................................................... 37
Status Register – STATUS .................................................................................................... 37
EEPROM Data Memory................................................................................... 39
EEPROM Data Memory Structure......................................................................................... 39
EEPROM Registers............................................................................................................... 39
Reading Data from the EEPROM.......................................................................................... 41
Writing Data to the EEPROM................................................................................................. 41
Write Protection...................................................................................................................... 41
EEPROM Interrupt................................................................................................................. 41
Programming Considerations................................................................................................. 42
Oscillators....................................................................................................... 43
Oscillator Overview................................................................................................................ 43
System Clock Configurations................................................................................................. 43
Internal RC Oscillator – HIRC................................................................................................ 44
Internal 32kHz Oscillator – LIRC ........................................................................................... 44
Operating Modes and System Clocks.......................................................... 44
System Clocks....................................................................................................................... 44
System Operation Modes ...................................................................................................... 45
Control Register..................................................................................................................... 46
Operating Mode Switching .................................................................................................... 48
Standby Current Considerations ........................................................................................... 51
Wake-up ................................................................................................................................ 52
Watchdog Timer.............................................................................................. 53
Watchdog Timer Clock Source............................................................................................... 53
Watchdog Timer Control Register.......................................................................................... 53
Watchdog Timer Operation.................................................................................................... 54
Reset and Initialisation .................................................................................. 55
Reset Functions..................................................................................................................... 55
Reset Initial Conditions ......................................................................................................... 57
Input / Output Ports ....................................................................................... 62
Pull-high Resistors................................................................................................................. 62
Port A Wake-up...................................................................................................................... 63
I/O Port Control Registers...................................................................................................... 64
Slew Rate Control.................................................................................................................. 65
Rev. 1.00
3 November 18, 2016







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