HT46R016 Datasheet PDF - Holtek Semiconductor


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HT46R016
Holtek Semiconductor

Part Number HT46R016
Description (HT46R016 / HT46R017) 8-Bit OTP MCU
Page 30 Pages

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Enhanced A/D Type 8-Bit OTP MCU
HT46R016/HT46R017
www.DataSheet.net/
Revision: V.1.00 Date: J�u�l��y�1�6�,��2�0�1�2�
Datasheet pdf - http://www.DataSheet4U.co.kr/



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HT46R016/HT46R017
Enhanced A/D Type 8-Bit OTP MCU
Table of Contents
Features............................................................................................................. 5
CPU Features.......................................................................................................................... 5
Peripheral Features.................................................................................................................. 5
General Description ......................................................................................... 6
Selection Table.................................................................................................. 6
Block Diagram................................................................................................... 6
Pin Assignment................................................................................................. 6
Pin Description................................................................................................. 7
Absolute Maximum Ratings............................................................................. 9
D.C.Characteristics........................................................................................... 9
A.C. Characteristics........................................................................................ 10
ADC Characteristics....................................................................................... 10
LVR Characteristics.........................................................................................11
Power-on Reset Characteristics.....................................................................11
System Architecture....................................................................................... 12
Clocking and Pipelining.......................................................................................................... 12
Program Counter – PC........................................................................................................... 13
Stack...................................................................................................................................... 13
Arithmetic and Logic Unit – ALU............................................................................................ 14
Progam Memory.........................................www.D.ataShe.et.net/................................................... 15
Structure................................................................................................................................. 15
Special Vectors...................................................................................................................... 16
Look-up Table......................................................................................................................... 16
Data Memory................................................................................................... 18
Structure................................................................................................................................. 18
Special Purpose Data Memory.............................................................................................. 19
Special Function Register.............................................................................. 20
Indirect Addressing Registers – IAR0, IAR1.......................................................................... 20
Memory Pointers – MP0, MP1............................................................................................... 20
Accumulator – ACC................................................................................................................ 21
Program Counter Low Register – PCL................................................................................... 21
Status Register – STATUS..................................................................................................... 21
Input/Output Ports and Control Registers.............................................................................. 23
System Control Registers – CTRL0, CTRL1.......................................................................... 23
Wake-up Function Register – PAWK..................................................................................... 24
Pull-high Registers – PAPU, PBPU........................................................................................ 24
Rev. 1.00
2 July 16, 2012
Datasheet pdf - http://www.DataSheet4U.co.kr/



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HT46R016/HT46R017
Enhanced A/D 8-Bit OTP MCU
Oscillator......................................................................................................... 25
System Oscillator Overview................................................................................................... 25
System Clock Configurations................................................................................................. 25
External Crystal/Resonator Oscillator – HXT......................................................................... 25
Internal RC Oscillator – HIRC................................................................................................ 26
Internal Low Speed Oscillator – LIRC.................................................................................... 26
Power Down Mode and Wake-up................................................................... 27
Entering the Power Down Mode............................................................................................ 27
Standby Current Considerations............................................................................................ 27
Wake-up................................................................................................................................. 28
Watchdog Timer.............................................................................................. 29
Watchdog Timer Clock Source............................................................................................... 29
Watchdog Timer Control Register.......................................................................................... 29
Watchdog Timer Operation.................................................................................................... 30
Reset and Initialisation................................................................................... 32
Reset Functions..................................................................................................................... 32
Reset Initial Conditions.......................................................................................................... 35
Input/Output Ports.......................................................................................... 37
Pull-high Resistors................................................................................................................. 37
Port A Wake-up...................................................................................................................... 37
I/O Port Control Registers...................................................................................................... 38
Pin-shared Functions............................................................................................................. 38
I/O Pin Structures................................................................................................................... 39
Programming Considerations..............................ww.w.Da.taShe.et.ne.t/ ............................................................... 40
Timer/Event Counter...................................................................................... 41
Configuring the Timer/Event Counter Input Clock Source..................................................... 41
Timer Registers – TMR0, TMR1............................................................................................ 42
Timer Control Registers – TMR0C, TMR1C........................................................................... 42
Timer Mode............................................................................................................................ 44
Event Counter Mode.............................................................................................................. 44
Pulse Width Capture Mode.................................................................................................... 45
Prescaler................................................................................................................................ 46
PFD Function......................................................................................................................... 46
I/O Interfacing......................................................................................................................... 48
Programming Considerations................................................................................................. 48
Timer Program Example........................................................................................................ 49
Time Base........................................................................................................ 50
Pulse Width Modulator................................................................................... 50
PWM Operation...................................................................................................................... 50
6+2 PWM Mode..................................................................................................................... 51
7+1 PWM Mode..................................................................................................................... 52
PWM Output Control.............................................................................................................. 52
PWM Programming Example................................................................................................. 53
Rev. 1.00
3 July 16, 2012
Datasheet pdf - http://www.DataSheet4U.co.kr/



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HT46R016/HT46R017
Enhanced A/D Type 8-Bit OTP MCU
Analog to Digital Converter .......................................................................... 53
A/D Overview......................................................................................................................... 53
A/D Converter Data Registers – ADRL, ADRH...................................................................... 54
A/D Converter Control Registers – ADCR0, ADCR1, ACER.................................................. 54
A/D Operation........................................................................................................................ 57
A/D Input Pins........................................................................................................................ 58
Summary of A/D Conversion Steps........................................................................................ 58
Programming Considerations................................................................................................. 60
A/D Transfer Function............................................................................................................ 60
A/D Programming Example.................................................................................................... 61
Interrupts......................................................................................................... 63
Interrupt Registers.................................................................................................................. 63
Interrupt Operation................................................................................................................. 65
Interrupt Priority...................................................................................................................... 68
External Interrupt.................................................................................................................... 68
A/D Converter Interrupt.......................................................................................................... 69
Timer/Event Counter Interrupt................................................................................................ 69
Time Base Interrupts.............................................................................................................. 69
Interrupt Wake-up Function.................................................................................................... 69
Programming Considerations................................................................................................. 70
Configuration Options.................................................................................... 70
Application Circuits........................................................................................ 70
Instruction Set................................................................................................. 71
Introduction.........................................................ww.w.Da.taShe.et.ne.t/ ............................................................... 71
Instruction Timing................................................................................................................... 71
Moving and Transferring Data................................................................................................ 71
Arithmetic Operations............................................................................................................. 71
Logical and Rotate Operations............................................................................................... 72
Branches and Control Transfer.............................................................................................. 72
Bit Operations........................................................................................................................ 72
Table Read Operations.......................................................................................................... 72
Other Operations.................................................................................................................... 72
Instruction Set Summary............................................................................... 73
Table Conventions.................................................................................................................. 73
Instruction Definition...................................................................................... 75
Package Information...................................................................................... 85
16-pin DIP (300mil) Outline Dimensions................................................................................ 85
16-pin NSOP (150mil) Outline Dimensions............................................................................ 88
Reel Dimensions.................................................................................................................... 89
Carrier Tape Dimensions........................................................................................................ 90
Rev. 1.00
4 July 16, 2012
Datasheet pdf - http://www.DataSheet4U.co.kr/




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