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HT46R003B
Holtek HT46R003B Manuals
Manuals and User Guides for Holtek HT46R003B. We have
1
Holtek HT46R003B manual available for free PDF download: Manual
Holtek HT46R003B Manual (76 pages)
Cost-Effective A/D 8-bit OTP MCU
Brand:
Holtek
| Category:
Microcontrollers
| Size: 3 MB
Table of Contents
Table of Contents
2
PWM Operation
3
Features
5
CPU Feat�Res
5
Peripheral Feat�Res
5
Watchdog Timer Operation
5
General Description
6
Block Diagram
6
Pin Assignment
6
Pin Description
7
Absolute Maximum Ratings
8
D.C. Characteristics
8
Reset Initial Conditions
8
Characteristics
9
A/D Converter Characteristics
9
Power-On Reset Characteristics
10
System Architecture
10
Clocking and Pipelining
10
Program Co�Nter - PC
11
Stack
12
Arithmetic and Logic Unit - ALU
12
Program Memory
13
Str�Ct�Re
13
Special Vectors
13
Look-�P Table
13
RAM Data Memory
15
Str�Ct�Re
15
Special P�Rpose Data Memory
15
Special Function Registers
17
Indirect Addressing Registers - IAR0, IAR1
17
Memory Pointers - MP0, MP1
17
Acc�M�Lator - ACC
18
Program Co�Nter Low Register - PCL
18
Stat�S Register - STATUS
18
System Control Registers - CTRL0, CTRL1
20
Oscillator
21
System Oscillator Overview
21
System Clock Configurations
21
Internal RC Oscillator - HIRC
21
Internal 1�Khz Oscillator - LIRC
21
Power down Mode and Wake-Up
22
Power down Mode
22
Standby C�Rrent Considerations
22
Watchdog Timer
24
Watchdog Timer Control Registers
24
Reset and Initialization
26
Reset F�Nctions
26
Input/Output Ports
30
Port a Wake-�P
31
I/O Port Control Registers
31
Pin-Shared F�Nctions
32
I/O Pin Str�Ct�Res
33
Programming Considerations
34
Timer/Event Counter
35
Configuring the Timer/Event Counter Input Clock Source
35
Timer Register - TMR
36
Timer Control Register - TMRC
36
Timer Mode
37
Event Co�Nter Mode
38
P�Lse Width Capt�Re Mode
38
Prescaler
39
PFD F�Nction
40
I/O Interfacing
40
Programming Considerations
40
Timer Program Example
41
Time Base
42
Pulse Width Modulator
42
PWM O�Tp�T Control
44
Analog to Digital Converter
45
A/D Overview
45
A/D Converter Data Registers - ADRL, ADRH
45
A/D Converter Control Registers - ADCR, ACSR, ADPCR
46
A/D Operation
48
Programming Considerations
50
A/D Transfer F�Nction
50
A/D Programming Example
51
Interrupts
53
Interr�Pt Register
53
Interr�Pt Operation
54
Interr�Pt Priority
55
External Interr�Pt
56
Timer/Event Co�Nter Interr�Pt
56
A/D Converter Interr�Pt
56
Time Base Interr�Pt
57
Interr�Pt Wake-�P F�Nction
57
Programming Considerations
57
Application Circuits
58
Instruction Set
59
Introd�Ction
59
Instr�Ction Timing
59
Moving and Transferring Data
59
Arithmetic Operations
59
Logical and Rotate Operation
60
Branches and Control Transfer
60
Bit Operations
60
Other Operations
60
Instruction Set Summary
61
Instruction Definition
63
Package Information
72
16-Pin DIP (300Mil) O�Tline Dimensions
73
16-Pin NSOP (150Mil) O�Tline Dimensions
75
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