HT48R005 Datasheet, PDF (4/62 Pages) Holtek Semiconductor Inc – Small Package 8-Bit OTP MCU

HT48R005/HT46R005
Analog to Digital Converter..............................................................37
A/D Overview .......................................................................................................37
A/D Converter Register Description ......................................................................37
A/D Converter Data Registers - ADRL, ADRH .....................................................37
A/D Converter Control Registers - ADCR, ACSR.................................................38
A/D Operation.......................................................................................................39
A/D Input Pins ......................................................................................................40
Summary of A/D Conversion Steps ......................................................................40
Programming Considerations ...............................................................................40
A/D Transfer Function...........................................................................................41
A/D Programming Example ..................................................................................41
Interrupts............................................................................................43
Interrupt Register..................................................................................................43
Interrupt Operation ...............................................................................................43
Interrupt Priority.....................................................................................................44
External Interrupt ..................................................................................................44
Timer/Event Counter Interrupt ..............................................................................46
Programming Considerations ...............................................................................46
Configuration Options ......................................................................46
Application Circuits ..........................................................................47
Instruction Set ...................................................................................48
Introduction ..........................................................................................................48
Instruction Timing .................................................................................................48
Moving and Transferring Data ..............................................................................48
Arithmetic Operations ...........................................................................................48
Logical and Rotate Operations .............................................................................48
Branches and Control Transfer.............................................................................48
Table Read Operations.........................................................................................49
Instruction Set Summary ......................................................................................49
Instruction Definition ........................................................................51
Package Information .........................................................................61
10-pin MSOP Outline Dimensions ........................................................................61
Rev. 1.00
iv
November 29, 2011