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HT98R068-1 Datasheet(PDF) 2 Page - Holtek Semiconductor Inc

Part # HT98R068-1
Description  Two Way Radio 8-Bit MCU
Download  116 Pages
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Manufacturer  HOLTEK [Holtek Semiconductor Inc]
Direct Link  http://www.holtek.com
Logo HOLTEK - Holtek Semiconductor Inc

HT98R068-1 Datasheet(HTML) 2 Page - Holtek Semiconductor Inc

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Rev. 1.10
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Rev. 1.10
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HT98R068-1
Two Way Radio 8-Bit MCU
HT98R068-1
Two Way Radio 8-Bit MCU
Table of Contents
Features ......................................................................................................................... 5
General Description ...................................................................................................... 6
Block Diagram ............................................................................................................... 6
Pin Assignment ............................................................................................................. 7
Pin Description .............................................................................................................. 8
Absolute Maximum Ratings ....................................................................................... 10
D.C. Characteristics .................................................................................................... 10
A.C. Characteristics .................................................................................................... 12
ADC Electrical Characteristics................................................................................... 13
DAC Electrical Characteristics................................................................................... 13
Power on Reset Electrical Characteristics .............................................................. 13
Audio Processor Characteristics .............................................................................. 14
System Architecture.................................................................................................... 16
Clocking and Pipelining.......................................................................................................... 16
P�og�am Co�nte� – PC........................................................................................................... 17
Stack ...................................................................................................................................... 18
A�ithmetic and Logic Unit – ALU ............................................................................................ 18
Program memory......................................................................................................... 19
St��ct��e................................................................................................................................. 19
Special Vecto�s ...................................................................................................................... 19
Look-�p Ta�le......................................................................................................................... �0
Ta�le P�og�am Example......................................................................................................... �0
Data Memory................................................................................................................ 22
St��ct��e................................................................................................................................. ��
Special P��pose Data Memo�� .............................................................................................. ��
Special Function Registers ........................................................................................ 23
Indi�ect Add�essing Registe�s – IAR0� IAR1 .......................................................................... ��
Memo�� Pointe�s – MP0� MP1 ............................................................................................... ��
Acc�m�lato� – ACC................................................................................................................ �5
P�og�am Co�nte� Low Registe� – PCL................................................................................... �5
Bank Pointe� – BP.................................................................................................................. �5
Stat�s Registe� – STATUS..................................................................................................... �6
Inp�t/O�tp�t Po�ts and Cont�ol Registe�s .............................................................................. �7
S�stem Cont�ol Registe� – CTRL0� CTRL1� CTRL�.............................................................. �8
Wake-�p ��nction Registe� – PAWK...................................................................................... �0
P�ll-high Registe�s – PAPU� PBPU� PCPU� PDPU� PEPU.................................................... �0
Oscillator...................................................................................................................... 30
S�stem Oscillato� Ove�view ................................................................................................... �0
Exte�nal ��768Hz C��stal Oscillato� – LXT............................................................................ �1


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