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HT48RA0-2, HT48RA0-1 HT48RA1, HT48RA3, HT48RA5 Remote Type MCU Handbook
March 2005
Copyright Ó 2005 by HOLTEK SEMICONDUCTOR INC. All rights reserved. Printed in Taiwan. No part of this publication may be reproduced, stored in a retrieval system, or transmitted in any form by any means, electronic, mechanical photocopying, recording, or otherwise without the prior written permissionof HOLTEK SEMICONDUCTOR INC.
Contents
Contents
Part I Microcontroller Profile .................................................................... 1
Chapter 1 Hardware Structure ......................................................................................... 3 Introduction.................................................................................................................... 3 Features ......................................................................................................................... 4 Technology Features ............................................................................................... 4 Kernel Features .......................................................................................................4 Peripheral Features ................................................................................................. 4 Selection Table .............................................................................................................. 5 Block Diagram ............................................................................................................... 6 PinAssignment .............................................................................................................. 7 Pin Description ............................................................................................................... 7 Absolute Maximum Ratings ........................................................................................... 9 D.C. Characteristics....................................................................................................... 9 A.C. Characteristics ..................................................................................................... 11 System Architecture ..................................................................................................... 12 Clocking and Pipelining......................................................................................... 12 Program Counter ................................................................................................... 13 Stack ..................................................................................................................... 15 Arithmetic and Logic Unit - ALU............................................................................ 16 Program Memory ......................................................................................................... 17 Organization .......................................................................................................... 17 Special Vectors..................................................................................................... 18 Managing Multiple Banks ...................................................................................... 18 Look-up Table ........................................................................................................ 21 Data Memory ............................................................................................................... 25Organization .......................................................................................................... 25 General Purpose Data Memory ............................................................................. 25 Special Purpose Data Memory .............................................................................. 26
i
Remote Type MCU
Special Function Registers...
March 2005
Copyright Ó 2005 by HOLTEK SEMICONDUCTOR INC. All rights reserved. Printed in Taiwan. No part of this publication may be reproduced, stored in a retrieval system, or transmitted in any form by any means, electronic, mechanical photocopying, recording, or otherwise without the prior written permissionof HOLTEK SEMICONDUCTOR INC.
Contents
Contents
Part I Microcontroller Profile .................................................................... 1
Chapter 1 Hardware Structure ......................................................................................... 3 Introduction.................................................................................................................... 3 Features ......................................................................................................................... 4 Technology Features ............................................................................................... 4 Kernel Features .......................................................................................................4 Peripheral Features ................................................................................................. 4 Selection Table .............................................................................................................. 5 Block Diagram ............................................................................................................... 6 PinAssignment .............................................................................................................. 7 Pin Description ............................................................................................................... 7 Absolute Maximum Ratings ........................................................................................... 9 D.C. Characteristics....................................................................................................... 9 A.C. Characteristics ..................................................................................................... 11 System Architecture ..................................................................................................... 12 Clocking and Pipelining......................................................................................... 12 Program Counter ................................................................................................... 13 Stack ..................................................................................................................... 15 Arithmetic and Logic Unit - ALU............................................................................ 16 Program Memory ......................................................................................................... 17 Organization .......................................................................................................... 17 Special Vectors..................................................................................................... 18 Managing Multiple Banks ...................................................................................... 18 Look-up Table ........................................................................................................ 21 Data Memory ............................................................................................................... 25Organization .......................................................................................................... 25 General Purpose Data Memory ............................................................................. 25 Special Purpose Data Memory .............................................................................. 26
i
Remote Type MCU
Special Function Registers...
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