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STC89LE516RD Dataheets PDF



Part Number STC89LE516RD
Manufacturers STC MCU
Logo STC MCU
Description MCU
Datasheet STC89LE516RD DatasheetSTC89LE516RD Datasheet (PDF)

STC89Cxx series MCU STC89LExx series MCU Data Sheet CONTENTS Chapter 1 Introduction4 1.1 Features.. 4 1.2 Block diagram.. 5 1.3 Pin Configurations ... 6 1.4 Pin Descriptions..

  STC89LE516RD   STC89LE516RD



Document
STC89Cxx series MCU STC89LExx series MCU Data Sheet CONTENTS Chapter 1 Introduction......................................................................4 1.1 Features................................................................................................. 4 1.2 Block diagram....................................................................................... 5 1.3 Pin Configurations .............................................................................. 6 1.4 Pin Descriptions.................................................................................... 7 1.5 Pin Package Drawings.......................................................................... 8 Chapter 2 POWER MANAGENMENT, RESET......................... 11 2.1 Power Management ........................................................................... 11 2.1.1 Idle Mode.....................................................................................................11 2.1.2 Power Down (PD) Mode.............................................................................12 2.2 RESET Control................................................................................... 16 2.2.1 Reset pin.......................................................................................................16 2.2.2 Power-On Reset (POR). ..............................................................................17 ited2.2.3 Watch-Dog-Timer.......................................................................................17 2.2.4 Software RESET.........................................................................................20 Lim2.2.5 MAX810 power-on-reset delay..................................................................20 Chapter 3 Memory Organization....................................................21 CU3.1 Program Memory............................................................................... 21 3.2 Data Memory...................................................................................... 22 M3.2.1 On-chip Scratch-Pad RAM........................................................................22 3.2.2 Auxiliary RAM............................................................................................22 STC3.2.3 External RAM.............................................................................................22 3.2.4 Special Function Register for RAM..........................................................23 Chapter 4 Configurable I/O Ports Configurations............................ 29 4.1 Quasi-bidirectional I/O....................................................................... 29 4.2 Push-pull Output................................................................................. 30 4.3 Input-only Mode.................................................................................. 30 4.4 Open-drain Output.............................................................................. 30 Chapter 5 Instruction System..........


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