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ST10F269-Q3 Datasheet(PDF) 2 Page - STMicroelectronics |
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2 / 160 page ST10F269 2/160 TABLE OF CONTENTS PAGE 1 - INTRODUCTION ........................................................................................................ 6 2 - PIN DATA ................................................................................................................... 7 3 - FUNCTIONAL DESCRIPTION ................................................................................... 13 4 - MEMORY ORGANIZATION ....................................................................................... 14 5 - INTERNAL FLASH MEMORY ................................................................................... 17 5.1 - OVERVIEW ................................................................................................................ 17 5.2 - OPERATIONAL OVERVIEW ...................................................................................... 17 5.3 - ARCHITECTURAL DESCRIPTION ............................................................................ 19 5.3.1 - Read Mode ................................................................................................................. 19 5.3.2 - Command Mode ......................................................................................................... 19 5.3.3 - Ready/Busy Signal ..................................................................................................... 19 5.3.4 - Flash Status Register ................................................................................................. 19 5.3.5 - Flash Protection Register ........................................................................................... 21 5.3.6 - Instructions Description .............................................................................................. 21 5.3.7 - Reset Processing and Initial State .............................................................................. 25 5.4 - FLASH MEMORY CONFIGURATION ........................................................................ 25 5.5 - APPLICATION EXAMPLES ....................................................................................... 25 5.5.1 - Handling of Flash Addresses ...................................................................................... 25 5.5.2 - Basic Flash Access Control ........................................................................................ 26 5.5.3 - Programming Examples ............................................................................................. 27 5.6 - BOOTSTRAP LOADER ............................................................................................ 30 5.6.1 - Entering the Bootstrap Loader .................................................................................... 30 5.6.2 - Memory Configuration After Reset ............................................................................. 31 5.6.3 - Loading the Startup Code ........................................................................................... 32 5.6.4 - Exiting Bootstrap Loader Mode .................................................................................. 32 5.6.5 - Choosing the Baud Rate for the BSL ......................................................................... 33 6 - CENTRAL PROCESSING UNIT (CPU) ..................................................................... 34 6.1 - MULTIPLIER-ACCUMULATOR UNIT (MAC) ............................................................. 35 6.1.1 - Features ..................................................................................................................... 36 6.1.1.1 - Enhanced Addressing Capabilities .............................................................................. 36 6.1.1.2 - Multiply-Accumulate Unit ............................................................................................. 36 6.1.1.3 - Program Control .......................................................................................................... 36 6.2 - INSTRUCTION SET SUMMARY ................................................................................ 37 6.3 - MAC COPROCESSOR SPECIFIC INSTRUCTIONS ................................................. 38 7 - EXTERNAL BUS CONTROLLER .............................................................................. 42 7.1 - PROGRAMMABLE CHIP SELECT TIMING CONTROL ............................................ 42 7.2 - READY PROGRAMMABLE POLARITY ..................................................................... 42 |
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