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ST10F269-T3
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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