ST10F280 View Datasheet(PDF) - STMicroelectronics

Part Name

Description

Manufacturer

ST10F280

16-BIT MCU WITH MAC UNIT, 512K BYTE FLASH MEMORY AND 18K BYTE RAM

STMicroelectronics 

ST10F280

TABLE OF CONTENTS

1-

INTRODUCTION ........................................................................................................

6

2-

BALL DATA ...............................................................................................................

7

3-

FUNCTIONAL DESCRIPTION ...................................................................................

17

4-

MEMORY ORGANIZATION .......................................................................................

18

5-

INTERNAL FLASH MEMORY ...................................................................................

21

5.1 -

OVERVIEW ................................................................................................................

21

5.2 -

OPERATIONAL OVERVIEW ......................................................................................

21

5.3 -

ARCHITECTURAL DESCRIPTION ............................................................................

23

5.3.1 - Read Mode .................................................................................................................

23

5.3.2 -

Command Mode .........................................................................................................

23

5.3.3 - Flash Status Register .................................................................................................

23

5.3.4 - Flash Protection Register ...........................................................................................

25

5.3.5 - Instructions Description ..............................................................................................

25

5.3.6 - Reset Processing and Initial State ..............................................................................

29

5.4 -

FLASH MEMORY CONFIGURATION ........................................................................

29

5.5 -

APPLICATION EXAMPLES .......................................................................................

29

5.5.1 -

Handling of Flash Addresses ......................................................................................

29

5.5.2 - Basic Flash Access Control ........................................................................................

30

5.5.3 -

Programming Examples .............................................................................................

31

5.6 -

BOOTSTRAP LOADER ............................................................................................

34

5.6.1 - Entering the Bootstrap Loader ....................................................................................

34

5.6.2 -

Memory Configuration After Reset .............................................................................

35

5.6.3 - Loading the Startup Code ...........................................................................................

36

5.6.4 - Exiting Bootstrap Loader Mode ..................................................................................

36

5.6.5 - Choosing the Baud Rate for the BSL .........................................................................

37

6-

CENTRAL PROCESSING UNIT (CPU) .....................................................................

38

6.1 -

MULTIPLIER-ACCUMULATOR UNIT (MAC) .............................................................

39

6.1.1 -

Features .....................................................................................................................

40

6.1.1.1 - Enhanced Addressing Capabilities ..............................................................................

40

6.1.1.2 - Multiply-Accumulate Unit .............................................................................................

40

6.1.1.3 - Program Control ..........................................................................................................

40

6.2 -

INSTRUCTION SET SUMMARY ................................................................................

41

6.3 -

MAC COPROCESSOR SPECIFIC INSTRUCTIONS .................................................

42

7-

7.1 -

7.2 -

EXTERNAL BUS CONTROLLER ..............................................................................

46

PROGRAMMABLE CHIP SELECT TIMING CONTROL ............................................

46

READY PROGRAMMABLE POLARITY .....................................................................

47

8-

8.1 -

INTERRUPT SYSTEM ...............................................................................................

49

EXTERNAL INTERRUPTS .........................................................................................

49

2/186

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