ST72325K4-Auto datasheet(2/243 Pages) STMICROELECTRONICS | SCI asynchronous serial interface

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ST72325K4-Auto Datasheet(PDF) 2 Page - STMicroelectronics

Part #	ST72325K4-Auto

Description	SCI asynchronous serial interface

Download	243 Pages

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Manufacturer	STMICROELECTRONICS [STMicroelectronics]

Direct Link	http://www.st.com

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Contents

ST72325xxx-Auto

2/243

Doc ID 13770 Rev 3

Contents

1

Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18

2

Package pinout and pin description . . . . . . . . . . . . . . . . . . . . . . . . . . . 20

2.1

Package pinout . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20

2.2

Pin description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23

3

Register and memory map . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30

4

Flash program memory . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 34

4.1

Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 34

4.2

Main features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 34

4.3

Structure . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 34

4.3.1

Readout protection . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 35

4.4

ICC interface . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 35

4.5

ICP (in-circuit programming) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 36

4.6

IAP (in-application programming) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 37

4.7

Related documentation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 37

4.8

Flash control/status register (FCSR) . . . . . . . . . . . . . . . . . . . . . . . . . . . . 37

5

Central processing unit (CPU) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 38

5.1

Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 38

5.2

Main features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 38

5.3

CPU registers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 38

5.3.1

Accumulator (A) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 39

5.3.2

Index registers (X and Y) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 39

5.3.3

Program counter (PC) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 39

5.3.4

Condition code (CC) register . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 39

5.3.5

Stack pointer (SP) register . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 40

6

Supply, reset and clock management . . . . . . . . . . . . . . . . . . . . . . . . . . 42

6.1

Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 42

6.2

Main features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 42

6.3

Phase locked loop . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 43

Similar Part No. - ST72325K4-Auto

Manufacturer	Part #	Datasheet	Description
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