P89LPC932BA datasheet(60/60 Pages) PHILIPS

60 / 60 page

Printed in the U.S.A.

All rights are reserved. Reproduction in whole or in part is prohibited without the prior

written consent of the copyright owner.

The information presented in this document does not form part of any quotation or

contract, is believed to be accurate and reliable and may be changed without notice. No

liability will be accepted by the publisher for any consequence of its use. Publication

thereof does not convey nor imply any license under patent- or other industrial or

intellectual property rights.

Date of release: 06 January 2004

Document order number: 9397 750 12379

Contents

Philips Semiconductors

P89LPC932

8-bit microcontroller with accelerated two-clock 80C51 core

General description . . . . . . . . . . . . . . . . . . . . . . 1

Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1

Ordering information . . . . . . . . . . . . . . . . . . . . . 3

3.1

Ordering options . . . . . . . . . . . . . . . . . . . . . . . . 3

Block diagram . . . . . . . . . . . . . . . . . . . . . . . . . . 4

Pinning information . . . . . . . . . . . . . . . . . . . . . . 5

5.1

Pinning . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5

5.2

Pin description . . . . . . . . . . . . . . . . . . . . . . . . . 7

Logic symbol . . . . . . . . . . . . . . . . . . . . . . . . . . 11

Special function registers . . . . . . . . . . . . . . . . 11

Functional description . . . . . . . . . . . . . . . . . . 17

8.1

Enhanced CPU . . . . . . . . . . . . . . . . . . . . . . . . 17

8.2

Clocks . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17

8.3

On-chip RC oscillator option . . . . . . . . . . . . . . 18

8.4

Watchdog oscillator option . . . . . . . . . . . . . . . 18

8.5

External clock input option . . . . . . . . . . . . . . . 18

8.6

CPU Clock (CCLK) wake-up delay . . . . . . . . . 19

8.7

CPU Clock (CCLK) modiﬁcation: DIVM

8.8

Low power select . . . . . . . . . . . . . . . . . . . . . . 19

8.9

Memory organization . . . . . . . . . . . . . . . . . . . 19

8.10

Data RAM arrangement . . . . . . . . . . . . . . . . . 20

8.11

Interrupts . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20

8.12

I/O ports . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22

8.13

Power monitoring functions. . . . . . . . . . . . . . . 23

8.14

Power reduction modes . . . . . . . . . . . . . . . . . 24

8.15

Reset . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25

8.16

Timers/counters 0 and 1 . . . . . . . . . . . . . . . . . 26

8.17

Real-Time clock/system timer. . . . . . . . . . . . . 27

8.18

Capture/Compare Unit (CCU). . . . . . . . . . . . . 27

8.19

UART . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30

8.20

I2C-bus serial interface . . . . . . . . . . . . . . . . . . 33

8.21

Serial Peripheral Interface (SPI) . . . . . . . . . . . 35

8.22

Analog comparators . . . . . . . . . . . . . . . . . . . . 38

8.23

Keypad interrupt (KBI) . . . . . . . . . . . . . . . . . . 39

8.24

Watchdog timer. . . . . . . . . . . . . . . . . . . . . . . . 40

8.25

Additional features . . . . . . . . . . . . . . . . . . . . . 40

8.26

Data EEPROM . . . . . . . . . . . . . . . . . . . . . . . . 41

8.27

Flash program memory. . . . . . . . . . . . . . . . . . 41

8.28

User conﬁguration bytes . . . . . . . . . . . . . . . . . 43

8.29

User sector security bytes . . . . . . . . . . . . . . . 43

Limiting values. . . . . . . . . . . . . . . . . . . . . . . . . 44

Static characteristics. . . . . . . . . . . . . . . . . . . . 45

Dynamic characteristics . . . . . . . . . . . . . . . . . 47

Comparator electrical characteristics . . . . . . 52

Package outline . . . . . . . . . . . . . . . . . . . . . . . . 53

Soldering . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 56

14.1

Introduction to soldering surface mount

packages . . . . . . . . . . . . . . . . . . . . . . . . . . . . 56

14.2

Reﬂow soldering. . . . . . . . . . . . . . . . . . . . . . . 56

14.3

Wave soldering. . . . . . . . . . . . . . . . . . . . . . . . 56

14.4

Manual soldering . . . . . . . . . . . . . . . . . . . . . . 57

14.5

Package related soldering information . . . . . . 57

Revision history . . . . . . . . . . . . . . . . . . . . . . . 58

Data sheet status. . . . . . . . . . . . . . . . . . . . . . . 59

Deﬁnitions . . . . . . . . . . . . . . . . . . . . . . . . . . . . 59

Disclaimers . . . . . . . . . . . . . . . . . . . . . . . . . . . 59

Licenses . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 59

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