LPC2141 datasheet(38/38 Pages) PHILIPS

Part #	LPC2141

Description	Single-chip 16-bit/32-bit microcontrollers; up to 512 kB flash with ISP/IAP, USB 2.0 full-speed device, 10-bit ADC and DAC

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Manufacturer	PHILIPS [NXP Semiconductors]

Direct Link	http://www.nxp.com

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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: 3 October 2005

Document number: 9397 750 14985

Published in the Netherlands

Philips Semiconductors

LPC2141/42/44/46/48

Single-chip 16-bit/32-bit microcontrollers

19. Contents

1

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

2

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

2.1

Key features . . . . . . . . . . . . . . . . . . . . . . . . . . . 1

3

Ordering information . . . . . . . . . . . . . . . . . . . . . 2

3.1

Ordering options . . . . . . . . . . . . . . . . . . . . . . . . 2

4

Block diagram . . . . . . . . . . . . . . . . . . . . . . . . . . 3

5

Pinning information . . . . . . . . . . . . . . . . . . . . . . 4

5.1

Pinning . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4

5.2

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

6

Functional description . . . . . . . . . . . . . . . . . . 12

6.1

Architectural overview. . . . . . . . . . . . . . . . . . . 12

6.2

On-chip ﬂash program memory . . . . . . . . . . . 12

6.3

On-chip static RAM. . . . . . . . . . . . . . . . . . . . . 13

6.4

Memory map. . . . . . . . . . . . . . . . . . . . . . . . . . 13

6.5

Interrupt controller . . . . . . . . . . . . . . . . . . . . . 14

6.5.1

Interrupt sources. . . . . . . . . . . . . . . . . . . . . . . 14

6.6

Pin connect block . . . . . . . . . . . . . . . . . . . . . . 14

6.7

Fast general purpose parallel I/O . . . . . . . . . . 15

6.7.1

Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15

6.8

10-bit ADC . . . . . . . . . . . . . . . . . . . . . . . . . . . 15

6.8.1

Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15

6.9

10-bit DAC . . . . . . . . . . . . . . . . . . . . . . . . . . . 15

6.9.1

Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15

6.10

USB 2.0 device controller . . . . . . . . . . . . . . . . 16

6.10.1

Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16

6.11

UARTs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16

6.11.1

Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17

6.12

I2C-bus serial I/O controller . . . . . . . . . . . . . . 17

6.12.1

Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17

6.13

SPI serial I/O controller. . . . . . . . . . . . . . . . . . 17

6.13.1

Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18

6.14

SSP serial I/O controller . . . . . . . . . . . . . . . . . 18

6.14.1

Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18

6.15

General purpose timers/external event

counters . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18

6.15.1

Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18

6.16

Watchdog timer. . . . . . . . . . . . . . . . . . . . . . . . 19

6.16.1

Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19

6.17

Real-time clock . . . . . . . . . . . . . . . . . . . . . . . . 19

6.17.1

Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19

6.18

Pulse width modulator . . . . . . . . . . . . . . . . . . 20

6.18.1

Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20

6.19

System control . . . . . . . . . . . . . . . . . . . . . . . . 21

6.19.1

Crystal oscillator . . . . . . . . . . . . . . . . . . . . . . . 21

6.19.2

PLL . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21

6.19.3

Reset and wake-up timer . . . . . . . . . . . . . . . . 21

6.19.4

Brownout detector. . . . . . . . . . . . . . . . . . . . . . 22

6.19.5

Code security . . . . . . . . . . . . . . . . . . . . . . . . . 22

6.19.6

External interrupt inputs . . . . . . . . . . . . . . . . . 22

6.19.7

Memory mapping control . . . . . . . . . . . . . . . . 22

6.19.8

Power control . . . . . . . . . . . . . . . . . . . . . . . . . 23

6.19.9

VPB bus . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23

6.20

Emulation and debugging. . . . . . . . . . . . . . . . 23

6.20.1

EmbeddedICE . . . . . . . . . . . . . . . . . . . . . . . . 23

6.20.2

Embedded trace . . . . . . . . . . . . . . . . . . . . . . . 24

6.20.3

RealMonitor . . . . . . . . . . . . . . . . . . . . . . . . . . 24

7

Limiting values . . . . . . . . . . . . . . . . . . . . . . . . 25

8

Static characteristics . . . . . . . . . . . . . . . . . . . 26

9

Dynamic characteristics . . . . . . . . . . . . . . . . . 31

9.1

Timing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 32

10

Application information . . . . . . . . . . . . . . . . . 32

10.1

Suggested USB interface solutions . . . . . . . . 32

11

Package outline . . . . . . . . . . . . . . . . . . . . . . . . 34

12

Abbreviations . . . . . . . . . . . . . . . . . . . . . . . . . 35

13

Revision history . . . . . . . . . . . . . . . . . . . . . . . 36

14

Data sheet status. . . . . . . . . . . . . . . . . . . . . . . 37

15

Deﬁnitions . . . . . . . . . . . . . . . . . . . . . . . . . . . . 37

16

Disclaimers . . . . . . . . . . . . . . . . . . . . . . . . . . . 37

17

Trademarks . . . . . . . . . . . . . . . . . . . . . . . . . . . 37

18

Contact information . . . . . . . . . . . . . . . . . . . . 37

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