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LPC2142 Datasheet(PDF) 40 Page - NXP Semiconductors

Part # LPC2142
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
PDF  40 Pages
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Manufacturer  NXP [NXP Semiconductors]
Direct Link  http://www.nxp.com
Logo NXP - NXP Semiconductors

LPC2142 Datasheet(HTML) 40 Page - NXP Semiconductors

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NXP Semiconductors
LPC2141/42/44/46/48
Single-chip 16-bit/32-bit microcontrollers
© NXP B.V. 2008.
All rights reserved.
For more information, please visit: http://www.nxp.com
For sales office addresses, please send an email to: salesaddresses@nxp.com
Date of release: 17 November 2008
Document identifier: LPC2141_42_44_46_48_4
Please be aware that important notices concerning this document and the product(s)
described herein, have been included in section ‘Legal information’.
16. 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 . . . . . . . . . . . . . . . . . . 13
6.1
Architectural overview. . . . . . . . . . . . . . . . . . . 13
6.2
On-chip flash program memory . . . . . . . . . . . 13
6.3
On-chip static RAM. . . . . . . . . . . . . . . . . . . . . 14
6.4
Memory map. . . . . . . . . . . . . . . . . . . . . . . . . . 14
6.5
Interrupt controller . . . . . . . . . . . . . . . . . . . . . 15
6.5.1
Interrupt sources. . . . . . . . . . . . . . . . . . . . . . . 15
6.6
Pin connect block . . . . . . . . . . . . . . . . . . . . . . 15
6.7
Fast general purpose parallel I/O (GPIO) . . . . 16
6.7.1
Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16
6.8
10-bit ADC . . . . . . . . . . . . . . . . . . . . . . . . . . . 16
6.8.1
Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16
6.9
10-bit DAC . . . . . . . . . . . . . . . . . . . . . . . . . . . 16
6.9.1
Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16
6.10
USB 2.0 device controller . . . . . . . . . . . . . . . . 17
6.10.1
Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17
6.11
UARTs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17
6.11.1
Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18
6.12
I2C-bus serial I/O controller . . . . . . . . . . . . . . 18
6.12.1
Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18
6.13
SPI serial I/O controller. . . . . . . . . . . . . . . . . . 18
6.13.1
Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19
6.14
SSP serial I/O controller . . . . . . . . . . . . . . . . . 19
6.14.1
Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19
6.15
General purpose timers/external event
counters . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19
6.15.1
Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19
6.16
Watchdog timer. . . . . . . . . . . . . . . . . . . . . . . . 20
6.16.1
Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20
6.17
Real-time clock . . . . . . . . . . . . . . . . . . . . . . . . 20
6.17.1
Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20
6.18
Pulse width modulator . . . . . . . . . . . . . . . . . . 21
6.18.1
Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21
6.19
System control . . . . . . . . . . . . . . . . . . . . . . . . 22
6.19.1
Crystal oscillator . . . . . . . . . . . . . . . . . . . . . . . 22
6.19.2
PLL . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22
6.19.3
Reset and wake-up timer . . . . . . . . . . . . . . . . 22
6.19.4
Brownout detector. . . . . . . . . . . . . . . . . . . . . . 23
6.19.5
Code security . . . . . . . . . . . . . . . . . . . . . . . . . 23
6.19.6
External interrupt inputs . . . . . . . . . . . . . . . . . 23
6.19.7
Memory mapping control . . . . . . . . . . . . . . . . 23
6.19.8
Power control . . . . . . . . . . . . . . . . . . . . . . . . . 24
6.19.9
APB bus . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24
6.20
Emulation and debugging. . . . . . . . . . . . . . . . 24
6.20.1
EmbeddedICE . . . . . . . . . . . . . . . . . . . . . . . . 24
6.20.2
Embedded trace . . . . . . . . . . . . . . . . . . . . . . . 25
6.20.3
RealMonitor . . . . . . . . . . . . . . . . . . . . . . . . . . 25
7
Limiting values . . . . . . . . . . . . . . . . . . . . . . . . 26
8
Static characteristics . . . . . . . . . . . . . . . . . . . 27
9
Dynamic characteristics . . . . . . . . . . . . . . . . . 33
9.1
Timing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 34
10
Application information . . . . . . . . . . . . . . . . . 34
10.1
Suggested USB interface solutions . . . . . . . . 34
11
Package outline . . . . . . . . . . . . . . . . . . . . . . . . 36
12
Abbreviations . . . . . . . . . . . . . . . . . . . . . . . . . 37
13
Revision history . . . . . . . . . . . . . . . . . . . . . . . 38
14
Legal information . . . . . . . . . . . . . . . . . . . . . . 39
14.1
Data sheet status . . . . . . . . . . . . . . . . . . . . . . 39
14.2
Definitions . . . . . . . . . . . . . . . . . . . . . . . . . . . 39
14.3
Disclaimers. . . . . . . . . . . . . . . . . . . . . . . . . . . 39
14.4
Trademarks . . . . . . . . . . . . . . . . . . . . . . . . . . 39
15
Contact information . . . . . . . . . . . . . . . . . . . . 39
16
Contents. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 40



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