P89LPC985 datasheet(85/85 Pages) NXP

85 / 85 page

NXP Semiconductors

P89LPC980/982/983/985

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

For more information, please visit: http://www.nxp.com

For sales office addresses, please send an email to: salesaddresses@nxp.com

Date of release: 8 February 2010

Document identifier: P89LPC980_982_983_985_2

Please be aware that important notices concerning this document and the product(s)

described herein, have been included in section ‘Legal information’.

7.29.3

Flash organization . . . . . . . . . . . . . . . . . . . . . 56

7.29.4

Using flash as data storage . . . . . . . . . . . . . . 56

7.29.5

Flash programming and erasing . . . . . . . . . . . 56

7.29.6

ICP . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 57

7.29.7

IAP . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 57

7.29.8

ISP . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 57

7.29.9

Power-on reset code execution . . . . . . . . . . . 57

7.29.10

Hardware activation of the bootloader . . . . . . 58

7.30

User configuration bytes . . . . . . . . . . . . . . . . . 58

7.31

User sector security bytes . . . . . . . . . . . . . . . 58

ADC (P89LPC983/985) . . . . . . . . . . . . . . . . . . . 58

8.1

General description . . . . . . . . . . . . . . . . . . . . 58

8.2

Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 59

8.3

Block diagram . . . . . . . . . . . . . . . . . . . . . . . . . 60

8.4

ADC operating modes . . . . . . . . . . . . . . . . . . 60

8.4.1

Fixed channel, single conversion mode . . . . . 60

8.4.2

Fixed channel, continuous conversion mode . 60

8.4.3

Auto scan, single conversion mode . . . . . . . . 60

8.4.4

Auto scan, continuous conversion mode . . . . 61

8.4.5

Dual channel, continuous conversion mode . . 61

8.4.6

Single step mode . . . . . . . . . . . . . . . . . . . . . . 61

8.5

Conversion start modes . . . . . . . . . . . . . . . . . 61

8.5.1

Timer triggered start . . . . . . . . . . . . . . . . . . . . 61

8.5.2

Start immediately . . . . . . . . . . . . . . . . . . . . . . 61

8.5.3

Edge triggered . . . . . . . . . . . . . . . . . . . . . . . . 61

8.6

Boundary limits interrupt . . . . . . . . . . . . . . . . . 62

8.7

Clock divider . . . . . . . . . . . . . . . . . . . . . . . . . . 62

8.8

Power-down and Idle mode . . . . . . . . . . . . . . 62

Limiting values. . . . . . . . . . . . . . . . . . . . . . . . . 63

Static characteristics . . . . . . . . . . . . . . . . . . . . 65

Dynamic characteristics . . . . . . . . . . . . . . . . . 69

11.1

Waveforms . . . . . . . . . . . . . . . . . . . . . . . . . . . 73

11.2

ISP entry mode . . . . . . . . . . . . . . . . . . . . . . . . 75

Other characteristics . . . . . . . . . . . . . . . . . . . . 76

12.1

Comparator electrical characteristics . . . . . . . 76

12.2

ADC electrical characteristics . . . . . . . . . . . . . 77

Package outline . . . . . . . . . . . . . . . . . . . . . . . . 78

Abbreviations . . . . . . . . . . . . . . . . . . . . . . . . . . 80

Revision history . . . . . . . . . . . . . . . . . . . . . . . . 81

Legal information. . . . . . . . . . . . . . . . . . . . . . . 82

16.1

Data sheet status . . . . . . . . . . . . . . . . . . . . . . 82

16.2

Definitions . . . . . . . . . . . . . . . . . . . . . . . . . . . . 82

16.3

Disclaimers . . . . . . . . . . . . . . . . . . . . . . . . . . . 82

16.4

Trademarks. . . . . . . . . . . . . . . . . . . . . . . . . . . 83

Contact information. . . . . . . . . . . . . . . . . . . . . 83

Contents . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 84

P89LPC985 Datasheet(PDF) 85 Page - NXP Semiconductors

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