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SC18IM700IPW датащи(PDF) 22 Page - NXP Semiconductors

номер детали SC18IM700IPW
подробное описание детали  Master I2C-bus controller with UART interface
PDF  22 Pages
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производитель  NXP [NXP Semiconductors]
домашняя страница  http://www.nxp.com
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SC18IM700IPW датащи(HTML) 22 Page - NXP Semiconductors

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NXP Semiconductors
SC18IM700
Master I2C-bus controller with UART interface
© NXP B.V. 2007.
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: 10 August 2007
Document identifier: SC18IM700_2
Please be aware that important notices concerning this document and the product(s)
described herein, have been included in section ‘Legal information’.
19. Contents
1
General description . . . . . . . . . . . . . . . . . . . . . . 1
2
Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1
3
Applications . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1
4
Ordering information . . . . . . . . . . . . . . . . . . . . . 2
5
Block diagram . . . . . . . . . . . . . . . . . . . . . . . . . . 2
6
Pinning information . . . . . . . . . . . . . . . . . . . . . . 3
6.1
Pinning . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
6.2
Pin description . . . . . . . . . . . . . . . . . . . . . . . . . 3
7
Functional description . . . . . . . . . . . . . . . . . . . 4
7.1
UART message format . . . . . . . . . . . . . . . . . . . 4
7.1.1
Write N bytes to slave device . . . . . . . . . . . . . . 4
7.1.2
Read N byte from slave device . . . . . . . . . . . . . 5
7.1.3
Write to 18IM internal register . . . . . . . . . . . . . 5
7.1.4
Read from 18IM internal register . . . . . . . . . . . 6
7.1.5
Write to GPIO port . . . . . . . . . . . . . . . . . . . . . . 6
7.1.6
Read from GPIO port . . . . . . . . . . . . . . . . . . . . 6
7.1.7
Repeated START: read after write . . . . . . . . . . 6
7.1.8
Repeated START: write after write . . . . . . . . . . 7
7.1.9
Power-down mode . . . . . . . . . . . . . . . . . . . . . . 7
8I2C-bus serial interface . . . . . . . . . . . . . . . . . . . 8
9
Internal registers available . . . . . . . . . . . . . . . . 9
9.1
Register summary . . . . . . . . . . . . . . . . . . . . . . 9
9.2
Register descriptions . . . . . . . . . . . . . . . . . . . 10
9.2.1
Baud Rate Generator (BRG) . . . . . . . . . . . . . 10
9.2.2
Programmable port configuration
(PortConf1 and PortConf2) . . . . . . . . . . . . . . . 10
9.2.2.1
Quasi-bidirectional output configuration . . . . . 10
9.2.2.2
Input-only configuration . . . . . . . . . . . . . . . . . 11
9.2.2.3
Push-pull output configuration . . . . . . . . . . . . 11
9.2.2.4
Open-drain output configuration . . . . . . . . . . . 12
9.2.3
Programmable I/O pins state register
(IOState) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12
9.2.4
I2C-bus address register (I2CAdr) . . . . . . . . . 12
9.2.5
I2C-bus clock rates (I2CClk) . . . . . . . . . . . . . . 12
9.2.6
I2C-bus time-out (I2CTO) . . . . . . . . . . . . . . . . 13
9.2.7
I2C-bus status register (I2CStat). . . . . . . . . . . 13
10
Limiting values. . . . . . . . . . . . . . . . . . . . . . . . . 14
11
Static characteristics. . . . . . . . . . . . . . . . . . . . 15
12
Dynamic characteristics . . . . . . . . . . . . . . . . . 16
13
Package outline . . . . . . . . . . . . . . . . . . . . . . . . 17
14
Soldering . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18
14.1
Introduction to soldering . . . . . . . . . . . . . . . . . 18
14.2
Wave and reflow soldering . . . . . . . . . . . . . . . 18
14.3
Wave soldering . . . . . . . . . . . . . . . . . . . . . . . . 18
14.4
Reflow soldering . . . . . . . . . . . . . . . . . . . . . . . 19
15
Abbreviations . . . . . . . . . . . . . . . . . . . . . . . . . 20
16
Revision history . . . . . . . . . . . . . . . . . . . . . . . 20
17
Legal information . . . . . . . . . . . . . . . . . . . . . . 21
17.1
Data sheet status . . . . . . . . . . . . . . . . . . . . . . 21
17.2
Definitions . . . . . . . . . . . . . . . . . . . . . . . . . . . 21
17.3
Disclaimers. . . . . . . . . . . . . . . . . . . . . . . . . . . 21
17.4
Trademarks . . . . . . . . . . . . . . . . . . . . . . . . . . 21
18
Contact information . . . . . . . . . . . . . . . . . . . . 21
19
Contents. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22



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