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AN311 - CP2120 PORTING GUIDE

Key Features

  • The CP2120 incorporates a number of features not found in the SC18IS60x. SPI Master firmware can take advantage of these added features to create a more efficient and reliable system. Rev. 0.1 9/06 Copyright © 2006 by Silicon Laboratories AN311 AN311 2.1.1. 256-Byte Data Buffers The CP2120 uses 256-byte data buffers to send and receive bytes with SMBus slaves. Calls to the Write Number of Bytes command can transmit up to 255 bytes in a single transaction, while calls to Read Number of Bytes.

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A N 3 11 CP2120 P O R T I N G G U I D E Relevant Devices This application note applies to the CP2120. 1. Introduction making www.DataSheet4U.com The CP2120 SPI to SMBus bridge device can be used as a replacement for the Philips SC18IS60x device by only a few minor hardware and firmware design modifications. All firmware and hardware differences between the SC18IS60x and CP2120 are outlined in Table 1. Table 1.