Description | Driver for the NXP Semiconductor PCA9554 and PCA9554A devices. See http://www.nxp.com/documents/data_sheet/PCA9554_9554A.pdf |
Component | PCA9554.PEupd |
Dependencies | SW I2C, HW I2C |
Starting January 1st 2013, the latest and greatest versions of components and examples are hosted on GitHub.
License : Open Source (LGPL)
Copyright : (c) Copyright Erich Styger, 2011, all rights reserved.
This an open source software implementing a driver for the
NXP Semiconductor PCA955(A) (I2C I/O expander) using Processor Expert.
This is a free software and is opened for education, research and commercial developments under license policy of following terms:
* This is a free software and there is NO WARRANTY.
* No restriction on use. You can use, modify and redistribute it for personal, non-profit or commercial product UNDER YOUR RESPONSIBILITY.
* Redistributions of source code must retain the above copyright notice.
Date | Version | Description |
03-Jan-2012 | 1.002 | Initialization sets input/output register now to power-on-reset default values (input). |
25-Oct-2011 | 1.001 | Initial release. |