A discussion group for the PICMicro microcontroller. Also called the Microchip PIC, this list is dedicated to the use and abuse of this fine, simple, microcontroller. Close to topic posts are welcome, ie. general electronics.
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I do alot of robotics as a hobby and find I2C-bus is the simplest interface to alot of my electronics at the far ends. Mostly because of the two wire interface required for I2C bus is so simple and flexible in robotics design. Beings Im a FPGA designer I wanted to implement a microprocessor/slave I2c parts with a small PLD to my robotics design. The nice thing about PLD interface to my I2C parts is that it keeps the microcontroller from being overly bogged down! Now here is the deal of the century that whacked off about two weeks off my schedule designing the Altera Code for only $50.00. The great thing about the product was that unlike alot of the other I2C cores I tried the darn thing fit in an already 90% full Altera 7256 and worked great in interfacing to the slave PLD devices. This is the kind of core you can put in the smallest Xilinx or Altera family PLD and have a cheap interface from any microprocessor-microcontroller to all your I2C slave parts through simple registers. The great part is that Im a consulting engineer and I can reuse the code without repaying for license fees of the I2C core I bought, and there is no per product royalty for using it. The link to the company if you want to buy the I2C Core is: http://www.jade-ltd.com/jadett2/i2cpay.html |