The AVR Modbus RTU is a Serial modbus RTU which has 16 digital inputs and 16 digital outputs. It is based on the free-modbus project. The RTU uses the ATMEGA 128 microcontroller . The source code , the schematics and the hardware production files are available for free. This project was designed for my MSc graduation paper in 2010 @ the Technical Univercity of Sofia / Bulgaria

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Serial Modbus RTU AVR Modbus Serial RTU Screenshot 2 AVR Modbus Serial RTU Screenshot 3

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  • yaccard Posted 2015-11-29
    Hello I have a ATmega168 and a quartz 20 MHz, but I do not know what is the name of .hex file I have to download my CPU to test the program. Thanks for your help. Yves
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2013-05-07
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