libmodbus for Arduino (almost!)

April 14, 2011

The libmodbus project is a real success on many platforms and to conquer the world, I’ve written a version dedicated to Arduino devices. My goals are: to talk with a standard Arduino UNO or Duemilanove via the integrated USB serial line (8N1) to have the lowest footprint (binary sketch size and SRAM) to be robust OK, you’re right, other projects exist already: Master/slave by jpmzometa and others is great but the reading in loop doesn’t handle serial latency and the code contains too many arrays IMHO ModbusMaster is a master and I want a slave. ... Read more …

Tags: libmodbus arduino