An example of communication between arduino MEGA and variable frequency drive over Modbus. I've used this code as basis for one of the projects I've been involved. We've automated the 7.5kW blower for ...

Building a sensor based on Arduino Uno MCU controller board with it’s attached Arduino Ethernet shield to connect an XY-MD02 sensor to an UDP server via a dedicated UDP port. The XY-MD02 sensor is ...

The build is centered around a 512K × 8 SRAM module [PDF warning]. ... 24 thoughts on “ Upgrading RAM In An Arduino Mega ” Itay Ramot says: September 5, 2011 at 8:13 am ...

Connecting RS-485 with Arduino. RS-485 Module can be connected to any microcontroller having serial port. For using RS-485 module with microcontrollers, a module called 5V MAX485 TTL to RS485 which is ...