Developer’s board specially made for use with the PRO midi 1284 prototyping board. It has housing for PRO midi 1284P and various connectors to connect to or accommodate various electronic devices (including in the form of breakout boards, sensors, and OLED displays) that enable the development of applications capable of exploiting the resources of Atmega 1284P, such as analogue ports, digital ports, serial ports, I2C Bus, SPI Bus, etc.