This device is designed to help define the way DiSEqC-switches to the working protocols 1.0 and 1.1 and the number of entrances to 4 – x. It feeds the unit from the source of constant tension 12 V. For... Electronics Projects, DiSEqC Tester Circuit with Atmel ATtiny13 "avr project, microcontroller projects, " Date 2019/08/01