Reading time: 4 minute Among the main topics presented in this issue, we list: Board for experiments with AT89C2051, AT90S1200, AT90S2313; AVR microcontrollers (XIII) - Serial communication on the UART port of uC AT90S2313; Thermal radiators - Physical sizing; Semi-duplex intercom system, two-wire .; UTP / STP cable and telephone tester; Aquarium controller with uC PIC16F84; LED light sets;
