This note applies to SL series modules with repeater function such as E90-DTU(400SL33), E90-DTU(230SL37), E90-DTU(400SL37). 2 Function description Relay networking, that is, the relay node plays the role of relay in the wireless network, which can relay and amplify the signal, SOC module thereby extending the coverage of the wireless network. 3 Application introduction Taking the E22 series as an … Continua a leggere→