ESP8266 requires very specific use of CR/LF symbols, seems like it's even waiting for different sequences after different commands. Test it out via terminal emulator, log exact sequences that work, and work from there. That, if it's not really a power supply too weak. On Tue, May 19, 2015 at 12:05 PM, Wouter van Ooijen wrote: > Thomas Sefranek schreef op 18-May-15 om 11:42 PM: >> (Initializing the WiFi) >> AT >> OK >> >> AT+RST >> OK >> >> AT+CWMODE=3D3 >> OK >> >> AT+RST >> OK >> >> AT+CWJAP? >> No AP >> >> (now the problem...) >> AT+CWLAP >> ets Jan 8 2013,rst cause:4,boot mode:(3,7). >> >> (It gives this message if I request a router connection.) >> >> > > Power supply to feeble? When the real WiFi work starts, the module will > start to draw significant current. > > I had the same problem with a RaPi and a (supposedly) 1A supply. > > Wouter van Ooijen > -- > http://www.piclist.com/techref/piclist PIC/SX FAQ & list archive > View/change your membership options at > http://mailman.mit.edu/mailman/listinfo/piclist --=20 KPL --=20 http://www.piclist.com/techref/piclist PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist .