Search found 2 matches

by almoritz
Tue Sep 20, 2022 2:54 pm
Forum: Hardware
Topic: ESP32-WROOM-32U Wifi Issues when booting
Replies: 2
Views: 1341

Re: ESP32-WROOM-32U Wifi Issues when booting

Hi, with I2C connected to IO14&15 I get a connection loop: WIFI_EVENT_STA_DISCONNECTED Disconnected from wifi accesspoint AL Reconnecting to wifi access point AL WIFI_EVENT_STA_DISCONNECTED wifi:new<11,0>, old:<11,0>, ap:,255,255>, sta:<11,0>,prof:1 wifi:state: init -> auth (b0) wifi:state: auth -> ...
by almoritz
Fri Sep 16, 2022 7:53 pm
Forum: Hardware
Topic: ESP32-WROOM-32U Wifi Issues when booting
Replies: 2
Views: 1341

ESP32-WROOM-32U Wifi Issues when booting

Hi, I have a board which uses the wroom-32u. It controls several transistors and reads some inputs. On IO14 and IO15 there is I2C bus attached. When I power up the board with IO14 or IO15 connected to the I2C bus, WiFi cannot connect. When I power up the board with IO14 and IO15 removed while bootin...