Use this forum to chat about hardware specific topics for the ESP8266 (peripherals, memory, clocks, JTAG, programming)

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By hansaya
#8676 Esp should respond to you at 115200 and FYI your serial interface card should output 3.3v or less. If start to transmit data at 5v, chip won't talk to you properly. Try different types of firmwares tooo. If firmware does not include the AT command package it wont respond to you. Find something propriet. :idea: