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

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By Eddiie
zikolach wrote:I have module similar to esp-05 (+ extra RST pin).

I was curious and made stupid mistake - entered AT+CIUPDATE command. Do NOT do it!!!

I tried this and got the same problem!!!!!!!!
I tried different speeds - 300, 600, 1200, 2400, 4800, 9600, 19200, 38400,115200,230400, some higher all spit out garbage!!
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By RichardS
#6741 I am entering the chat late, but that was my issue when I have 3.3V vs 5V level issues.