ESP8266

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The ESP8266 is a popular chip with integrated wifi, uart, gpgio, i2c, spi. Several boards are available to make it easy whip up and create powerful circuits and Internet-of-Things modules.

Details

  • Purchased: 21. February 2015
  • Original firmware version: 0018000902-AI03

Flash firmware

Wire up the ESP8266 as shown in the table below. Two things to note is that CH_PD is connected to 3V3 to enable the chip and GPIO0 is connected to GND to set the chip flashing/upgrade-mode on power up.

FTDI adapter ESP8266 connector
3V3 56 cm
GND GND
TXO RX
RXI TX
- GPIO0 -> GND
- CH_PD -> 3V3

Lua