Difference between revisions of "ESP8266"
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== Flash firmware == | == Flash firmware == | ||
Wire up the ESP8266 as shown in the table below. Two things to note is that | 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. | ||
{| border="0" cellspacing="0" cellpadding="1" style="margin-left:10px" | |||
|- | |||
! width="130" align="left" | FTDI adapter | |||
! width="130" align="left" | ESP8266 connector | |||
|- | |||
| 3V3 | |||
| 56 cm | |||
|- | |||
| GND | |||
| GND | |||
|- | |||
| TXO | |||
| RX | |||
|- | |||
| RXI | |||
| TX | |||
|- | |||
| - | |||
| GPIO0 -> GND | |||
|- | |||
| - | |||
| CH_PD -> 3V3 | |||
|} | |||
=== Lua === | === Lua === | ||
Latest revision as of 21:10, 27 February 2015
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 |
