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ESPTool
This tool is used to install firmware onto ESP-XX modules.
Install
git clone https://github.com/themadinventor/esptool cd esptool python setup.py install
Wiring
3V3 UART ESP-XX ESP-01
======== ====== ======
3V3 ---------- VDD 8 21
3V3 -- 10K --- CHIP_EN 4 43
GND ---------- GND 1 65
87
RX -- 390R -- U0TXD 2
TX -- 390R -- U0RXD 7
RTS -- 390R -- EXT_RSTB 6
DTR -- 390R -- GPIO0 5
Use resistors for protection against mis-wiring.
Example usage
esptool.py -p /dev/ttyUSB0 read_mac Connecting... MAC: 18:fe:34:XX:XX:XX
