nodemcu + el capitan

To flash

git clone https://github.com/themadinventor/esptool.git 
cd esptool
sudo python ./setup.py install
  • upgrade firmware
$ python ./esptool.py --port=/dev/cu.wchusbserial620  write_flash  -fm=dio -fs=32m 0x00000 /tmp/nodemcu_integer_0.9.6-dev_20150704.bin

Connecting...
Erasing flash...
Took 3.92s to erase flash block
Wrote 450560 bytes at 0x00000000 in 54.1 seconds (66.6 kbit/s)...

Leaving...

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