ESP

ESP8266

• http://l0l.org.uk/2014/12/esp8266-modules-hardware-guide-gotta-catch-em-all/
• http://www.esp8266.com/wiki/doku.php?id=esp8266_gpio_pin_allocations

Early boot

$ miniterm.py /dev/ttyUSB0 74880

Program

$ miniterm.py /dev/ttyUSB0 115200

sometimes

$ miniterm.py /dev/ttyUSB0 9600

Flashing custom build nodemcu

./esptool.py -b 921600 write_flash -fm dio 0x00000 bin/0x00000.bin  0x10000 bin/0x10000.bin


NodeMCU build

customization

app/include/user_config.h
app/include/user_modules.h
app/include/user_version.h

triac_reg_pinout

0: GPIO16
1: GPIO5 230 sense
2: GPIO4 triac out
3: GPIO0 (Special: Bootloader when low)
4: GPIO2
5: GPIO14 debug led
6: GPIO12 ws2812 4x4 array
7: GPIO13
8: GPIO15
RX: GPIO3
TX: GPIO1
A0:

toggle(dir_pin)

slider_pinout

0: GPIO16
1: GPIO5 enable
2: GPIO4 direction
3: GPIO0 (Special: Bootloader when low)
4: GPIO2 debug led
5: GPIO14 step
6: GPIO12 ws2812 4x4 array
7: GPIO13
8: GPIO15
RX: GPIO3
TX: GPIO1
A0: