|
|
| (3 intermediate revisions by the same user not shown) |
| Line 1: |
Line 1: |
| =NodeMCU Devkit=
| | #REDIRECT [[MicroPython]] |
| [[File:Nodemcu.jpg]]
| |
| | |
| [https://docs.micropython.org/en/latest/pyboard/]
| |
| | |
| =Install=
| |
| http://docs.micropython.org/en/v1.8.2/esp8266/esp8266/tutorial/intro.html#deploying-the-firmware
| |
| | |
| http://micropython.org/download#esp8266
| |
| <syntaxhighlight lang="bash">
| |
| wget http://micropython.org/resources/firmware/esp8266-20171101-v1.9.3.bin
| |
| pip install esptool
| |
| esptool.py --port /dev/ttyUSB0 write_flash 0 esp8266-20171101-v1.9.3.bin
| |
| </syntaxhighlight>
| |
| | |
| <syntaxhighlight lang="bash">
| |
| esptool.py --port /dev/ttyUSB0 erase_flash
| |
| </syntaxhighlight>
| |
| | |
| <syntaxhighlight lang="bash">
| |
| esptool.py --port /dev/ttyUSB0 --baud 460800 write_flash --flash_size=8m 0 esp8266-20171101-v1.9.3.bin
| |
| </syntaxhighlight>
| |
| | |
| =Connect through serial=
| |
| <syntaxhighlight lang="bash">
| |
| screen /dev/ttyUSB0 115200
| |
| </syntaxhighlight>
| |
| Stäng screen: Ctrl+A, k, y
| |
| | |
| =Connect to WiFi=
| |
| http://docs.micropython.org/en/v1.8.7/esp8266/esp8266/tutorial/network_basics.html
| |
| | |
| <syntaxhighlight lang="bash">
| |
| import network
| |
| | |
| ap_if = network.WLAN(network.AP_IF)
| |
| ap_if.disconnect()
| |
| | |
| sta_if = network.WLAN(network.STA_IF)
| |
| sta_if.active(True)
| |
| | |
| sta_if.connect('SSID', 'password')
| |
| </syntaxhighlight>
| |
| | |
| <syntaxhighlight lang="bash">
| |
| sta_if.ifconfig()
| |
| </syntaxhighlight>
| |
| | |
| =HTTP GET=
| |
| <syntaxhighlight lang="bash">
| |
| import urequests
| |
| response = urequests.get("http://tim.gremalm.se/hello")
| |
| response.text
| |
| response.close()
| |
| </syntaxhighlight>
| |
| | |
| | |
| =WS2812=
| |
| http://docs.micropython.org/en/v1.8.2/esp8266/esp8266/tutorial/neopixel.html
| |
| <syntaxhighlight lang="bash">
| |
| from machine import Pin
| |
| | |
| from neopixel import NeoPixel
| |
| | |
| np = neopixel.NeoPixel(machine.Pin(2), 3)
| |
| | |
| np[0] = (255, 0, 0)
| |
| np[1] = (0, 128, 0)
| |
| np[2] = (0, 0, 64)
| |
| np.write()
| |
| </syntaxhighlight>
| |
| | |
| =GPIO=
| |
| [https://docs.micropython.org/en/latest/esp8266/esp8266/tutorial/pins.html]
| |
| <syntaxhighlight lang="bash">
| |
| from machine import Pin
| |
| button = Pin(0)
| |
| button = Pin(0, machine.Pin.IN, machine.Pin.PULL_UP)
| |
| pin.value()
| |
| </syntaxhighlight>
| |
| [https://github.com/nodemcu/nodemcu-devkit]
| |
| [[File:NodeMCUPinout.png]]
| |
| | |
| =File system on flash=
| |
| import os
| |
| os.listdir()
| |
| os.remove('filename')
| |
| </syntaxhighlight>
| |
| | |
| =Connect through websocket=
| |
| [https://micropython.org/webrepl/]
| |
| [https://learn.adafruit.com/micropython-basics-esp8266-webrepl/access-webrepl]
| |
| | |
| <syntaxhighlight lang="bash">
| |
| import webrepl_setup
| |
| </syntaxhighlight>
| |
