Blink your leds!
The Heltec WiFi 32 board from Heltec has an onboard LED, connected to PIN25 / GPIO25. To “blink” this led, for signaling status or just for fun set PIN 25 to LOW or HIGH.
|
1 2 3 4 5 6 7 |
from machine import Pin from time import sleep OnboardLED = Pin(25, Pin.OUT) sleep(1) OnboardLED.value(not OnboardLED.value()) sleep(1) OnboardLED.value(not OnboardLED.value()) |
This is just a
The Heltec ESP32 board has a lot of memory and processing power (see below the console from tasmota flasher). Just for the fun sake and maybe an usefull one beside experimenting, I will give a chance to micropython. The only
Heltec WiFi LoRa ESP32 – pinout diagram Follow the manufacturer site if you are looking for another version. The original PDF pinout diagram can be downloaded from WIFI_LoRa_32_V2 or download the JPG pinout diagram file in high resolution
Product Features Where to buy: https://s.click.aliexpress.com/e/_d6kgNUH ESP32 Lastest ESP32 Version: REV1 WIFI Bluetooth 8MB PSRAM 4MB Flash 3D Antenna LORA Product Description Working voltage: 1.8~3.7v Acceptable current：10~14mA Transmit current: 120mA@+20dBm
MicroPython is a great way to get the most of your ESP8266 board, and, the ESP8266 chip is a great platform for using MicroPython! This article is for accomodated users with the board, and also can be a quick guide
Sending data over LoRa with Heltec ESP32 WifiKit. Having two ESp32 boards, the first test that come in mind is to send some packets!
Programming in Arduino IDE an HELTEC ESP32 lora wifi kit (v2) is the same as any other ESP board. Install Arduino IDE and then set the board in “Boards Manager”. In the “Preferences” window of the ArduinoIDE enter
|
1 |
https://dl.espressif.com/dl/package_esp32_index.json |
into Additional
Eh, everybody might heard of the “rock scissors paper” game: it is a hand game, usually played between two people, in which each player simultaneously forms one of three shapes with an outstretched hand. These shapes are “rock” (a closed fist),
Micro:bit has an internal temparature sensor, in fact, the nRF51 application processor has an on board core temperature sensor. This is exposed via the standard runtime software, and provides an estimate of ambient temperature. It is not a highly accurate
The BBC micro:bit is a handheld, programmable micro-computer that can be used for all sorts of cool creations, from robots to musical instruments – the possibilities are endless. It can be coded from any web browser in Blocks, Javascript, Python,