Track Bitcoin prices automatically with an ESP32 and an OLED display using MicroPython or Arduino.
/u/BesBesCat writes:
```
JSONVar getBTC() {
String serverPath = "http://api.coindesk.com/v1/bpi/currentprice.json";
jsonBuffer = httpGETRequest(serverPath.c_str());
JSONVar myObject = JSON.parse(jsonBuffer);
return myObject;
}
// Use Coindesk's API instead.
```
/u/BesBesCat writes:
```
JSONVar getBTC() {
String serverPath = "http://api.coindesk.com/v1/bpi/currentprice.json";
jsonBuffer = httpGETRequest(serverPath.c_str());
JSONVar myObject = JSON.parse(jsonBuffer);
return myObject;
}
// Use Coindesk's API instead.
```
The Arduino Alvik is a boxy, cute, and accessible robotics platform that comes with a MicroPython curriculum, perfect for nurturing a love of robotics in a new generation.
Arduino Alvik: A Cross-Discipline Tool for Robotics and Programming
* Easy programming: The Alvik is powered by the versatile Nano ESP32, which streamlines the learning curve in robotics with its comprehensive programming suite that includes MicroPython and Arduino language.
* Robotic potential: The Alvik comes with multiple integrated sensors, including a Time of Flight, RGB color and line-following array, 6-axis gyroscope and accelerometer, and touchable buttons. This allows users to tackle a range of innovative, real-world projects.
* Design flexibility: The Alvik features LEGO Technic connectors, allowing users to personalize the robot and expand its capabilities. It also has M3 screw connectors for custom 3D or laser-cutter designs.
* Connectivity: The Alvik has Wi-Fi and Bluetooth LE connectivity, making it easy to connect to other devices.
* Easy programming: The Alvik is powered by the versatile Nano ESP32, which streamlines the learning curve in robotics with its comprehensive programming suite that includes MicroPython and Arduino language.
* Robotic potential: The Alvik comes with multiple integrated sensors, including a Time of Flight, RGB color and line-following array, 6-axis gyroscope and accelerometer, and touchable buttons. This allows users to tackle a range of innovative, real-world projects.
* Design flexibility: The Alvik features LEGO Technic connectors, allowing users to personalize the robot and expand its capabilities. It also has M3 screw connectors for custom 3D or laser-cutter designs.
* Connectivity: The Alvik has Wi-Fi and Bluetooth LE connectivity, making it easy to connect to other devices.
This article provides a guide on how to use the ESP32C3's onboard EEPROM. It includes general ways to use the EEPROM, and specific examples using Arduino IDE and MicroPython.
The latest MicroPython release empowers Arduino users with new possibilities. MicroPython 1.23.0 adds OpenAMP, allowing Arduino GIGA R1 WiFi, Portenta H7, and Nicla Vision to run different code bases on each core.
MicroPython, a Python interpreter for microcontrollers, has released version 1.23 with several improvements. Notably, it now supports creating custom USB devices on multiple levels and has received improvements for OpenAMP, an inter-core communication protocol.
The Seeed Studio XIAO ESP32C6 is a cost-effective MCU based on Espressif’s ESP32-C6. This compact MCU excels in Matter-compliant smart home applications with its support for various wireless connectivity (2.4GHz Wi-Fi 6, BLE 5.0, Zigbee, and Thread).
Learn how to get started with Seeed Studio XIAO ESP32C6 development board. This page covers hardware and software preparation, running the first Blink program, battery usage, and deep sleep mode.
