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Adafruit QT Py CH32V203 Dev Board with STEMMA QT

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Advance Development Boards for everyday users

The Adafruit QT Py CH32V203 Dev Board with STEMMA QT by Adafruit is a value-for-money advance development boards designed for everyday users. It features Item Type: CH32V203 and Architecture: 32-bit RISC-V.

₹1,199
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Total: ₹1,199
Buying tip: A well-rounded choice at a fair price. Recommended for most buyers.
Estimated delivery: 24 Aug7 Sept
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Quick Specs

Item Type: CH32V203
Architecture: 32-bit RISC-V
Core: Up to 144 MHz
SRAM: 10 KB
Flash Memory: 32 KB single-cycle Flash (faster access) 224 KB external XIP Flash (for program or data storage, slower than the internal Flash)
USB: USB Type-C connector

Ideal For

Everyday convenience
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SKU: robu-2214311Category: Advance Development Boards

About This Product

The Adafruit QT Py CH32V203 Dev Board with STEMMA QT by Adafruit is a value-for-money advance development boards designed for everyday users. It delivers reliable performance at an accessible price.

Key Specifications

  • Item Type: CH32V203
  • Architecture: 32-bit RISC-V
  • Core: Up to 144 MHz — smooth, flicker-free operation
  • SRAM: 10 KB
  • Flash Memory: 32 KB single-cycle Flash (faster access) 224 KB external XIP Flash (for program or data storage, slower than the internal Flash) — effortless multitasking
  • USB: USB Type-C connector — compatible with modern devices
  • Operating Voltage: 3.3V — works with standard household power
  • Power Source: USB Type-C

Why Buy from Elecvora?

Elecvora sources this product directly, cutting out multiple middlemen. Every order includes free shipping, a 15-day return policy, and secure payment via Razorpay.

The Adafruit QT Py CH32V203 Dev Board is a compact and versatile development board that features the CH32V203 microcontroller. This microcontroller is based on the RISC-V architecture, which is an open standard for CPU designs.

Features:

  1. Based on the RISC-V architecture.
  2. 32-bit CPU running at up to 72 MHz.
  3. Rich set of peripherals including GPIOs, timers, UART, SPI, I2C, and more.
  4. 10KB SRAM, 32KB single-cycle Flash as well as an additional 'external XIP' 224KB of Flash that can be used for program or data storage but is not as fast as the 32KB.

Package Includes:

1 x Adafruit QT Py CH32V203 Dev Board with STEMMA QT

Setup Guide

1
Identify the pins
Locate VCC (power), GND (ground), and data pins (SDA/SCL for I2C, MOSI/MISO for SPI, or TX/RX for UART). Refer to the pinout diagram on the product page.
2
Wire to your microcontroller
Connect VCC to 3.3V or 5V (check the module spec), GND to GND, and data pins to the appropriate GPIO pins on your Arduino or Raspberry Pi.
3
Install libraries
In Arduino IDE, go to Sketch → Include Library → Manage Libraries and search for the sensor library. Install the recommended version.
4
Upload example sketch
Open File → Examples → [library name] → Basic Example. Upload to your board and open Serial Monitor to view output.
5
Calibrate if needed
Some sensors (temperature, humidity, distance) may need a short warm-up period or calibration. Run the calibration sketch if provided.