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WAVESHARE

Waveshare CP2102 USB UART Board (Micro-USB)

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USB Interface Module for everyday users

The Waveshare CP2102 USB UART Board (Micro-USB) by WAVESHARE is a value-for-money usb interface module designed for everyday users. It features Model No. / Name: Board and Operating Voltage (V): 3.3 to 5.

₹919
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Total: ₹919
Buying tip: A well-rounded choice at a fair price. Recommended for most buyers.
Estimated delivery: 17 Aug31 Aug
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Quick Specs

Model No. / Name: Board
Operating Voltage (V): 3.3 to 5
UART Baud Rate: 300 bps to 1 Mbits
Length (mm): 44
Width (mm): 20.5
Weight (g): 14

Ideal For

Electronics projectsArduino / Raspberry Pi buildsPrototyping
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SKU: robu-968457Category: USB Interface Module

About This Product

The Waveshare CP2102 USB UART Board (Micro-USB) by WAVESHARE is a value-for-money usb interface module designed for everyday users. It delivers reliable performance at an accessible price.

Key Specifications

  • Model No. / Name: Board
  • Operating Voltage (V): 3.3 to 5 — works with standard household power
  • UART Baud Rate: 300 bps to 1 Mbits
  • Length (mm): 44
  • Width (mm): 20.5
  • Weight (g): 14
  • Shipping Weight: 0.02 kg
  • Shipping Dimensions: 5 × 2 × 1 cm

Why Buy from Pricio?

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

The CP2102 USB UART Board (micro) is an accessory board that features the single-chip USB to UART bridge CP2102 onboard. It features Single-Chip USB to UART Data Transfer with no external resistors required, no external crystal required and an on-chip power-on reset circuit and voltage regulator. The USB suspend states supported via SUSPEND pins and UART has all handshaking and modem interface signals. This is a great little tool for embedded systems that require a serial connection to a computer. The board can simply attach to a USB bus and will appear as a standard COM port. Waveshare CP2102 USB UART Board (micro) Pin connections of FT232 USB UART Board:
  1. VCCIO ↔ 3.3V or 5V output (the module is powered from USB, the onboard jumper should be shorted to 3.3V or 5V)
  2. GND ↔ GND
  3. TXD ↔ MCU.RX (signal direction: MCU.RX << FT232 << PC.TX)
  4. RXD ↔ MCU.TX (signal direction: MCU.TX >> FT232 >> PC.RX)
  5. RTS ↔ MCU.CTS (signal direction: MCU.CTS << FT232 << PC.RTS)
  6. CTS ↔ MCU.RTS (signal direction: MCU.RTS >> FT232 >> PC.CTS)
This breakout also allows you to connect the TX/RX pins of your favorite microcontroller or serial application to the RX/TX pins of the breakout, creating a simple serial cable replacement.

Features:

  1. Single-Chip USB to UART Data Transfer.
  2. Integrated 1024-Byte EEPROM.
  3. USB Specification 2.0 compliant; full-speed (12 Mbps).
  4. USB suspend states supported via SUSPEND pins.
  5. All handshaking and modem interface signals.
  6. 576 Byte receive buffer; 640 bytes transmit buffer.
  7. Hardware or X-On/X-Off handshaking supported.
  8. Virtual COM Port Device Drivers.
  9. USBXpress Direct Driver Support.
  10. Other pins are accessible on drilled holes, easily connected to the user application system (separate pin headers are provided)

Package Includes:

1 x CP2102 USB UART Board (micro)

2 x 4-pin male pinheader & 4-pin female pin header

1 x 6-pin custom connector jumper wire

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.