---
product_id: 271394611
title: "CH341A USB Serial Port Parallel Port Converter Module USB to UART IIC SPI TTL ISP EPP MEM Parallel Converter Module"
brand: "noyito"
price: "110 zł"
currency: PLN
in_stock: true
url: https://www.desertcart.pl/products/271394611-ch341a-usb-serial-port-parallel-port-converter-module-usb-to
store_origin: PL
region: Poland
---

# Data acquisition USB connectivity Versatile interfaces CH341A USB Serial Port Parallel Port Converter Module USB to UART IIC SPI TTL ISP EPP MEM Parallel Converter Module

**Brand:** noyito
**Price:** 110 zł
**Availability:** ✅ In Stock

## Summary

> 🔧 Unlock Your Device's Potential!

## Quick Answers

- **What is this?** CH341A USB Serial Port Parallel Port Converter Module USB to UART IIC SPI TTL ISP EPP MEM Parallel Converter Module by noyito
- **How much does it cost?** 110 zł with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.pl](https://www.desertcart.pl/products/271394611-ch341a-usb-serial-port-parallel-port-converter-module-usb-to)

## Best For

- noyito enthusiasts

## Why This Product

- Trusted noyito brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Versatile Chipset:** Equipped with the powerful CH341A chip for seamless data transfer.
- • **User-Friendly Setup:** Includes a comprehensive manual for quick installation and operation.
- • **Multi-Protocol Support:** Compatible with UART, I2C, SPI, and more for all your programming needs.
- • **Expand Your Connectivity:** Transform your USB into multiple serial and parallel ports effortlessly.
- • **Perfect for Professionals:** Ideal for engineers and developers looking to enhance their projects.

## Overview

The NOYITO CH341A USB Serial Port Parallel Port Converter Module is a multifunctional device that allows users to connect various serial and parallel interfaces through USB. It supports a wide range of protocols, making it an essential tool for programming, debugging, and data acquisition in professional settings.

## Description

NOYITO CH341A USB Serial Port Parallel Port Converter Module USB to UART IIC SPI TTL ISP EPP MEM Parallel Converter Module

## Features

- The NOYITO CH341A conversion module is equipped with a CH341A chip, which is a USB bus transfer chip that provides asynchronous serial ports, print ports, parallel ports, and commonly used 2-wire and 4-wire synchronous serial interfaces through the USB bus.
- This module can be used for serial port expansion, I2C interface EEPROM and SPI interface FLASH, as well as STC microcontroller programming, program debugging, data acquisition and other aspects.
- Support parallel port: Support USB to printer parallel port and EPP or MEM parallel port.
- Support serial port: support USB to UART, I2C, SPI interface.（The second picture on the left is the setting operation diagram）
- NOYITO CH341A USB Serial Port Parallel Port Converter Module user manual driver document https://1drv.ms/u/s!AlzQUCOyZQhKgQKtjRiEux4ubqPW?e=bdeqfR

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Brand | NOYITO |
| Series | CH341A USB to UART IIC SPI TTL ISP EPP MEM Parallel Converter |
| Item model number | CH341A |
| Operating System | Windows 10 |
| Item Weight | 0.422 ounces |
| Product Dimensions | 1.77 x 1.06 x 0.2 inches |
| Item Dimensions  LxWxH | 1.77 x 1.06 x 0.2 inches |
| Color | Blue |
| Manufacturer | NOYITO |
| ASIN | B082KQ75QM |
| Date First Available | December 10, 2019 |

## Product Details

- **Brand:** NOYITO
- **Hardware interface:** Internal Solutions Port, USB
- **Style:** USB to UART IIC SPI TTL ISP EPP MEM Parallel Converter
- **Item weight:** 0.01 Kilograms
- **Compatible devices:** Printers

## Images

![CH341A USB Serial Port Parallel Port Converter Module USB to UART IIC SPI TTL ISP EPP MEM Parallel Converter Module - Image 1](https://m.media-amazon.com/images/I/81BnU8viO2L.jpg)

## Questions & Answers

**Q: Where is the data sheet?
does this look like a serial port on a pc?
what is the data rate?  2m???  2mbit or 2mbyte?**
A: It is a USB bus transfer chip that provides asynchronous serial ports, print ports, parallel ports, and commonly used 2-wire and 4-wire synchronous serial interfaces through the USB bus.
USB->I2C Master has multiple speeds adjustable, 20K 100K 400K 750K.
USB->SPI Master 2M rate, not adjustable.
USB->UART supports communication baud rate 50bps～2Mbps, configurable unconventional baud rate.
USB->EPP/MEM parallel port.
NOYITO CH341A USB Serial Port Parallel Port Converter Module Schematic Diagram Driver User Manual Download Link: 
https://www.amazon.com/clouddrive/share/XhtBVCNbmbhkY01cdGhHfdnUOEKg1JoWjksXJObXCco

**Q: Is there a SDK for developing using this adapter?**
A: Update driver and user manual:
https://www.amazon.com/clouddrive/share/sQfVN7KqiiOCHnI8wJCrY4coZdF5Pi6wBgNSs9TxGiR

**Q: Could this module be used to convert parallel output indented for an old lpt printer to usb/printer type connection  (as a modern printer uses)  ??**
A: This module can realize USB to UART IIC SPI TTL ISP EPP/MEM parallel port
It seems that old lpt printer to usb/printer type connection is not supported.

**Q: Please send the sw link of i2c/spi driver for windows 10, a "device not recognized" is shown while inserting?**
A: Update driver and user manual:
https://www.amazon.com/clouddrive/share/sQfVN7KqiiOCHnI8wJCrY4coZdF5Pi6wBgNSs9TxGiR

## Frequently Bought Together

- NOYITO CH341A USB Serial Port Parallel Port Converter Module USB to UART IIC SPI TTL ISP EPP MEM Parallel Converter Module
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*Product available on Desertcart Poland*
*Store origin: PL*
*Last updated: 2026-03-19*