TECNOIOT 5pcs Cp2102 USB 2.0 to UART TTL 5pin Module Serial Converter + Cable

Brand: TECNOIOT Sold By: Elim-EM
Out of Stock
Ships from Germany Arrives in 10-15 business days

Free Standard Shipping on orders over 89

30-day returns in original condition. Food, medicine & supplements are non-returnable.
Delivery:
10
August2026
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17
August2026
TECNOIOT 5pcs Cp2102 USB 2.0 to UART TTL 5pin Module Serial Converter + Cable

TECNOIOT 5pcs Cp2102 USB 2.0 to UART TTL 5pin M...

$54.74

Product Details
  • 【CP2102TTL】The main chip CP2102, generate a virtual serial port after installing the driver.The USB to serial port can be used STC-ISPV3.94 above download old versions STC microcontroller that STC89C (LE) and STC12C (LE) Series.
  • 【Compatible】USB to take power , leads to the interface includes 3.3V(<40mA),5V, GND, TX, RX, the signal pin level is 3.3V, positive logic.Onboard status indicator lights transceiver , install the correct drivers status indicator lit, when the communication transceiver indicator flashes , the higher the intensity , the lower the baud rate.
  • 【Easy operation】Download STC microcontroller steps:TXD connected microcontroller RXD, RXD connected MCU TXD, GND connected to GND, 5V connected to VCC, points to download the software , and then provide the above said four feet into the microcontroller.
  • 【Compatible】support for the operating system : windows vista / xp / server 2003/200, Mac OS-X/OS-9, Linux
  • 【Note】 The MCU must have basic working conditions, including power, reset and clock ! While MCU TXD, RXD not followed by other peripheral devices, including the MAX232 and do not pick , otherwise it will lead to Download failed ! ! In the meantime , please do not disconnect the module from the computer !

  • Manufacturer: TECNOIOT
  • Model Number: A439-CP2102TTL-83-5PCS
  • Part Number: A439-CP2102TTL-83-5PCS

5pcs CP2102 USB 2.0 to UART TTL 5PIN Connector Module Serial Converter + Cables

1, the main chip CP2102, generate a virtual serial port after installing the driver
2, USB to take power , leads to the interface includes 3.3V(\u003c40mA),5V, GND, TX, RX, the signal pin level is 3.3V, positive logic
3 , onboard status indicator lights transceiver , install the correct drivers status indicator lit, when the communication transceiver indicator flashes , the higher the intensity , the lower the baud rate
4, support from 300bps ~ 1Mbps baud rate between
5, the communication format support: 1 ) 5,6,7,8 data bits ; 2 ) support 1.5, 2 stop bits ; 3) odd, even, mark, space, none parity
6 , support for the operating system : windows vista / xp / server 2003/200, Mac OS-X/OS-9, Linux
7, USB head for the male , can be directly connected to the computer USB port
8 , SMT chip components for the production process , quality and stability
Level logic :
TTL level : typically binary data representation , provides +5 V equivalent to the logic \"1\", 0V is equivalent to logic \"0\" , is called a TTL signal system is the positive logic
RS232 level : the -12V to -3V, equivalent to logic \"0\", +3 V to +12 V logic level is equivalent to logic \"1\" , the negative logic
Tips ( very important ) :
TXD: the sender , usually expressed as its sender , the normal communication must be connected to another device RXD.
RXD: the receive side, generally expressed as the receiving end of their normal communication to another device connected to TXD.

Packet Contains:
5pcs x CP2102 USB 2.0 to UART TTL Adapter
Dupont Cables

Shipping Overview: 

• Shipping: Standard Domestic Shipping within the United States charges first item USD 6.99 and additional item USD 3.0 each. Standard International Shipping from United Kingdom, Germany, Italian and Japan to the United States charges first item USD 11.99 and additional item USD 4.0 each.

• Import Duty: Everymarket collects applicable duties and taxes on goods imported into the U.S. at checkout, it's calculated based on the goods value multiply by the rate. For United Kingdom and China goods is 10%, Germany, Italian and Japan goods is 15%. We are committed to making your U.S. shopping experience simple and transparent. The method of delivery—either Delivered Duty Paid (DDP) or Delivered Duty Unpaid (DDU)—depends on whether duties and taxes are collected at the time of your purchase.

• Order Processing: Please allow 1-2 business days for order processing and preparation before shipment. 

• Domestic Shipping: Orders within the U.S. are shipped via USPS or FedEx, depending on the origin of the product. Average transit times to the United States is 3 - 7 Business days and average transit times to International is 7 - 14 Business days 

• International Shipping: Currently, we only ship within the USA. 

• Tracking Information: Every order is trackable. You will receive a tracking number once your order has been shipped. Products may be shipped from various global fulfillment centers.

Shipping Delays: 

Please note that shipping times may vary due to factors beyond our control, such as weather conditions, natural disasters, or peak holiday periods. While we strive to ensure timely delivery, the exact arrival time cannot be guaranteed and is managed by the shipping carrier.

Shipping Options:

  • Standard Delivery: Most orders are shipped within 3-7 business days. Larger items may utilize LTL shipping for safe handling.

  • Handling Time: We handle shipments on business days (Monday - Friday), with a preparation time of 1-2 days.

  • Additional Charges: Some items require additional shipping charges due to their size, weight, or special handling. These charges are specified on the product pages and are not eligible for shipping discounts.

  • Exclusions: Gift cards, packaging, taxes, and prior purchases do not count toward the minimum purchase requirement for free shipping. This offer is valid only for shipments to U.S. addresses, including Puerto Rico.

Delivery Details:

  • Estimates: Standard shipping within the US typically takes 3-7 business days. These are estimates and not guarantees.

  • Shipping Restrictions: We ship to all 50 states, Washington, DC, U.S. territories, and APO/FPO/DPO addresses. Shipping options vary based on the delivery address.

  • Remote Areas: Shipments to remote areas may incur additional charges or require pickup from a nearby shipping partner’s location.

Shipping Confirmation:

You will receive a shipping confirmation email with a tracking number as soon as your order is dispatched. If you do not receive this email immediately, please be assured that your items will arrive within the estimated delivery window provided at checkout.

Order Modifications:

If you need to cancel or modify your order, please contact our customer support immediately.

Issues with Delivery:

If your order shows as delivered but you have not received it, please contact the shipping carrier directly to resolve the issue. For persistent problems, contact our customer service at cs@everymarket.com.

Customer Support:

Our team is available 24/7 to assist you with any questions or concerns regarding your order. We are committed to ensuring a smooth shopping experience.

Return & Refund Policy Overview

Please review our return and refund policies below to ensure a smooth transaction process.

Return Policy

  • Duration: You have 30 days from receiving your item to initiate a return.

  • Condition: Items must be unworn, unwashed, with original tags and packaging intact.

  • Shipping Costs:
    - If your return is approved due to a defective, damaged, or incorrect item, we will provide a prepaid return shipping label at no cost.

    - If the item has no quality issues and matches the product listing and description, please contact our Customer Service team before returning it. Once your return is authorized, you must return the item according to the provided instructions. In this case, the return shipping cost is the customer's responsibility.

    - We are not responsible for return shipping costs for items returned without prior authorization.

  • Packaging: Ensure returned items are well-packaged to avoid damage during transit.

  • Tracking: Use a trackable and insured shipping method as we are not liable for items lost or damaged on return.

  • Initiating a Return: Contact us at cs@everymarket.com to start your return. We will provide a return shipping label and instructions upon approval. Returns without prior approval will not be accepted.

How to Return

  • Method: Returns must be sent back by mail to the address provided in the return instructions.

Return Label

  • Please contact us to get return labels.

Product Conditions for Return

  • Eligible Products: Returns are only accepted for items in new condition.

Nonreturnable Items

Certain items are not eligible for return:

  • Electronic devices after 30 days (e.g., computers, laptops, Kindles)

  • Gift cards, prepaid game cards

  • Perishable goods, live insects, some jewelry, some health and personal care items

  • Customized or personalized products

  • Items with special shipping restrictions

Refund Policy

  • Window: Eligible products may be returned within 30 days of delivery for a refund.

  • Refund Method: Refunds are processed to the original payment method or as store credit for items purchased with gift cards.

  • Processing Time: Refunds are processed within 3-5 business days after we receive the return; please allow additional time for shipping and bank processing.

Claims

Inspect your order upon arrival and report any defects, damages, or incorrect items immediately to allow us to address the issue. For claims, contact our support team with details of the issue.

Exchange Policy

For the quickest service, return your original item and place a new order for the desired product once your return is accepted.

Return Address

EveryMarket Customer Service 2101 E Terra Ln, O'Fallon, MO 63366

Customer Support

Available 24/7 for any questions or assistance needed:

  • Phone: +1 (800) 660-3783

  • Email: cs@everymarket.com

 

  • 【CP2102TTL】The main chip CP2102, generate a virtual serial port after installing the driver.The USB to serial port can be used STC-ISPV3.94 above download old versions STC microcontroller that STC89C (LE) and STC12C (LE) Series.
  • 【Compatible】USB to take power , leads to the interface includes 3.3V(<40mA),5V, GND, TX, RX, the signal pin level is 3.3V, positive logic.Onboard status indicator lights transceiver , install the correct drivers status indicator lit, when the communication transceiver indicator flashes , the higher the intensity , the lower the baud rate.
  • 【Easy operation】Download STC microcontroller steps:TXD connected microcontroller RXD, RXD connected MCU TXD, GND connected to GND, 5V connected to VCC, points to download the software , and then provide the above said four feet into the microcontroller.
  • 【Compatible】support for the operating system : windows vista / xp / server 2003/200, Mac OS-X/OS-9, Linux
  • 【Note】 The MCU must have basic working conditions, including power, reset and clock ! While MCU TXD, RXD not followed by other peripheral devices, including the MAX232 and do not pick , otherwise it will lead to Download failed ! ! In the meantime , please do not disconnect the module from the computer !

  • Manufacturer: TECNOIOT
  • Model Number: A439-CP2102TTL-83-5PCS
  • Part Number: A439-CP2102TTL-83-5PCS

5pcs CP2102 USB 2.0 to UART TTL 5PIN Connector Module Serial Converter + Cables

1, the main chip CP2102, generate a virtual serial port after installing the driver
2, USB to take power , leads to the interface includes 3.3V(\u003c40mA),5V, GND, TX, RX, the signal pin level is 3.3V, positive logic
3 , onboard status indicator lights transceiver , install the correct drivers status indicator lit, when the communication transceiver indicator flashes , the higher the intensity , the lower the baud rate
4, support from 300bps ~ 1Mbps baud rate between
5, the communication format support: 1 ) 5,6,7,8 data bits ; 2 ) support 1.5, 2 stop bits ; 3) odd, even, mark, space, none parity
6 , support for the operating system : windows vista / xp / server 2003/200, Mac OS-X/OS-9, Linux
7, USB head for the male , can be directly connected to the computer USB port
8 , SMT chip components for the production process , quality and stability
Level logic :
TTL level : typically binary data representation , provides +5 V equivalent to the logic \"1\", 0V is equivalent to logic \"0\" , is called a TTL signal system is the positive logic
RS232 level : the -12V to -3V, equivalent to logic \"0\", +3 V to +12 V logic level is equivalent to logic \"1\" , the negative logic
Tips ( very important ) :
TXD: the sender , usually expressed as its sender , the normal communication must be connected to another device RXD.
RXD: the receive side, generally expressed as the receiving end of their normal communication to another device connected to TXD.

Packet Contains:
5pcs x CP2102 USB 2.0 to UART TTL Adapter
Dupont Cables

Shipping Overview: 

• Shipping: Standard Domestic Shipping within the United States charges first item USD 6.99 and additional item USD 3.0 each. Standard International Shipping from United Kingdom, Germany, Italian and Japan to the United States charges first item USD 11.99 and additional item USD 4.0 each.

• Import Duty: Everymarket collects applicable duties and taxes on goods imported into the U.S. at checkout, it's calculated based on the goods value multiply by the rate. For United Kingdom and China goods is 10%, Germany, Italian and Japan goods is 15%. We are committed to making your U.S. shopping experience simple and transparent. The method of delivery—either Delivered Duty Paid (DDP) or Delivered Duty Unpaid (DDU)—depends on whether duties and taxes are collected at the time of your purchase.

• Order Processing: Please allow 1-2 business days for order processing and preparation before shipment. 

• Domestic Shipping: Orders within the U.S. are shipped via USPS or FedEx, depending on the origin of the product. Average transit times to the United States is 3 - 7 Business days and average transit times to International is 7 - 14 Business days 

• International Shipping: Currently, we only ship within the USA. 

• Tracking Information: Every order is trackable. You will receive a tracking number once your order has been shipped. Products may be shipped from various global fulfillment centers.

Shipping Delays: 

Please note that shipping times may vary due to factors beyond our control, such as weather conditions, natural disasters, or peak holiday periods. While we strive to ensure timely delivery, the exact arrival time cannot be guaranteed and is managed by the shipping carrier.

Shipping Options:

  • Standard Delivery: Most orders are shipped within 3-7 business days. Larger items may utilize LTL shipping for safe handling.

  • Handling Time: We handle shipments on business days (Monday - Friday), with a preparation time of 1-2 days.

  • Additional Charges: Some items require additional shipping charges due to their size, weight, or special handling. These charges are specified on the product pages and are not eligible for shipping discounts.

  • Exclusions: Gift cards, packaging, taxes, and prior purchases do not count toward the minimum purchase requirement for free shipping. This offer is valid only for shipments to U.S. addresses, including Puerto Rico.

Delivery Details:

  • Estimates: Standard shipping within the US typically takes 3-7 business days. These are estimates and not guarantees.

  • Shipping Restrictions: We ship to all 50 states, Washington, DC, U.S. territories, and APO/FPO/DPO addresses. Shipping options vary based on the delivery address.

  • Remote Areas: Shipments to remote areas may incur additional charges or require pickup from a nearby shipping partner’s location.

Shipping Confirmation:

You will receive a shipping confirmation email with a tracking number as soon as your order is dispatched. If you do not receive this email immediately, please be assured that your items will arrive within the estimated delivery window provided at checkout.

Order Modifications:

If you need to cancel or modify your order, please contact our customer support immediately.

Issues with Delivery:

If your order shows as delivered but you have not received it, please contact the shipping carrier directly to resolve the issue. For persistent problems, contact our customer service at cs@everymarket.com.

Customer Support:

Our team is available 24/7 to assist you with any questions or concerns regarding your order. We are committed to ensuring a smooth shopping experience.

Return & Refund Policy Overview

Please review our return and refund policies below to ensure a smooth transaction process.

Return Policy

  • Duration: You have 30 days from receiving your item to initiate a return.

  • Condition: Items must be unworn, unwashed, with original tags and packaging intact.

  • Shipping Costs:
    - If your return is approved due to a defective, damaged, or incorrect item, we will provide a prepaid return shipping label at no cost.

    - If the item has no quality issues and matches the product listing and description, please contact our Customer Service team before returning it. Once your return is authorized, you must return the item according to the provided instructions. In this case, the return shipping cost is the customer's responsibility.

    - We are not responsible for return shipping costs for items returned without prior authorization.

  • Packaging: Ensure returned items are well-packaged to avoid damage during transit.

  • Tracking: Use a trackable and insured shipping method as we are not liable for items lost or damaged on return.

  • Initiating a Return: Contact us at cs@everymarket.com to start your return. We will provide a return shipping label and instructions upon approval. Returns without prior approval will not be accepted.

How to Return

  • Method: Returns must be sent back by mail to the address provided in the return instructions.

Return Label

  • Please contact us to get return labels.

Product Conditions for Return

  • Eligible Products: Returns are only accepted for items in new condition.

Nonreturnable Items

Certain items are not eligible for return:

  • Electronic devices after 30 days (e.g., computers, laptops, Kindles)

  • Gift cards, prepaid game cards

  • Perishable goods, live insects, some jewelry, some health and personal care items

  • Customized or personalized products

  • Items with special shipping restrictions

Refund Policy

  • Window: Eligible products may be returned within 30 days of delivery for a refund.

  • Refund Method: Refunds are processed to the original payment method or as store credit for items purchased with gift cards.

  • Processing Time: Refunds are processed within 3-5 business days after we receive the return; please allow additional time for shipping and bank processing.

Claims

Inspect your order upon arrival and report any defects, damages, or incorrect items immediately to allow us to address the issue. For claims, contact our support team with details of the issue.

Exchange Policy

For the quickest service, return your original item and place a new order for the desired product once your return is accepted.

Return Address

EveryMarket Customer Service 2101 E Terra Ln, O'Fallon, MO 63366

Customer Support

Available 24/7 for any questions or assistance needed:

  • Phone: +1 (800) 660-3783

  • Email: cs@everymarket.com

 

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