USB uart cable for TASOLLER





Delivery Date:


1~2 weeks

This cable is only for TASOLLER update. So free shipping.



What's function

It's for updating the firmware of touch PCB of TASOLLER. When you update V2.0 firmware of touch PCB, you will get this:

  • Feel less gap between 2 keys.
  • When the finger is suspended on the touchpad, it reduces the possibility of false triggering;
  • Sensitivity brings better balance.



Q & A


Q:    How to update the firmware of touch PCB of TASOLLER?

A:     Click here to read the guide


Q:    If windows don't install the USB UART driver, how to download the drivers?

A:     Click here to download the drivers for USB UART cable


Q:    What the order of the 4pin wire?

A:      Red (5V), White (RXD), Green (TXD), Black (GND), this is the order for the cable.


Q:    When did you buy TASOLLER, you need to upgrade the Touch firmware?

A:     Before May 28,2021, touch firmware is V1.0;  After May 28, 2021, touch firmware is V2.0.  SO, if you buy TASOLLER after May 28,2021, DON'T need this.





Physical specifications

  • USB cable length: 1.8m
  • OS: don't need driver on Windows 10

Payment method Available payment method

  • Credit card
  • PayPal
  • Western Union
  • HSBC

Sales tax 

The price of the goods and shipping fee is including the consumption tax. 


If the order is canceled by personal reasons, 10% of the total amount will be charged as handling fee. 

When using PayDollar payment method, from the payment day, the refund can be performed within 5 days, but once it is beyond 5 days, the refund can’t be performed. 

Once the tracking number is generated, the refund can’t be approved.