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Old 04-20-2015, 11:16 AM   #38
knc1
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Posts: 17,212
Karma: 18210809
Join Date: Feb 2012
Location: Central Texas
Device: No K1, PW2, KV, KOA
Quote:
Originally Posted by mozartt22 View Post
Hello!
I have bricked PW2 and after browsing many threads im still undable to understand how do i get my UART to 1.8v.

I have this board http://www.aliexpress.com/item/G104F...997149283.html is it possible to make it work on 1.8v? if yes then how do i connect pins, i know pinout on kindle, but do i need to connect kindle(1.8v) to UART(3.3v) pin? or i have to somehow make this 3.3v pin to work on 1.8v first.

Can any one write voltage for every pin on UART? Currently i have
VCC: 3.3v
TXD: 3.3v
RXD: 1.8v

I have a friend who is common with soldering and stuff so changing anything in this board is simple for him but i need to explain him what exactly he have to do.
NO - DO NOT connect the 3v3 pin to the Kindle, not anywhere.

Using a 3v3 interface voltage is **NOT RECOMMENDED** because that is outside of the Freescale specifications of the SoC.
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