LPC1114LV Uart low or 0 signal not GND!

Discussion created by lpcware Employee on Jun 15, 2016
Latest reply on Jun 15, 2016 by lpcware
Content originally posted in LPCWare by johnnyfp on Sun Oct 19 22:05:57 MST 2014

I'm trying to program a LPC1114LV using the ISP and UART interface and finding that when the UART communicates it's LOW or zeros are infact around 0.6mV.  Is this normal?

It's causing all sorts of headaches with various serial connectors that seem to think anything above 0.3mv is a 1.