Chris, Can you read the RX bit ? Yes ! Robin Abbott - robin.abbott@fored.co.uk ************************************************************************** * * NEW from FED - WIZPIC - visual PIC development * - see web site for more details ! * * Forest Electronic Developments * http://www.fored.co.uk * ************************************************************************** ----- Original Message ----- From: chris tolley <106667.2436@COMPUSERVE.COM> To: Sent: 28 November 1999 10:06 Subject: pic uart > a brief question > if the uart on a pic is enabled can the rxd pin be read as normal with a > bit test ? > as i need to measure some start timings before the data begins > its dmx512 lighting control protocol > i'm currently using c74 & f877 any help appreciated > many thanks chris