On Tue, 12 Jul 2005, Marcel Duchamp wrote: > PIC16F88 USART TXIF NOT READY IMMEDIATELY AFTER WRITING TXREG Have you checked the errata? I think some PICs had a problem with TXIF not being valid in the cycle immediately following a write to TXREG. -- John W. Temples, III -- http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist