USART_TX_shift_register_empty

Description

check if USART transmiter shift register is empty

Definition

byte USART_TX_shift_register_empty()

Library

LIB/usart_lib.bas

Usage

On entry:

There are no parameters

On exit:

Return true if the USART transmit shift register is empty (the USART has finished sending the previous data byte and is currently idle), false otherwise