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USART RX interrupt - capturing data

Question asked by nazuhin on Jul 12, 2013
Latest reply on Jul 12, 2013 by Clive One
Hi all,

I am working USART RX interrupt.I am sending command through rs485 interface (usart TX) and waiting(delay) response from external device.What i wonder is , there is a flag for waiting last received data?i dont want to use delay function , i want to end session when last data received from usart rx interrupt.