>I found the onComm event does fire when my comm port received data.
>
>But when I try receive data by manually (thisform.oMsComm1.input), I found the data is there. Why??
>
>How can I configure it to make it working properly????
>
>TIA.

Hi There,

When the Oncommevent fires it is just to tell you that date have arrived in the buffer but you still need to read the data with an input.

Regards

Xavier