i have done a nice working program which works with the serial port under W98/NT in D3.
for some tests i need to know the status of (nearly) every pin of the serial port, not only CTS or RTS. These i can get by CLEARCOMMERROR and the COMSTAT-Field.
GETCOMMMODEMSTATUS too is not the right one.
but it should not be in assembler!! i need it in D3 (or D4)!
The parallel port is a very commonly known port, it was widely used to connect a printer to the PC, if you look at the back of your computer, for those who don't have newer computers, there will be a port with 25 pins and a small print…
Have you ever had your Delphi form/application just hanging while waiting for data to load?
This is the article to read if you want to learn some things about adding threads for data loading in the background.
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