12/1/2022 0 Comments Turbo pascal emulatorĪll of this works because in DOS (and all version of Windows as well. Program HelloSerial var DataFile : Text begin Assign ( DataFile, 'COM1' ) Rewrite ( DataFile ) Writeln ( DataFile, 'Hello World' ) Close ( DataFile ) end. In fact, just three more lines than a typical "Hello World" program. A very short program shows that at least a basic program really isn't that hard at all. In the introduction, I mentioned that it was very difficult to write computer software that implements RS-232 serial communications.
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