Most of engineering industry using PC to control hardware with using additional I/O card but with Lalim Parallel Port Control you can use your default printer port controlling external device such as switching on/off light or control electronic devices. What does this program [does is] trigger the parallel port (Printer port) 's data pin by your command. For example when you trigger pin2 , your printer port's pin2 becomes +5 volt . With this +5 volt , you can built your own electronic circuit to drive other external device. You can also built a simple circuit to test it by connect a LED with 1 kohm resistor direct to it pin.
for example when you trigger, [does is] trigger the parallel port printer, can als
| Publisher: | Lalim Parallel Port Software |
| Version: | 1.0 |
| Last Updated: | 2008-12-05 12:20:27 |
| License: | Free to try |
| OS/Platform: | Win95, Win98, WinME, WinXP, Windows2000 |
| File Size: | 14 kb |
| Price: | $200 USD |