Just like a PC’s USB port, the serial port on a PC can also in some cases serve as a power supply. A USB port can provide as much as 500 mA at 5V, but a serial port provides less power. Even with the ...

This application note describes the operation of a general- purpose, microcontroller-based Serial Port Interface (SPI) boot circuit. This is a low cost solution for users who need to modify some of ...

Okay, I was thinking last night about a possible mod, and have some questions.<BR><BR>My idea was to use an old VU meter or analog voltage meter as a processor usage meter to put on the front bezel of ...

This Windows-based program, created with Microsoft Visual Basic (VB6), features an intuitive user graphic interface (UGI) and operates seamlessly on the Windows platform. It interfaces with a personal ...

communicate with serial port connected to your machine , a machine on the same network or even a remote machine! list connected serial ports visualize live data using zoomable charts and soon more to ...

I bought this programmer from here. I was happy with my DIY Serial Programmer, but I had to change/upgrade my old PC, and none of the new PCs in market, has a serial port anymore. DAMN... so, I was ...

So I'm trying to detect through Visual Basic 6.0 when a voltage change occurs on one of the pins of the serial/parallel port. The whole thing is pretty simple; no data transfer/handshaking/etc needs ...