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March 2006, Issue 188

Remedy for USB-to-MCU Pain|
Embedded USB with HIDmaker FS


by Fred Eady


Start USB Medicine Show Good USB Medicine Popping USB Pills Relief How Do You Feel? Sources and PDF

HOW DO YOU FEEL?

USB exists to do one thing and one thing only: move data. You’ve seen how HIDmaker FS can help you easily write USB applications to move a 1 byte back and forth between a USB host and the USB peripheral. Do you feel like you now have the knowledge to write code to move data between a host program and the 2 × 20 LCD on the LAB-XUSB?

If you can write the code to use a PIC peripheral such as the ADC, you now know how to use HIDmaker FS to get that ADC data up to the host via a USB link. It’s simple when you have to concern yourself only with the data. HIDmaker FS’s reason for existence is to enable you to concentrate on the data and the application. You don’t have to concern yourself with the USB protocol.

An added bonus to owning a copy of HIDmaker FS is that you can use the diagnostic program USB Watch in conjunction with USB texts such as Jan’s USB Complete and the official USB specification to gain a real understanding of how USB functions under the covers.

USB is an extremely complicated protocol. None of us can change that. But what I’ve demonstrated in this article is that HIDmaker FS takes the complication out of embedding USB.