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USB LED Light - A simply and easy-to-make circuit, useful when
working with the computer at night. (6/08/2006) |
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USB LED Load - The board supports driving two separate tri-color
LEDs. More can be setup inline if desired. Currently the software only uses
the second LED and its color represents the CPU load of the system in
real-time ….(design added 11/08) |
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USB Link Neatly Measures Temperature - 26-Oct-00 Issue of EDN-Design
Ideas....Figure 1 shows a convenient and neat way to measure temperature
using the USB of a PC. An ADM1023 IC senses the temperature, and an Anchor
Chips EZ-USB.…PDF contains several circuits, scroll to find this one….
[Design Idea by Mary Burke, Analog Devices, Limerick, Ireland] |
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USB Macro - that combines a complete USB transaction layer with an
8051 microcontroller core and a functional block that implements the
application-specific functions. This macro was developed and is
supported by Trenz Electronics for use with an XSV Board. (added 4/02)
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USB Mass Storage Deviceusing a PIC MCU - Microchip Application Note
Published 30-Aug-05....[App Note] |
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USB Port-Powered Li-ION/Li-Polymer Battery Charging - Microchip Application
Note Published 31-Jan-05 (app note added 2/06) |
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USB Powered AA NiMH & NiCd Battery Charger - The charger in this project is
designed to charge two AA NiMH or NiCd cells of any capacity (as long as they are the
same) at about 470mA. It will charge 700mAh NiCds in about 1.5 hours, 1500mAh NiMHs ….
[Stefan Vorketter] |
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USB Pre-Compliance Testing with Agilent Infiniium - Agilent Application Note
(added 6/06) |
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USB Printer Sharing Switch - I had two computers, a Mac Mini and a generic
Windows computer. Both were on different networks, but in the same room, and I wanted
to share a Lexmark USB laser printer between the two of them. I ended up making this
switch to share the printer between the two computers....(schematic / circuit added
6/07) |
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USB programmer for Atmel AVR Controllers - USBasp is a USB in-circuit
programmer for Atmel AVR controllers. It simply consists of an ATMega48 or an ATMega8
and a couple of passive components. The programmer uses a firmware-only USB driver, no
special USB controller is needed. ….... |
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USB RDS Coder Board using ATmega32 - This board is a RDS coder using an
ATMEL AVR ATmega32. This board can be controled by a RS232 link, USB interface
or SPI. TA data is displayed wiyth a LED and can be controled by : - Hardware input -
RS232 - USB - SPI (not yet implemented) |
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USB Self-powered Soundcard - High fidelity external USB Soundcard / USB
Headphones project that can be built for your PC or Mac. It is based on the latest
PCM2706 IC which functions as a high quality, crystal clear 16-BIT Stereo DAC. It is a
single chip digital-to-analog converter that offers two D/A output stereo channels,
digital S/PDIF output and requires very few external components. PCM2706 includes
integrated USB 1.0 & USB 2.0 compliant interface controller and it is conveniently
powered directly from USB connection. PCM2706 is a USB plug-and-play device and does
not require any driver installation under Windows XP and Mac OSX. ….(electronic
schematic added 11/08) |
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USB Sound Card with PCM2702 - Make a sound card is no more a complex issue.
If you use great IC PCM2702 from BURR BROWN / Texas Instruments you can create a fully
functional USB sound card. This sound card can be….... |
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USB switch - You can connect one USB device like a printer or scanner on 2
computers and controlled by software.….(electronic schematic added 03/09) |
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