32bitmicro

1. Serial Protocols Compared

"Serial Protocols Compared" Comparison of RS-232, RS-422, RS-485, I2C, SPI, Microwire and 1-Wire protocols.   "Many serial communication interfaces compete for use in embedded systems. The right serial interface for your system depends on...

Sunday, 28 February 2010 | 341 hits | Print |  E-mail | Report | Read more

2. Oversampling with averaging to increase ADC resolution

"Oversampling with averaging to increase ADC resolution" "When considering the resolution required for an A/D converter (ADC) integrated in a microcontroller (MCU), embedded systems designers must balance cost and performance. Higher ADC...

Sunday, 28 February 2010 | 479 hits | Print |  E-mail | Report | Read more

3. Integrating midsized LCDs

Integrating midsized LCDs "With the growing demand of better user interfaces in compact commercial, industrial, and medical applications, midsized, 4- to 10-in. QVGAs (quarter-video-graphics arrays) and VGAs are replacing the traditional character...

Monday, 22 March 2010 | 221 hits | Print |  E-mail | Report | Read more

4. "Golden Gloves" A/D Converter Match: Successive-approximation register vs. sigma-delta topology

"Golden Gloves" A/D Converter Match: Successive-approximation register vs. sigma-delta topology "Editor's note: the authors compare these two analog/digital converter architectures, point-by-point, and score the results. You may disagree with...

Monday, 26 April 2010 | 199 hits | Print |  E-mail | Report | Read more

5. ELECTRIC FIELD SENSING FOR GRAPHICAL INTERFACES

ELECTRIC FIELD SENSING FOR GRAPHICAL INTERFACES "Low frequency electric fields provide a means to build contact and non-contact user interfaces that are unobtrusive, responsive, inexpensive, and simple to configure. In this paper, we outline the...

Sunday, 23 May 2010 | 184 hits | Print |  E-mail | Report | Read more

6. Designing Larger Touchscreens Is No Small Gesture

Designing Larger Touchscreens Is No Small Gesture "Riding along with the tidal wave of personal computing, device manufacturers are now moving faster than ever to port touchscreen technologies to large-format hardware. However, the transition from...

Saturday, 23 October 2010 | 144 hits | Print |  E-mail | Report | Read more