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Search results: 358   Output: 101-110
  1. Part 1 Zoltan Gingl Two configurable analog ports allow you to connect many sensor types using two three-input connectors, each of which has a ground pin (Figure 4). One ground pin provides 3.3V power, and the other outputs the buffered reference ...
    10-10-2012
  2. A precision analog acquisition system fits in your pocket. Zoltan Gingl, University of Szeged, Szeged The circuit in this Design Idea combines a mixed-signal microcontroller, a USB UART (universal asynchronous receiver/transmitter), and a novel ...
    10-10-2012
  3. Luca Bruno, Italy Pulse-width-modulation signal-generator circuits often use an analog sawtooth-oscillator function, but it also can be useful in other applications. The inexpensive sawtooth generator in Figure 1 suits use in low-power applications ...
    02-10-2012
  4. Mike McGlinchy Electronic Design Europe Many microcontrollers (MCUs) incorporate onboard analog-to-digital converters (ADCs), usually with many multiplexed input channels. However, these ADCs are typically unipolar, able to handle only signals that ...
    26-09-2012
  5. Tom Au-Yeung and Wilson Tang, Maxim Integrated Products EDN You can make a wireless temps system with two ICs You can use a local temperature sensor and an ASK (amplitude-shift-keying) transmitter/receiver pair to design a simple wireless ...
    13-09-2012
  6. This project is about building a PC-based temperature and relative humidity logger using the chipKIT Uno32 board and the DHT11 sensor. The project setup requires no additional wires (other than the USB cable) and components; the DHT11 sensor is ...
    06-09-2012
  7. This is a simple voltage and current meter that uses the Texas Instruments INA219 chip and Texas Instruments MSP430 LaunchPad Development kit . Voltage measurement range is 0 to 26 volts with 4 mV resolution and current measurement range is -4 to ...
    21-08-2012
  8. All waveforms, no matter what you scribble or observe in the universe, are actually just the sum of simple sinusoids of different frequencies. Hi, I am just refreshing the basics of fourier transform. I am not an expert. Now I did a small audio ...
    21-06-2012
  9. Part 1 Description and Schematic Part 2 Firmware and Sowtware Assembly Because the circuit was so simple I took the easy way out and assembled it on a piece of veroboard. Nowadays I would design my own printed circuit board (see custom PCBs). ...
    06-06-2012
  10. Have you ever wondered exactly what is going on in the 2.4GHz WiFi and ISM band around your house. What channel is it best to set your wireless router to? Why are you getting such poor performance across your WiFi network? Is your neighbour on the ...
    06-06-2012
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