Top Circuits Page 243
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This web site provides schematics and instructions to construct a keypad circuit that can be interfaced to a PC using an 8255 PC interface board. The keypad is directly connected to a "client" computer that in turn transmits information from the keypad over....
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Circuits that use a temperature compensating resistor have a small error because the tempco`s resistance is a function of temperature T, rather than 1/T as is theoretically perfect. The fact that tempco circuits are de-riguer attests that this remaining....
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The schematic diagram of the MS Decoder may look complicated but is actually quite simple. Both the Mid and Side signals are initially buffered by unity gain inverting buffers formed around IC1b and IC2 b. This is necessary for two reasons, first to ensure....
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A usb powerer laptop Fm transmitter using for home theater and other woofer that have fm reciever to transmits songs of laptop to sound system of ur room...
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The Traffic light controller section consists of 12 Nos. point LEDS are arranged by 4Lanes in PS/8051 Trainer kit. Each lane has Go (Green), Listen (Yellow) and Stop (Red) LED is being placed. Microcontroller BoardsThe PS-8051 board which demonstrates the....
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The Interfacing Bluetooth module with LPC2148 program is very simple and straight forward, which send a message to mobiles from LPC2148 Primer Board through Bluetooth module by using UART0. Some delay is occurring when a single data is sent to mobile through....
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Microcontroller BoardsPS-LPC2138 ADK, ARM Development Kit is proposed to smooth the progress of developing and debugging of various designs encompassing of High speed 32-bit MCU from NXP. The board supports NXP`s LPC214x family devices with various memory....
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The Spartan-3 board has eight LED Connected with FPGA I/O pins (details tabulated below). The cathode of each LED connects to ground via a 330 © resistor. To light an individual LED, drive the associated FPGA control signal to High...
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The Spartan-3E board has four LED Connected with FPGA I/O pins (details tabulated below). The cathode of each LED connects to ground via a 330 © resistor. To light an individual LED, drive the associated FPGA control signal to High...
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Matrix keypad consists of a set of buttons similar to an alphanumeric keyboard provided with keys usually marked with letters or numbers and various extra keys. Embedded systems which require user interaction must be interfaced with devices that accept user....
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The Spartan-3an board has eight slide switches, indicated as in Figure. Push button inputs are normally low and driven high only when the push button is pressed. Push Buttons are interfaced with FPGA I/O lines...
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The CoolRunner-ii board has external 5v Relay interfacing, indicated as in Figure. ULN2803 is used as a driver for CPLD I/O lines, drivers output connected to relay modules. PTB connector provided for external power supply if needed...
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The Universal Development Board has external 5v Relay interfacing, indicated as in Figure. ULN2803 is used as a driver for FPGA I/O lines, drivers output connected to relay modules. PTB connector provided for external power supply if needed. Signal LEDs for....
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The Spartan-3 board has external 5v Relay interfacing, indicated as in Figure. ULN2803 is used as a driver for FPGA I/O lines, drivers output connected to relay modules. PTB connector provided for external power supply if needed...
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The Spartan-3an board has external 5v Relay interfacing, indicated as in Figure. ULN2803 is used as a driver for FPGA I/O lines, drivers output connected to relay modules. PTB connector provided for external power supply if needed...
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The RF module, as the name suggests, operates at Radio Frequency. The corresponding frequency range varies between 30 kHz & 300 GHz. In this RF system, the digital data is represented as variations in the amplitude of carrier wave. This kind of modulation is....
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The Spartan-3 Primer board has external stepper motor interfacing, indicated as in Figure. Stepper Motor is driven by ULN2803A. It is a high-voltage, high-current Darlington transistor array. ULN2803 is used as a driver for port I/O lines, drivers output....
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The Spartan-3an board has external stepper motor interfacing, indicated as in Figure. Stepper Motor is driven by ULN2803A. It is a high-voltage, high-current Darlington transistor array. ULN2803 is used as a driver for port I/O lines, drivers output....
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The Spartan-3 board has Traffic light controller with FPGA I/O pins (details tabulated below). Traffic light controller card consist of 12 Nos. point led arranged by 4Lanes. Each lane has Go (Green), Listen(Yellow) and Stop(Red) LED is being placed. Each LED....
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The TMS320F2812 EVALUATION BOARD is specially desgined for developers in dsp field as well as beginners. The F2812 kit is designed in such way that all the possible features of the DSP will be easily used by the everyone. The TMS320F2812 EVB board has Eight....
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The ADSP-BF533/32/31 processors are enhanced members of the Blackfin processor family that offer significantly higher performance and lower power than previous Blackfin processors while retaining their ease-of-use and code compatibility benefits, processors....
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The TMS320C5505 EVALUATION BOARD is specially desgined for developers in dsp field as well as beginners. The kit is designed in such way that all the possible features of the DSP will be easily used by the everyone. UART (Universal Asynchronous Receiver....
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The PSoc 3 Primer kit is specifically designed to help students to master the required skills in the area of embedded systems. The kit is designed in such way that all the possible features of the microcontroller will be easily used by the students. The kit....
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A switch is an electrical component that can break an electrical circuit, interrupting the current or diverting it from one conductor to another. A switch may be directly manipulated by a human as a control signal to a system, or to control power flow in a....
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The circuit shows how to interface the ds1820 to microcontroller. As you can see the first pin is connected to GND, the third pin is connected to VCC & the second pin is connected to the Microcontroller. So when the temperature is sensing, it give the sensor....
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Interface the ds1820 to microcontroller. As you can see the first pin is connected to GND, the third pin is connected to VCC & the second pin is connected to the Microcontroller. So when the temperature is sensing, it give the sensor reading to controller.....
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The I2C (Inter-IC) bus is a bi-directional two-wire serial bus that provides a communication link between integrated circuits (ICs). I2C is a synchronous protocol that allows a master device to initiate communication with a slave device. Data is exchanged....
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A seven segment display is the most basic electronic display device that can display digits from 0-9. The most common configuration has an array of eight LEDs arranged in a special pattern to display these digits. They are laid out as a squared-off figure....
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The LM35 series are precision integrated-circuit temperature sensors, whose output voltage is linearly proportional to the Celsius (Centigrade) temperature. The output of sensor converted to digital that easy connecting with microcontroller. Fig. 1 shows how....
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Circuit shows how to interface the Wi-Fi with microcontroller. The Wi-Fi module continuously transmits or receives serial data (RS232 protocol) through internet without wires. It delivers the received data and receives the data to be transmitted to and from....