衰落发光二极管电路--Fading LEDsTwo strips of LEDs fading in a complementary manner9V Battery-operated portable unit Parts: R1,R2_______________4K7 1/4W Resistors R3_________________22K 1/4W Resi
舞蹈发光二极管电路--Dancing LEDsParts: R1_____________10K 1/4W Resistor R2,R3__________47K 1/4W Resistors R4______________1K 1/4W Resistor R5,R6,R7______100K 1/4W Resistors R8____________8
红外遥控器已经广泛使用在彩电、音响系统和各种家用电器中。遥控器的控制距离一般可到6~8米,使用非常方便。因红外遥控方式用量大,所以其红外发射、接收电路均有完整的配套器件,这些器件不仅售价低而且可靠,电路
意法半导体(STM)推出一款先进的多点触感“电阻式”触摸屏控制器芯片,以优化支持这项先进功能的电子元器件的材料成本。STM32TS60是意法半导体最新STMTouch系列产品的首款产品,此系列为客户提供应用广泛的解决方案
越来越多企业开始使用变速驱动发动机来减少能源的消耗。这需要通过从微分(PID)控制器转向基于模糊逻辑算法的系统来简化设计,缩短开发时间,并消除复杂的数学公式。 但是,这对发动机提出了新的挑战。当使用传统
LED或灯脉冲发生器电路--LED or Lamp Pulser Astonishing effect4.5V supply Parts: R1,R2___________4K7 1/4W Resistors R3_____________22K 1/4W Resistor R4______________2M2 1/4W Resistor (See Notes)
电池供电小夜灯电路--Battery-powered Night Lamp 1,R2___________1M 1/4W Resistors R3_____________47K 1/4W Resistor (optional: see Notes) R4____________Photo resistor (any type, optional: see Notes
双线灯闪光灯电路--Two-wire Lamp FlasherIdeal to operate 3 to 24V DC existing on-circuit lampsLED operation is also possible Parts: R1______________6K8 1/4W Resistor R2____________270K 1/4W Resist
自行车回安全光栅电路-Bicycle back Safety LightFlashing 13 LED unit, 3V supplyAlso suitable for jogger/walkersParts: R1_____________10K 1/4W Resistor R2,R9,R10_____100K 1/4W Resistors R3-R8,R11-R
圆顶灯调光器电路--Dome Lamp DimmerThere are times when a little light inside the car would greatly assist one of the passengers but the dome light is too bright for safe driving. The dimmer circuit in
直流电动机控制电路-DC Motor Control CircuitNotes: Here, S1 and S2 are normally open , push to close, press button switches. The diodes can be red or green and are there only to indicate direction
音量指示器--Sound Level IndicatorThis project uses an LM3915 bar-graph IC driving two sets of ten LEDs for a 30dB range. The circuit is unique because it has an additional range of 20dB provided by an
可调频闪灯电路--Adjustable Strobe LightThis one uses a much more powerful "horse shoe" Xenon tube which produces more light. You can also control the flash rate up to about 20Hz. Do not look
单极性步进电机控制器电路--Unipolar Stepper Motor ControllerThis is a very good integrated circuit. There is no need for any external glue logic to drive the circuit, there is only 2 pins to drive the
PWM马达/灯控制器电路-PWM Motor/Light ControllerA pulse width modulator (PWM) is a device that may be used as an efficient light dimmer or DC motor speed controller. The circuit described here is a gen