A tag is a keyword or label that categorizes your question with other, similar questions. Using the right tags makes it easier for others to find and answer your question.
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arduino× 825
an open-source electronics prototyping platform based on flexible, easy-to-use hardware and software. It's intended for artists, designers, hobbyists, and anyone interested in creating inte…
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microcontroller× 555
similar to a processor, but often with onboard memory (RAM or Flash) and peripherals such as a serial port, parallel port, ADC. If about a specific kind, say so.
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power-supply× 335
An electronic device which supplies electrical energy to a load.
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pic× 318
a brand of 8, 16, and 32 bit RISC microcontrollers manufactured by the company Microchip.
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led× 297
a light emitting diode. Most small lights you see on electronics are LEDs.
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power× 291
a primary concern for the design under discussion.
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pcb× 259
the acronym to Printed Circuit Board. It is a place to mount the components and it provides the means of electrical connection between the components.
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batteries× 240
A battery stores electrical energy using chemical energy. Common types of batteries include Lead-Acid, Alkaline, NiCd, NiMH, and Lithium-Ion.
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avr× 230
a 8- and 32-bit microcontroller core developed by Atmel.
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capacitor× 222
energy storage devices. They are also used for filtering.
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sensor× 219
Sensors in electronicsmonitor the physical world (e.g., temperature, pressure).
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usb× 215
Questions relating to the Universal Serial Bus. If your question relates to a specific chip, please mention it in your question.
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voltage× 214
Voltage, otherwise known as electrical potential difference (denoted ∆V and measured in volts) is the difference in electric potential between two point- adapted from Wikipedia
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transistors× 190
the electronic version of the switch: it a voltage is applied at its Base (or Gate) contact, it creates a connection between the Collector (or Drain) and Emitter (or Source) pins. Th…
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audio× 173
for questions about designing electronics for measuring, processing, and amplifying audio signals. Questions about debugging consumer audio players and speaker setups will be closed as of…
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current× 164
Flow of electric charge - typically movement of charge carriers, such as electrons. Measured in amperes (A).
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fpga× 161
an chip that is configured by the customer after manufacturing—hence "field-programmable". Popular brands are Altera and Xilinx.
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resistors× 161
Questions relating to the use of resistors in circuits and designs.
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motor× 156
Questions relating to the use or control of motors
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op-amp× 145
a high gain analog voltage amplifier with differential high impedance inputs, and a low impedance output.
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soldering× 140
for questions on hand and machine soldering. Specify which you are doing in the question.
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serial× 132
Specify the standard: RS-232, 422 or some other one.
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voltage-regulator× 114
an analog circuit that produces a stable output voltage that doesn't vary with load current changes. It isn't as efficient as a switching power supply.
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rf× 113
Analog questions in the RF ranges. Typically associated with wireless communications.
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embedded× 111
a computer system designed to perform one or a few dedicated functions often with real-time computing constraints. It is embedded as part of a complete device often including har…
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switches× 107
Specify the type of signal being switched, e.g. analog, digital or RF.
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design× 106
Questions about electrical design, design principles, tools and best practices. Use more specific tags to narrow your question down.
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arm× 106
a popular series of 32-bit microcontrollers that is in various vendors' ICs. Specify which ARM core or IC you are using.
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adc× 105
an Analog to Digital Converter.
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wireless× 104
asking about a specific protocol, e.g., Bluetooth, please use that tag instead.
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components× 103
For questions about electronic parts in general. For questions about a specific type of part (e.g., resistor), use that tag also.
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circuit× 102
Questions about electrical circuits and circuit design. Consider using more specific tags to narrow your question down.
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analog× 101
Analog circuits have a range of voltages, rather than just two as in digital logic.
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atmega× 98
A series of Atmel microcontrollers.
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logic× 98
Questions about digital logic (as opposed to analog questions).
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pcb-design× 97
About designing those (usually green) boards the chips live on.
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