If I Buy a FCC Certified Bluetooth Module, Can I Use the FCC ID in My Product?

What is FCC certification? FCC certification is a type of product certification for electronic and electrical goods that are manufactured or sold in the United States. It certifies that the radio frequency emitted from a product is within limits approved by the Federal Communications Commission (FCC). Where is FCC certification required? Any radio frequency equipment […]

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Center Mode VS Peripheral Mode of BLE

Wireless communication has become an invisible bridge in the Internet of Things connection, and Bluetooth, as a mainstream wireless communication technology, plays a vital role in the Internet of Things application. we receive inquiries from customers about the Bluetooth module sometimes, but during the communication process, I found that some engineers are still vague about

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What is Audio I2S Interface ?

What is I2S Interface ? I²S (Inter-IC Sound) is an electronic serial bus interface standard used for connecting digital audio devices together, this standard was first introduced by Philips Semiconductor in 1986. It is used to transfer PCM audio data between integrated circuits in electronic devices. I2S Hardware Interface 1.  Bit clock line Formally called "Continuous

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Consumer Electronics Show (CES)

Feasycom participated in Consumer Electronics Show (CES) 2022

CES (formerly an initialism for Consumer Electronics Show) is an annual trade show organized by the Consumer Technology Association (CTA). CES is the most influential tech event in the world — the proving ground for breakthrough technologies and global innovators. This is where the world's biggest brands do business and meet new partners, and the

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The Difference Between I2C and I2S

What’s I2C I2C is a serial protocol used for a two-wire interface to connect low-speed devices such as microcontrollers, EEPROMs, A/D and D/A converters, I/O interfaces, and other similar peripherals in embedded systems. It is synchronous, multi-master, multi-slave, packet switching, single-ended, serial communication bus invented by Philips Semiconductors (now NXP Semiconductors) in 1982. I²C only

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What is the Transmission Principle of the Bluetooth 5.2 LE Audio?

The Bluetooth Special Interest Group (SIG) released a new generation of Bluetooth technology standard Bluetooth 5.2 LE Audio at CES2020 in Las Vegas. It brought a new breeze to the Bluetooth world. What’s the transmission principle of this new technology? Taking one of its primary features LE ISOCHRONOUS as an example, hoping this can help you learn

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What is Bluetooth Audio TWS Solution? How does TWS solution work?

“TWS” means True Wireless Stereo, it’s a wireless Bluetooth audio solution, there are many types of TWS headset/speaker in the market, the TWS speaker can receive audio from audio transmitter source (such as a smartphone) and pay music. Fig. A TWS diagram How does the TWS solution work? Firstly, there have two Bluetooth speakers both using

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best arduino bluetooth board for beginner?

What’s Arduino? Arduino is an open-source platform used for building electronics projects. Arduino consists of both a physical programmable circuit board (often referred to as a microcontroller) and a piece of software, or IDE (Integrated Development Environment) that runs on your computer, used to write and upload computer code to the physical board. The Arduino

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Anti-COVID-19 Bluetooth Infrared Thermometer

As we know, in the context of the Internet of Things, the acquisition and application of location information are becoming more and more important. Compared with outdoor positioning, the working environment of indoor positioning is more complex and delicate, and its technology is more diverse. For example, smart factory personnel and cargo management and scheduling,

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