Inventory of core chips and major solutions for wearable devices

At present, with the expansion of science and technology, the theme of high-tech and high-tech has flew into people's sights and is reflected in the eyes of human beings, leading the world to the forefront of science...

Today is nothing more than the Internet of Things, smart homes, wearables, and the 3D printers that all people aspire to... all these are called the “third industrial revolution” that can change the world and change the civilization of human society!

In the "smoke" of this industrial revolution, the major semiconductor manufacturers have gathered the rest of their lives, and the technology of all parties has created an exclusive competitive product line: SoC, ZigBee, WI-FI...

chip

NO.1: CC2538

A powerful system-on-chip (SoC) for high-performance Zigbee applications, introduced by industry pioneer TI, which produces the first integrated circuit. It includes a powerful ARM Cortex M3-based microcontroller (MCU) system with up to 32K of on-chip RAM and 512K of on-chip flash memory, enabling it to handle secure, demanding applications and wireless downloads Complex network stack...very suitable for: Internet of Things, intelligent lighting systems, home LAN...

Main features and advantages:

1. A powerful security accelerator enables fast and efficient authentication and encryption while the CPU is processing application tasks.

2, including a powerful debugging system and a comprehensive drive library

3, can achieve a rapid wake-up from sleep state and greatly reduce the energy consumption during the execution of the cycle task

NO.2: CC3100

Continue to be led by TI, a product that connects any low-cost, low-power microcontroller (MCU) to the Internet of Things (IOT). The CC3100 wireless internetworking solution is part of the new SimpleLink Wi-Fi family, which greatly simplifies the implementation of Internet connectivity. At the same time, it is all protocols for Wi-Fi and the Internet, which minimizes the requirements for host MCU software...very suitable for: Internet of Things, cloud connectivity, smart sockets...

Main features and advantages:

1. A complete platform solution that includes multiple tools and software, sample applications, user and programming guides, reference designs, and the TI E2E support community

2. Provide a robust and simple security experience with built-in security protocols

3. Can be connected to any 8, 16, or 32-bit MCU via SPI or UART interface

NO.3: MPL3115A2

The absolute Xtrinsic intelligent pressure sensor, which is based on Freescale, an embedded processing solutions manufacturer, provides very accurate pressure and altitude data with adjustable sampling frequency, low power consumption, and a variety of intelligent functions. The need for mobile device, medical and security applications for data processing, this is an urgent need for friends to wear wearable devices ... and its application to: wearable smart devices, high-precision altimetry, inertial navigation...

Main features and advantages:

1, with compensation, direct reading (no software required),

2. Intelligent functions include digital output, two interrupts for automatic wake-up, minimum/maximum threshold detection and automatic data acquisition

3, can process sensor data locally, reduce the communication requirements with the main processor, so that the use of MCU is controlled

NO.4: AT86RF232

Introduced by industry-leading microcontroller/processor leader Atmel, the 2.4GHz low-power RF transceiver for ZigBee, IEEE 802.15.4, 6LoWPAN, RF4CE and ISM is a true SPI-to-antenna solution. All RF components, except the antenna, crystal and decoupling capacitors, are integrated into the chip. The receiver sensitivity is -100dBm and the programmable output power is from -17dBm to +3dBm...very suitable for: ZigBee solutions, RF4CE and ISM applications...

Main features and advantages:

1, ultra-low working voltage 1.8V-3.6V (internal regulator)

2. The sleep mode current is 0.4uA, and the power consumption at the maximum transmit power is 13.8mA.

3, AES 128-bit hardware accelerator, fully integrated, quickly establish PLL support for frequency hopping

NO.5: AD9644

A dual-channel serial output ADC for smart antenna systems from Analog Devices, a leading provider of data conversion and signal processing technology, is designed to provide solutions for high performance, low cost, small size, and versatile intelligent communications applications. . This dual ADC core features a multi-stage, differential pipeline architecture with integrated output error correction logic. Each ADC features a wide bandwidth, differential sample-and-hold analog input amplifier that supports user-selectable input ranges...and is also suitable for general purpose software radios, ultrasound equipment...

Main features and advantages:

1. The on-chip PLL allows the user to provide a single ADC sample clock, which is generated by multiplying the PLL by the ADC sample clock.

2. Proprietary differential input maintains excellent signal-to-noise ratio (SNR) performance at input frequencies up to 250 MHz

3. When two ADCs share a single data link, the data rate can be as high as 3.2 Gbps.

NO.6: i.MX534

An application processor from Freescale that meets the requirements of advanced performance, data connectivity and graphical user interfaces for next-generation automotive dashboards and navigation systems. This processor is ideal for high-performance user interfaces that require 2D and 3D graphics, one or two high-resolution displays, and highly system-integrated applications. This processor applies advanced consumer electronics user experience and device connectivity to future in-vehicle systems. . . . . . . Human-machine interface for graphics rendering, navigation, video processing and display, audio playback...

Main features and advantages:

1, support dual display and a variety of display technology options, including TFT LCD, LVDS, analog TV format (composite, component, RGB) and standard VGA

2, hardware accelerated graphics post processing, display quality enhancement, video and graphics combination

3, advanced security features support high reliability boot, encryption engine, random number generator and tamper detection

NO.7: CC3000

Another very good device, and the CC3100 belongs to the SimpleLink family, a Wi-Fi 802.11b/g wireless network processor, which simplifies the implementation of Internet connectivity and therefore becomes a low-cost and low-powered device. The ideal solution for MCU-intensive embedded applications, while reducing development time, manufacturing costs, board space savings, simplifying certification, and greatly reducing RF expertise...very useful for: Connected home appliances, home automation, home security...

Main features and advantages:

1. Works with low-cost processing of millions of instructions per second (MIPS) and low-cost microcontrollers (MCUs) with a compact memory package

2. The best RF performance in its class

3, integrated crystal and power management

NO.8: R261

A high-performance voice-capture system-on-a-chip, a high-performance voice-capture system-on-a-chip that is known for its high performance in the industry, offers a complete system-on-chip (SoC) solution that provides advanced dual-microphone noise reduction capture applications in voice. The chip keeps the voice more natural even when the Speaker is farther away or does not have speech intelligibility with the microphone, providing unparalleled optimal freedom... Suitable for: Any portable audio application with voice...

Main features and advantages:

1, can customize a variety of voice capabilities shooting mode and adjustment algorithm unique needs

2, advanced dual microphone noise reduction algorithm, conference mode 360 ​​degree voice collection effect

3, complete system-on-chip (SoC), ultra-low power consumption, ultra-small form factor

NO.9: MAG3110

A Freescale's first Xtrinsic high-precision 3D magnetic sensor represents Freescale's further expansion of consumer sensor products. With the highest resolution, lowest noise and ultra-small size, the magnetometer measures the magnetic field at the location, ie the magnetic field and the magnetic field generated by the board device, and the combined local magnetic field... for: 3D motion control and direction , wireless mouse and pointing device, navigation and location services...

Main features and advantages:

1, configure GPS equipment, can achieve direction positioning service

2, combined with the acceleration sensor to provide full tilt compensation electronic compass function

3. Improve the product portfolio of inertia, pressure and touch sensors

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