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, major semiconductor manufacturers have gathered their life and efforts to create exclusive competitive product lines: SoC, ZigBee, WI-FI.
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
Industry attention: ★★★★★
Evaluation: The dynamic nature of the Internet of Things, home automation, and lighting systems determines the need for high performance and flexibility to meet manufacturers' needs for different memory, security, and standards support. The CC2538 is a true market-unique product that is highly integrated and supports ZigBee and other IP-based standards such as 802.15.4 and 6LoWPAN IPv6.
See information:
Mainstream ZigBee chip inventory: Texas Instruments CC2530
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, all protocols for Wi-Fi and the Internet are minimized, which minimizes the requirements for host MCU software. Great 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
Industry attention: ★★★★★
Evaluation: The CC3100 has the industry's lowest power consumption and a high degree of flexibility that allows customers to easily add embedded Wi-Fi and Internet capabilities to a wide range of home, industrial and consumer electronics products.
See information:
CC3100 Wi-Fi and on-chip Internet solutions
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 and low power consumption, making it ideal for: wearable intelligence Equipment, high-precision height measurement, 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
Industry attention: ★★★★ ★
Evaluation: The MPL3115A2 has a variety of intelligent features that do not require mobile devices, medical and security applications for data processing. This is an urgent need for your friends to implant wearable devices.
See information:
MPL3115A2 intelligent pressure sensor
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, making it ideal 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
Industry attention: ★★★★
Evaluation: The AT86RF232 transceiver is 50% less powerful than competing products and has all the necessary features to support the latest wireless applications in the consumer segment, including superior radio frequency (RF) performance, lower power, and higher link budgets. And antenna diversity.
See information:
Atmel low power 2.4 GHz radio transceiver AT86RF230
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