"Although in recent years the semiconductor industry continue to integrate, but for hardware engineers to design networking product alternative solution a thing or numerous, how to choose a suitable hardware solution will always be a headache, you need to consider too many factors, price, ecology, supply cycle, ecology, whether ease of design, portability and so how paper recommend 5-to-use general-purpose MCU, but their features are more clear-cut.
NXP LPC5500 family of microcontrollers
NXP LPC5500 microcontrollers Arm Cortex-M33-based processor, a low-cost safety margin mainly for accelerating applications, new levels of efficiency, safety and functionality. LPC5500 series having significantly improved power consumption and advanced security features, including SRAM PUF-based configuration and trusted root, execute (internal flash memory) by encrypting the real-time image, using Arm TrustZone-M and asset protection. In addition, LPC5500 MCU series also offers a comprehensive range of products through seven and more expandability options, all of these products benefit from the cost advantages of 40nm, a wide range of scalable package and memory options, and contains MCUXpresso software and tools ecosystem strong ability to achieve internal and low-cost development board.
LPC5500 MCU series in each of the series are pin, compatibility of software and peripherals, there are different levels of functionality, to form a product composition to maximize reuse and reduce development costs and time to market products.
Feature
Security can be accessed, based SRAM PUF trusted root and configuration of the encryption performed in real time image (internal flash memory), and using Arm TrustZone-M asset protection
Breakthrough in terms of performance efficiency, an integrated power management IC (DC - DC) for signal processing and encryption acceleration dedicated coprocessors
Provides a comprehensive and scalable product, a plurality of series This series of products in the composition of 40nm to benefit from cost advantages, widely scalable package and memory options, and the ability to achieve strong software and tools included MCUXpresso ecosystems, and low cost development board
NXP LPC5500 family of microcontrollers can be widely used in building control and automation, consumer electronics, diagnostic equipment, industrial networking, machine learning, and other security applications.
Maxim MAX32660 microcontroller
Maxim MAX32660 microcontroller Arm Cortex-M4 based microcontrollers, mainly for battery-powered devices and wearable wireless sensors. MAX32660 has low power, has a versatile and flexible power management unit, which uses strong with a floating point unit (FPU) of ARM Cortex-M4. MAX32660 provide a simple, low-cost upgrade path from the 8-bit or 16-bit microcontroller of conventional design. The device integrates up to 256KB Flash and 96KB RAM, to store applications and sensor code. MAX32660 support SPI, UART, and I2C communication.
Feature
Efficient Microcontroller for wearable device
Work up to 96MHz internal oscillator
256KB Flash
96KB SRAM, an optional backup retention at the lowest power mode
16KB instruction cache
Memory Protection Unit (MPU)
Low supply voltage: 1.1V VCORE
GPIO operating range: 3.6V
Single-supply operation of the internal LDO
Wide operating temperature range: -40ºC to + 105 ° C
Power management solutions for maximizing battery life
Flash 85μA / MHz implementation of activities
Memory retains full power backup mode: 2μA (VDD = 1.8V)
Ultra-low power RTC: 570nA (VDD = 1.8V)
Internal 8kHz ring oscillator
Optimal peripheral mix, improve scalability platform
Up to 14 general-purpose I / O pins
Up to two SPI master / slave device
I2S master device / slave device
Up to two UART
How two I2C master / slave device
Standard four-channel DMA controller
Three 32-bit timers
Watchdog Timer
32.768kHz RTC CMOS level output
Maxim MAX32660 microcontroller may widely used in sports watch, monitor health, medical patches wearable, portable medical equipment, industrial sensors, networking and other fields.
Microcontroller Cypress PSoC 4100PS
Cypress PSoC 4100PS 32-bit microcontrollers is based on the Arm Cortex-M0 + system (the PSoC) a programmable on-chip microcontrollers intelligent simulation. 4100PS MCU includes a CPU core with embedded system controller, and analog and digital peripherals configurable. PSoC 4100PS MCU provide various analog functions such as ADC, DAC, operational amplifiers, comparators and multiplexers are interconnected. The MCU 24MHz to 48MHz clock having a frequency up to 32KB Flash and 4KB SRAM. PSoC 4100PS MCU provides a low-power sensing capacitance (the CapSense) solutions and intelligent I / O, intelligent well suited for sensor applications. PSoC 4100PS microcontroller comprises a programmable reference voltage, up to 38 GPIO, 4 two operational amplifiers and low-power comparator.
Feature
ARM Cortex-M0 + CPU, with eight direct memory access (DMA) channels
Flash up to 32kb and 4kb SRAM
7 with the IDAC two CapSense
A 12 1Msps SAR ADC
Eight TCPWM block
Three system control block (SCB)
Four operational amplifiers
Two low-power comparator
Two 13 VDAC
Programmable voltage reference
Up to 38 GPIO, including 8 intelligent I / O
Cypress PSoC 4100PS microcontroller may widely used in industrial sensing, motor control, wearable devices, consumer products, and other fields.
Silicon Labs EFM32 Giant Gecko 12 series
Silicon Labs EFM32 Giant Gecko 12 series has a high scalability, security, and a series of excellent properties can be implemented on low-power platform. With the battery / power budgets shrinking and sensor / increasing the number of interfaces and improve efficiency as much as possible is crucial when the processor is in a sleep state. Low-power peripherals include the CSEN GG12 (capacitive touch), ADC, DAC, OPAMP and LE-LCD. Also low power configuration (LinkedDMA, PRS and LESENSE), may be provided completely independent of the processing when advanced processor sleep. In working condition, 72MHz Cortex-M4, eight SPI interfaces, SDIO and PDM microphone and sensor interface provides excellent user experience, while previously only use higher-power MCU can be achieved.
Feature
The operating frequency is 72MHz ARM Cortex-M4
512-1024KB flash memory, 192KB RAM
Ultra-low operating power: 80μA / MHz EM0 effective current, 1.9μA EM2 Deep Sleep Current
Hardware encryption engine (AES, ECC and SHA) and TRNG
Autonomous low power sensor interface (LESENSE)
Rich analog characteristics, including ADC, VDAC, OPAMP, capacitive touch sensing and unique LE LCD driver
Serial interfaces, including CAN, USART, SPI, I2C
A new pulse density modulation PDM microphone and an interface for sensors Δ-Σ
Integrated DC - DC converter
Tolerable voltage 5V I / O
Silicon Labs EFM32 Giant Gecko 12 family of microcontrollers can be widely used in the Internet of Things devices and sensors, smart meters, industrial and factory automation, health and fitness, smart accessories, home automation and security fields.
Microcontroller Analog Devices ADuCM4050 ULP
Ultra Low Power Analog Devices ADUCM4050 (a ULP) a microcontroller (MCU) is an integrated micro-controller system, integrated processing, control and power management functions required to connect. ADuCM4050 MCU based system Arm Cortex-M4F processor. ADuCM4050 also has various digital peripherals embedded static random access memory (SRAM) and embedded flash memory, in addition to the analog to digital converter (ADC) subsystem, a clock and a reset and power management functions analog subsystem. ADuCM4050 industry-leading ultra-low power operating mode and a sleep mode for high power consumption, security, and stability requirements of networking applications. ADuCM4050 SensorStrobe ™ technology used in digital sensors and ultra-low power transceivers can optimize system power consumption.
ADuCM4050 MCU can enhance safety, provide strong IP protection for designers, better protection against malware and abuse. Safety features include AES 128/256, SHA 256, block cipher (for code protection), key wrapping and HMAC (Hash Message Authentication Code).
ADuCM4050 MCU ideal for require long battery life, but also requires the security, integrity, and performance can be pre-filtered sensor data and applications to eliminate artifact and noise. Applications include clinical vital signs monitoring, intelligent energy management and asset health / plant report. ADuCM4050 supports multiple digital and analog inputs, through its SensorStrobe sensor technology to analyze the data can be combined, a smarter, more advanced features. Thus, without frequent reporting program wakes the microcontroller or part of the data, save a lot of time so that the power supply.
Feature
Up to 52MHz ARM Cortex-M4F, with FPU and MPU
Mode of dynamic current: 41μA / MHz (typical)
Flexi ™ mode (in Sleep core, the peripheral is active): 400μA (typical value)
Sleep mode (with retention SRAM): 0.65μA (typical)
OFF (RTC optional): 50nA (typical)
Shutdown (fast wake-up): 0.20μA (typ)
Optional built-in power management includes a buck converter, the efficiency can be improved
Single-supply operation (VBAT): 1.74V to 3.6V
ADC, 12 Wei, 1.8MSPS SAR ADC, for daily function
Built-in power monitoring
Memory: a 512KB ECC integrated embedded flash memory; 128KB configurable system SRAM, with parity; up to 124KB of SRAM, remains in the sleep mode; 4kB cache, to reduce power consumption when performing flash from
Hardware encryption accelerometer support AES-128, AES-256, SHA-256, HMAC, protected key and the key storage Packing / unpacking
Support ECB, CBC, CTR, CBC-MAC, CCM and CCM
A true random number generator (the TRNG)
User code protection, for the protection of customer IP software
To prevent changing member via the UART software upgrade security purposes
Three SPI interface with hardware flow control, without adhesive to connect sensors, radio, and converter
I2C and two UART interfaces
SPORT for the machine is connected to the converter and the radio
Programmable GPIO (44 are located in LFCSP, 51 are located in WLCSP)
Three general purpose timers, PWM support
A timer RGB
A RTC, for retaining wall clock time
A FLEX_RTC, SensorStrobe having four outputs for external sensors exact synchronous sampling
Programmable buzzer
27 channel DMA controller dedicated DMA channels for each peripheral
Flexible interrupt source, used to wake up from hibernation
4 external interrupt
2x UART
2x RTC
Industrial temperature range: -40 ° C to + 85 ° C
Ultra Low Power Analog Devices ADUCM4050 (a ULP) can be widely applied to the microcontroller things (the IoT), sensor networks, intelligent agriculture, intelligent buildings, smart metering, smart cities, intelligent machines, wearable device, fitness and clinical , machine learning and neural networks and other applications.
summary
Several MCU paper products are a relatively new product, may not have a lot of applications in the market, but it has its own characteristics common properties of things, if you are looking for different things hardware solutions might to know more about these products.
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