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| MAX32600超低功耗MCU健康产品开发方案 |
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| 文章来源： 更新时间：2015/1/4 11:14:00 |
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Maxim公司的MAX32600是集成了健康传感器模拟前端(AFE)和先进的硬件安全的超低功耗RM Cortex-M3 32位MCU,工作频率高达24MHz,包括256KB闪存,32KB SRAM,2KB指令缓存以及高性能模拟外设.主要用在穿戴医疗电子,血糖仪,脉搏血氧计和皮肤电反应测量.本文介绍了MAX32600主要特性和优势以及其它特性,功能框图,以及MAX32600评估板主要特性,框图,电路图和材料清单.
The MAX32600 microcontroller is based on the industry-standard ARM® Cortex®-M3 32-bit RISC CPU operating at up to 24MHz. It includes 256KB of flash memory, 32KB of SRAM, a 2KB instruction cache, and integrated high-performance analog peripherals.
The MAX32600 comes in 192-ball, 12mm x 12mm CTBGA and 120-ball, 7mm x 7mm CTBGAand 108-ball WLP packages.
MAX32600主要特性和优势:
Integrated AFE Enables Precision Wellness Measurements with Minimal Discretes 16-Bit ADC with Input Mux and PGA Up to 500ksps Conversion Rate PGA with Gain of 1, 2, 4, and 8 and Bypass Mode Differential 8:1 or Single-Ended 16:1 Input Mux Internal Mux Inputs for Measuring VDDA3
Internal or External Voltage Reference Programmable Buffers for ADC and DACs
Two 12-Bit DACs and Two 8-Bit DACs
Four Operational Amplifiers
Four Low-Power Comparators
Four Uncommitted SPST Analog Switches
Four Ground Switches
Up to Eight 100mA LED Driver Pairs (Sink)
Internal Temperature Sensor
Secure Valuable IP and Data with Robust On-Board Trust Protection Unit Trust Protection Unit for End-to-End Security
AES Hardware Engine
MAA for ECDSA and RSA
Hardware PRNG
Fast-Erase SRAM for Secure Key Storage
Industry’s Lowest Overall System Power Increases Battery Life 175μA/MHz Active Power Executing Code from Cache
Less Than 1.0μA Low-Power Mode 0 (LP0) Current
Multiple Power Management Modes to Optimize Power Consumption
Peripheral Clock Control
6-Channel DMA Engine Enables Intelligent Peripheral Operation While Micro is in Sleep Mode
MAX32600其它特性:
Industry-Standard Core and Flexible Peripherals Enable Rapid Prototyping for Improved Time to Market ARM Cortex-M3 32-Bit RISC CPU Single-Cycle Multiplication Nested Vectored Interrupt Controller
Memory 256KB Flash Memory with 2KB Instruction Cache 32KB SRAM
Supply Voltage 1.8V to 3.6V Digital Supply Voltage 2.3V to 3.6V Analog Supply Voltage
Tool Chains Supported Include GNU, Eclipse, and IAR
Digital and Communication Peripherals 4 × 32-Bit Timers, Configurable to 8 x 16-Bit 32-Bit Real-Time Clock with Subsecond Alarm and Two Time-of-Day Alarms Dedicated Backup Supply Pin and Trickle Charge Four Programmable Supply Voltage Detectors Power-On-Reset/Brownout Reset Two Programmable Windowed Watchdog Timers Three SPI Masters, Two UARTs, Two I2C Masters, and One I2C Slave Port Up to 64 GPIO Pins with External Interrupt and Wake from Low-Power Mode Support
USB Device Interface 2.0 Full-Speed Compliant USB Integrated Transceiver with Regulator, On-Chip Termination and Pullup Resistors 5V to 3.3V Regulation with Integrated Supply Management to Enable USB-Compliant Switching Dedicated USB DMA Engine Allows Automatic Transfer of Endpoint Data to/from SRAM
Pulse Train Engine with Eight Digital Output Channels and 5 Analog Control Outputs
Clock Sources 32kHz Crystal Oscillator for Accurate RTC External High-Frequency Crystal Oscillator PLL Generates 48MHz USB Clock (2x/4x/6x HFX) Internal 24MHz ±1% Oscillator
LCD Controller 96, 128, or 160 Segments 4 x 24, 4 x 32, 4 x 40 Static, 1/2, 1/3, and 1/4 Duty Cycle Boost Converter for 3.3V VLCD Operation Adjustment Resistor for Contrast Control Eliminates Requirement for External Components
Flexible Package Options 120-Ball CTBGA, 0.5mm Pitch, 7mm x 7mm
192-Ball CTBGA, 0.65mm Pitch, 12mm x 12mm
MAX32600应用:
Wearable Medical Devices
Pulse Oximetry Measurement
Galvanic Skin Response Measurement
Blood Glucose Metering
图1. MAX32600简化功能框图
图2. MAX32600功能框图
MAX32600评估板
The MAX32600 evaluation kit (EV kit) provides a convenient platform for evaluating the capabilities of the MAX32600 wellness measurement microcontroller. The EV kit also provides a complete functional system, ideal for developing and debugging applications.
The evaluation board includes a MAX32600 circuit, multiple power options, headers for access to the processor’s I/O port pins and analog front-end devices, an 8-digit LCD display, USB interface, UART interface, low-power Bluetooth transceiver, and other general-purpose IO devices.
图3. MAX32600评估板外形图
MAX32600评估板特性和优势:
Easily Load and Debug Code Using the Included JTAG Adapter
Selectable Power Sources Including USB, Coin Cell, Two AAA Batteries, or a Bench Power Supply
Headers for Accessing MAX32600 I/O Pins and Analog Front-End (AFE) Input and Output Signals
On-Board 8-Digit Alphanumeric LCD Glass
MAX32600 Internal Real-Time Clock (RTC) with On-Board Supercap Keep-Alive Power
On-Board Bluetooth 4.0 BLE Transceiver
General-Purpose Pushbutton Switch, Indicator LEDs, and Beeper (All Connected to GPIOs) for User I/O
Prototyping Matrix (0.1in Grid) with Integrated Power Rails for Customer Circuitry
Proven PCB Layout
Fully Assembled and Tested
MAX32600评估板主要特性:
Easily Load and Debug Code Using the Included JTAG Adapter
Selectable Power Sources Including USB, Coin Cell, Two AAA Batteries, or a Bench Power Supply
Headers for Accessing MAX32600 I/O Pins and Analog Front-End (AFE) Input and Output Signals
On-Board 8-Digit Alphanumeric LCD Glass
Applications/Uses
Blood Glucose Metering
Galvanic Skin Response Measurement
Pulse Oximetry Measurement
Wearable Medical Devices
MAX32600评估套件包括:
EV Kit Board Containing a MAX32600 with Preprogrammed Demo
Olimex ARM®-USB-TINY-H JTAG Adapter with JTAG Ribbon Cable
USB Standard A-to-Standard-B Cable (for Connecting the Olimex JTAG Adapter to a PC)
USB Standard-A-to-Standard-B Cable
USB Standard-A-to-Micro-B adapter Cable
Quick Start Guide
图4. MAX32600评估套件外形图
图5. MAX32600评估板框图
图6. MAX32600评估板电路图(1)
图7. MAX32600评估板电路图(2)
图8. MAX32600评估板电路图(3)
图9. MAX32600评估板电路图(4)
图10. MAX32600评估板电路图(5)
图11. MAX32600评估板电路图(6)
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