h1_key

说明

考虑使用PIC32MZ2064DAS176进行新设计。

PIC32MZ DA系列提供了类似MPU的性能，易于设计用于GUI设计的MCU，其2MB闪存和640KB SRAM，可用的片上32MB或128MB外部可寻址DDR2 DRAM，集成图形控制器，图形处理器，200 MHz速度，12位18 MSPS ADC模块，最多45个模拟输入，CAN和HS USB。

特性

• 200 MHz/330 DMIPS, MIPS32 microAptiv core
• Dual Panel Flash for live update support
• 12-bit, 18 MSPS, 45-channel ADC module
• Memory Management Unit for optimum embedded OS execution
• microMIPS mode for up to 35% code compression
• CAN, UART, I2C, PMP, EBI, SQI & Analog Comparators
• SPI/I2S interfaces for audio processing and playback
• Hi-Speed USB Device/Host/OTG
• 10/100 Mbps Ethernet MAC with MII and RMII interface
• Crypto Engine with a RNG for data encryption/decryption and authentication (AES, 3DES, SHA, MD5, and HMAC)
• Peripheral and memory region access control
• Temperature Range - 40°C to 85°C, - 40°C to 105°C (planned)
• Operating voltage range of 2.3V to 3.6V
• 2MB Flash memory (plus an additional 160 KB of Boot Flash)
• 640KB SRAM memory
• microMIPS mode for up to 35% smaller code size
• Four 64-bit accumulators
• Single-cylce MAC, saturating and fractional math
• IEEE 754-compliant
• Code-efficient (C and Assembly) architecture
• Various power management options for extreme power reduction (VBAT, Deep Sleep, Sleep and Idle)
• Deep Sleep current: < 1µA (typical)
• Integrated POR and BOR
• Programmable High/Low-Voltage Detect (HLVD) on VDDIOand High-Voltage Detect (HVD) on VDDR1V8
• Programmable PLLs and oscillator clock sources
• Dedicated PLL for DDR2
• Fail-Safe Clock Monitor
• Independent Watchdog and Deadman Timers
• Fast wake-up and start-up
• Internal DDR2 SDRAM interface (up to DDR2-400) with onboard 32MB SDRAM
• 50 MHz SD/SDIO/eMMC bus interface
• 50 MHz External Bus Interface (EBI)
• 80 MHz Serial Quad Interface (SQI)
• Peripheral Pin Select (PPS) functionality to enable function remap
• Up to 8 channels of hardware DMA with automatic data size detection
• Six UART modules (25 Mbps): Supports LIN 1.2 and IrDA protocols
• Two CAN modules 2.0B Active with DeviceNet addressing support
• Six 4-wire SPI modules (80 Mbps)
• SQI configurable as an additional SPI module (50 MHz)
• Five I2C modules (up to 1 Mbaud) with SMBus support
• Parallel Master Port (PMP)
• Hardware Real-Time Clock and Calendar (RTCC) module
• Nine 16-bit Timers/Counters (four 16-bit pairs combine to create four 32-bit timers)
• Nine Input Capture (IC) and Nine Output Compare(OC)/PWM outputs
• 3-layer Graphics Controller with up to 24-bit color support
• High-performance 2D Graphics Processing Unit (GPU)
• Audio data communication: I2S, LJ, RJ, USB
• Audio data control interface: SPI and I2C™
• Audio data master clock: Fractional clock frequencies with USB synchronization
• 12-bit ADC Module:
• 18Msps rate with six Sample and Hold (S&H) circuits (five dedicated and one shared)
• Up to 45 analog inputs
• Can operate during sleep and idle modes
• Multiple trigger sources
• Six digital comparators and six digital filters
• Two comparators with 32 programmable voltage references
• Temperature sensor with ±2°C accuracy
• Charge Time Measurement Unit (CTMU)
• AEC-Q100 REVG (Grade 2 -40oC to +105oC) (Planned)
• Class B Safety Library, IEC 60730
• Back-up internal oscillator
• In-circuit and in-application programming
• 4-wire MIPS® Enhanced JTAG interface
• Unlimited program and 12 complex data breakpoints
• IEEE 1149.2-compatible (JTAG) boundary scan
• Non-intrusive hardware-based instruction trace
• MPLAB Harmony – PIC32 software development framework
• C/C++ compiler with native DSP/fractional and FPU support
• TCP/IP, USB, Graphics, and mTouch middleware
• MFi, Android, and Bluetooth audio frameworks
• RTOS Kernels, Express Logic ThreadX FreeRTOS, OPENRTOS, Micriµm, µC/OS and SEGGER embOS

参数