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5 июля
142713
General, изверг (18.12.2008 23:34, просмотров: 11265)
Смотрите-ка, Техас выкатил альтернативу dsPICам - Пикало http://focus.ti.com/docs/prod/folders/print/tms320f28023.html
Features

    * High-Efficiency 32-Bit CPU (TMS320C28x™)
          o 60 MHz (16.67-ns Cycle Time)
          o 40 MHz (25-ns Cycle Time)
          o 16 x 16 and 32 x 32 MAC Operations
          o 16 x 16 Dual MAC
          o Harvard Bus Architecture
          o Atomic Operations
          o Fast Interrupt Response and Processing
          o Unified Memory Programming Model
          o Code-Efficient (in C/C++ and Assembly)
    * Low Device and System Cost:
          o Single 3.3-V Supply
          o No Power Sequencing Requirement
          o Integrated Power-on Reset and Brown-out Reset
          o Small Packaging, as low as 38-pin available
          o Low Power
          o No Analog Support Pins
    * Clocking:
          o 2 Internal Zero-pin Oscillators
          o On-chip Crystal Oscillator/External Clock Input
          o Dynamic PLL Ratio Changes Supported
          o Watchdog Timer Module
          o Missing Clock Detection Circuitry
    * Up to 22 Individually Programmable, Multiplexed GPIO Pins With Input Filtering
    * Peripheral Interrupt Expansion (PIE) Block That Supports All Peripheral Interrupts
    * Three 32-Bit CPU Timers
    * On-Chip Memory
          o Flash, SARAM, OTP, Boot ROM Available
    * 128-Bit Security Key/Lock
          o Protects Secure Memory Blocks
          o Prevents Firmware Reverse Engineering
    * Advanced Emulation Features
          o Analysis and Breakpoint Functions
          o Real-Time Debug via Hardware
    * Enhanced Control Peripherals
          o Enhanced Pulse Width Modulator (ePWM)
          o High-resolution PWM (HRPWM)
          o Enhanced Capture (eCAP)
          o Analog-to-Digital Converter (ADC)
          o Comparator
    * 2802x Packages
          o 38-Pin DA Plastic Small Outline Package (PSOP)
          o 48-Pin PT Plastic Quad Flatpack (PQFP)
Брижит Бардо в купальнике выглядит талантливее, чем Фаина Раневская @Гайдай