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pic 单片机 学习 软件 及其 资料

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PIC单片机学习软件及其资料,pic,单片机,学习,软件,及其,资料

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PIC18F2480/2580/4480/458028/40/44-Pin Enhanced Flash Microcontrollers withECAN Technology, 10-Bit A/D and nanoWatt TechnologyPower Managed Modes:Run: CPU on, peripherals onIdle: CPU off, peripherals onSleep: CPU off, peripherals offIdle mode currents down to 5.8 礎 typicalSleep mode current down to 0.1 礎 typicalTimer1 Oscillator: 1.1 礎, 32 kHz, 2VWatchdog Timer: 2.1 礎Two-Speed Oscillator Start-upFlexible Oscillator Structure:Four Crystal modes, up to 40 MHz4X Phase Lock Loop (PLL) available for crystaland internal oscillators)Two External RC modes, up to 4 MHzTwo External Clock modes, up to 40 MHzInternal oscillator block:- 8 user selectable frequencies, from 31 kHz to 8 MHz- Provides a complete range of clock speeds,from 31 kHz to 32 MHz when used with PLL- User tunable to compensate for frequency driftSecondary oscillator using Timer1 32 kHzFail-Safe Clock Monitor- Allows for safe shutdown if peripheral clock stopsSpecial Microcontroller Features:C compiler optimized architecture with optionalextended instruction set100,000 erase/write cycle Enhanced Flashprogram memory typical1,000,000 erase/write cycle Data EEPROMmemory typicalFlash/Data EEPROM Retention: 40 yearsSelf-programmable under software controlPriority levels for interrupts8 x 8 Single Cycle Hardware MultiplierExtended Watchdog Timer (WDT):- Programmable period from 41 ms to 131sSingle-Supply 5V In-Circuit SerialProgramming (ICSP via two pins In-Circuit Debug (ICD) via two pinsWide operating voltage range: 2.0V to 5.5VPeripheral Highlights:High current sink/source 25 mA/25 mAThree external interruptsOne Capture/Compare/PWM (CCP) moduleEnhanced Capture/Compare/PWM (ECCP) module(40/44-pin devices only):- One, two or four PWM outputs- Selectable polarity- Programmable dead time- Auto-Shutdown and Auto-RestartMaster Synchronous Serial Port (MSSP) modulesupporting 3-wire SPI (all 4 modes) and I2C Master and Slave modesEnhanced Addressable USART module- Supports RS-485, RS-232 and LIN 1.3- RS-232 operation using internal oscillatorblock (no external crystal required)- Auto-Wake-up on Start bit- Auto-Baud detect10-bit, up to 11-channel Analog-to-DigitalConverter module (A/D), up to 100 Ksps- Auto-acquisition capability- Conversion available during SleepDual analog comparators with input multiplexingECAN Module Features:Message bit rates up to 1 MbpsConforms to CAN 2.0B ACTIVE SpecificationFully backward compatible with PIC18XXX8 CANmodulesThree modes of operation:- Legacy, Enhanced Legacy, FIFOThree dedicated transmit buffers with prioritizationTwo dedicated receive buffersSix programmable receive/transmit buffersThree full 29-bit acceptance masks16 full 29-bit