Manual Avr

Páginas: 26 (6448 palabras) Publicado: 13 de octubre de 2011
Features
• High Performance, Low Power AVR® 8-Bit Microcontroller • Advanced RISC Architecture
– 135 Powerful Instructions – Most Single Clock Cycle Execution – 32 x 8 General Purpose Working Registers – Fully Static Operation – Up to 16 MIPS Throughput at 16 MHz – On-Chip 2-cycle Multiplier Non-volatile Program and Data Memories – 64/128K Bytes of In-System Self-Programmable Flash • Endurance:100,000 Write/Erase Cycles – Optional Boot Code Section with Independent Lock Bits • USB Bootloader programmed by default in the Factory • In-System Programming by On-chip Boot Program hardware activated after reset • True Read-While-Write Operation • All supplied parts are preprogramed with a default USB bootloader – 2K/4K (64K/128K Flash version) Bytes EEPROM • Endurance: 100,000 Write/EraseCycles – 4K/8K (64K/128K Flash version) Bytes Internal SRAM – Up to 64K Bytes Optional External Memory Space – Programming Lock for Software Security JTAG (IEEE std. 1149.1 compliant) Interface – Boundary-scan Capabilities According to the JTAG Standard – Extensive On-chip Debug Support – Programming of Flash, EEPROM, Fuses, and Lock Bits through the JTAG Interface USB 2.0 Full-speed/Low-speedDevice and On-The-Go Module – Complies fully with: – Universal Serial Bus Specification REV 2.0 – On-The-Go Supplement to the USB 2.0 Specification Rev 1.0 – Supports data transfer rates up to 12 Mbit/s and 1.5 Mbit/s USB Full-speed/Low Speed Device Module with Interrupt on Transfer Completion – Endpoint 0 for Control Transfers : up to 64-bytes – 6 Programmable Endpoints with IN or Out Directions andwith Bulk, Interrupt or Isochronous Transfers – Configurable Endpoints size up to 256 bytes in double bank mode – Fully independant 832 bytes USB DPRAM for endpoint memory allocation – Suspend/Resume Interrupts – Power-on Reset and USB Bus Reset – 48 MHz PLL for Full-speed Bus Operation – USB Bus Disconnection on Microcontroller Request USB OTG Reduced Host : – Supports Host Negotiation Protocol(HNP) and Session Request Protocol (SRP) for OTG dual-role devices – Provide Status and control signals for software implementation of HNP and SRP – Provides programmable times required for HNP and SRP Peripheral Features – Two 8-bit Timer/Counters with Separate Prescaler and Compare Mode – Two16-bit Timer/Counter with Separate Prescaler, Compare- and Capture Mode



8-bit Microcontroller with64/128K Bytes of ISP Flash and USB Controller AT90USB646 AT90USB647 AT90USB1286 AT90USB1287







Summary





7593KS–AVR–11/09





• • •

– Real Time Counter with Separate Oscillator – Four 8-bit PWM Channels – Six PWM Channels with Programmable Resolution from 2 to 16 Bits – Output Compare Modulator – 8-channels, 10-bit ADC – Programmable Serial USART –Master/Slave SPI Serial Interface – Byte Oriented 2-wire Serial Interface – Programmable Watchdog Timer with Separate On-chip Oscillator – On-chip Analog Comparator – Interrupt and Wake-up on Pin Change Special Microcontroller Features – Power-on Reset and Programmable Brown-out Detection – Internal Calibrated Oscillator – External and Internal Interrupt Sources – Six Sleep Modes: Idle, ADC Noise Reduction,Power-save, Power-down, Standby, and Extended Standby I/O and Packages – 48 Programmable I/O Lines – 64-lead TQFP and 64-lead QFN Operating Voltages – 2.7 - 5.5V Operating temperature – Industrial (-40°C to +85°C) Maximum Frequency – 8 MHz at 2.7V - Industrial range – 16 MHz at 4.5V - Industrial range

2

AT90USB64/128
7593KS–AVR–11/09

AT90USB64/128
1. Pin Configurations
Figure 1-1.Pinout AT90USB64/128-TQFP
PF5 (ADC5/TMS) PF6 (ADC6/TDO) PF4 (ADC4/TCK) PF7 (ADC7/TDI)

PF0 (ADC0)

PF1 (ADC1)

PF2 (ADC2)

PF3 (ADC3)

PA0 (AD0)

PA1 (AD1) 50

64

63

62

61

60

59

58

57

56

55

54

53

52

51

(INT.6/AIN.0) PE6 (INT.7/AIN.1/UVcon) PE7 UVcc DD+ UGnd UCap VBus (IUID) PE3 (SS/PCINT0) PB0 (PCINT1/SCLK) PB1 (PDI/PCINT2/MOSI) PB2...
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