ATXMEGA32E5-M4U

ATMEL  ATXMEGA32E5-M4U  微控制器, 8位, 低功率高性能, AVR XMEGA, 32 MHz, 32 KB, 4 KB, 32 引脚, UQFN

The is a 8-bit high-performance low-power AVR® XMEGA® Microcontroller combines 32kB ISP flash memory plus 4kB boot code section with read-while-write capabilities, 1kB EEPROM, 4kB SRAM, eight-channel event system, a programmable multi-level interrupt controller, 26 general purpose I/O lines, one 16-bit real time counter, three flexible 16-bit timer/counters with compare modes and PWM, two USARTs with SPI Master mode, one Two-Wire Interfaces TWI with SMBus level 1 support, one Serial Peripheral Interface SPI, one 16-channel/12-bit 300kSPS A/D converter with optional differential input with programmable gain, one two-channel 12-bit 1MSPS D/A converter, two analogue comparators with window mode, a programmable watchdog timer with separate internal oscillator, accurate internal oscillators with PLL and prescaler and programmable brown-out detection.

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Non-volatile program and data memories

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Peripheral features - Four-channel enhanced DMA controller with 8/16-bit address match

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Three 16-bit timers/counters - One timer/counter with four output compare or input capture channels

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CRC-16 CRC-CCITT and CRC-32 IEEE 802.3 generator

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XMEGA Custom Logic XCL module with timer, counter and logic functions

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Two USARTs with full-duplex and single wire half-duplex configuration - Master SPI mode

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One Two-Wire interface with dual address match I²C and SMBus compatible

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One serial peripheral interface SPI

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16-bit Real time counter with separate oscillator and digital correction

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One sixteen-channel, 12-bit, 300ksps analogue to digital converter with offset and gain correction

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One two-channel, 12-bit, 1Msps digital to analogue converter

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Two analogue comparators with window compare function and current sources

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External interrupts on all general purpose I/O pins

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Programmable watchdog timer with separate on-chip ultra low power oscillator

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QTouch® library support - Capacitive touch buttons, sliders and wheels

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Power-on reset POR and programmable brown-out detection

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Internal and external clock options with PLL

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Programmable multilevel interrupt controller

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Five sleep modes

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Programming and debug interface