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难道由于M3太多的BUG,M4都不敢吱声了。
http://www.keil.com/dd/chip/7094.htm
Texas Instruments TM4C129ENCPDT
The Texas Instruments TM4C129ENCPDT is an ARM Cortex-M4F Processor Core - 120-MHz operation; 150 DMIPS performance - ARM Cortex SysTick Timer - Nested Vectored Interrupt Controller (NVIC) - IEEE754-compliant single-precision floating-point unit - Memory Protection Unit (MPU) On-Chip Memory - 1024 KB Flash - 256 KB SRAM - 6 KB EEPROM - Internal ROM loaded with TivaWare for C Series software External Peripheral Interface (EPI) - 8-/16-/32- bit dedicated interface for peripherals and memory Cyclical Redundancy Check (CRC) Hardware - 16-/32-bit Hash function that supports 4 CRC forms Advanced Encryption Standard (AES) - HW accelerated data en/decryption based on 128-Â,192-Â, and 256-Âbit keys Data Encryption Standard (DES) - Block cipher implementation with 168-Âbit effective key length HW Accelerated Hash (SHA/MD5) - Advanced hash engine that supports SHA-Â1, SHA-Â2 or MD5 Hash computation Tamper - Support for 4 tamper inputs and configurable tamper event response Communication Interfaces - 8 UARTs - 4 SSI modules with Bi-, Quad- and advanced SSI support - 10 I2C modules with 4 transmission speeds including high-speed mode - 2 CAN 2.0 A/B controllers - 10/100 Ethernet MAC - PHY with IEEE 1588 PTP hardware support - USB 2.0 OTG/Host/Device with ULPI interface option and Link Power Management (LPM) support System Integration - ARM PrimeCell 32-chn configurable uDMA controller - 8 16/32-bit GPTM blocks - 2 watchdog timers - Low-power battery-backed Hibernation module - 15 physical GPIO blocks Advanced Motion Control - 1 PWM module with 4 PWM generator blocks and a control block, for a total of 8 PWM outputs - 1 QEI module Analog Support - 2 12-bit ADC modules with a maximum sample rate of 2 million samples/sec - 3 independent integrated analog comparators - 16 digital comparators JTAG and ARM Serial Wire Debug (SWD) 128-pin TQFP package.
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阿莫论坛20周年了!感谢大家的支持与爱护!!
如果天空是黑暗的,那就摸黑生存;
如果发出声音是危险的,那就保持沉默;
如果自觉无力发光,那就蜷伏于牆角。
但是,不要习惯了黑暗就为黑暗辩护;
也不要为自己的苟且而得意;
不要嘲讽那些比自己更勇敢的人。
我们可以卑微如尘土,但不可扭曲如蛆虫。
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