TM4C1237D5PZI

ARM微控制器 - MCU Tiva C Series MCU

* 32-bit ARM® Cortex™-M4 80-MHz processor core with SystemTimer SysTick, integrated Nested Vectored Interrupt Controller NVIC, Wake-Up Interrupt Controller WIC with clock gating, Memory Protection Unit MPU, IEEE754-compliant single-precision Floating-Point Unit FPU, Embedded Trace Macro and Trace Port, System Control Block SCB and Thumb-2 instruction set * On-chip memory, featuring 64 KB single-cycle Flash up to 40 MHz a prefetch buffer improves performance above 40 MHz, 24 KB single-cycle SRAM; internal ROM loaded with TivaWare™ for C Series software; 2KB EEPROM * One Controller Area Network CAN module, using CAN protocol version 2.0 part A/B and with bit rates up to 1 Mbps * Universal Serial Bus USB controller with USB 2.0 full-speed 12 Mbps and low-speed 1.5 Mbps operation, 32 endpoints, and USB OTG/Host/Device mode * Advanced serial integration, featuring: eight UARTs with IrDA, 9-bit, and ISO 7816 support one UART with modem status and modem flow control; four Synchronous Serial Interface SSI modules, supporting operation for Freescale SPI, MICROWIRE, or Texas Instruments synchronous serial interfaces; six Inter-Integrated Circuit I2C modules, providing Standard 100 Kbps and Fast 400 Kbps transmission and support for sending and receiving data as either a master or a slave * ARM PrimeCell® 32-channel configurable μDMA controller, providing a way to offload data transfer tasks from the Cortex™-M4 processor, allowing for more efficient use of the processor and the available bus bandwidth * Analog support, featuring: two 12-bit Analog-to-Digital Converters ADC with 22 analog input channels and a sample rate of one million samples/second; three analog comparators; 16 digital comparators; on-chip voltage regulator * Two ARM FiRM-compliant watchdog timers; six 32-bit general-purpose timers up to twelve 16-bit; six wide 64-bit general-purpose timers up to twelve 32-bit; 12 16/32-bit and 12 32/64-bit Capture Compare PWM CCP pins * Up to 69 GPIOs depending on configuration, with programmable control for GPIO interrupts and pad configuration, and highly flexible pin muxing * Lower-power battery-backed Hibernation module with Real-Time Clock * Multiple clock sources for microcontroller system clock: Precision Oscillator PIOSC, Main Oscillator MOSC, 32.768-kHz external oscillator for the Hibernation Module, and Internal 30-kHz Oscillator * Full-featured debug solution with debug access via JTAG and Serial Wire interfaces, and IEEE 1149.1-1990 compliant Test Access Port TAP controller * Industrial-range -40°C to 85°C RoHS-compliant 100-pin LQFP