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1、这个是一个stm32f103zet6的开发板144个管脚。 2、Features ■ Core: ARM 32-bit Cortex™-M3 CPU – 72 MHz maximum frequency, 1.25 DMIPS/MHz (Dhrystone 2.1) performance at 0 wait state memory access – Single-cycle multiplication and hardware division ■ Memories – 256 to 512 Kbytes of Flash memory – up to 64 Kbytes of SRAM – Flexible static memory controller with 4 Chip Select. Supports Compact Flash, SRAM, PSRAM, NOR and NAND memories – LCD parallel interface, 8080/6800 modes ■ Clock, reset and supply management – 2.0 to 3.6 V application supply and I/Os – POR, PDR, and programmable voltage detector (PVD) – 4-to-16 MHz crystal oscillator – Internal 8 MHz factory-trimmed RC – Internal 40 kHz RC with calibration – 32 kHz oscillator for RTC with calibration ■ Low power – Sleep, Stop and Standby modes – VBAT supply for RTC and backup registers ■ 3 × 12-bit, 1 µs A/D converters (up to 21 channels) – Conversion range: 0 to 3.6 V – Triple-sample and hold capability – Temperature sensor ■ 2 × 12-bit D/A converters ■ DMA: 12-channel DMA controller – Supported peripherals: timers, ADCs, DAC, SDIO, I2Ss, SPIs, I2Cs and USARTs ■ Debug mode – Serial wire debug (SWD) & JTAG interfaces – Cortex-M3 Embedded Trace Macrocell™ ■ Up to 112 fast I/O ports – 51/80/112 I/Os, all mappable on 16 external interrupt vectors and almost all 5 V-tolerant ■ Up to 11 timers – Up to four 16-bit timers, each with up to 4 IC/OC/PWM or pulse counter and quadrature (incremental) encoder input – 2 × 16-bit motor control PWM timers with dead-time generation and emergency stop – 2 × watchdog timers (Independent and Window) – SysTick timer: a 24-bit downcounter – 2 × 16-bit basic timers to drive the DAC ■ Up to 13 communication interfaces – Up to 2 × I2C interfaces (SMBus/PMBus) – Up to 5 USARTs (ISO 7816 interface, LIN, IrDA capability, modem control) – Up to 3 SPIs (18 Mbit/s), 2 with I2S interface multiplexed – CAN interface (2.0B Active) – USB 2.0 full speed interface – SDIO interface ■ CRC calculation unit, 96-bit unique ID ■ ECOPACK® packages | 
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发表于 2016-1-18 17:08:36
