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菜鸟
2014-10-25 19:02:06     打赏
11楼

楼主觉得 STM32F030R8 如何


价格应该和STC15F2K61S2差不多


看性能


Key Features
  • Core: ARM®32-bit Cortex™-M0 CPU, frequency up to 48 MHz
  • Memories
  • 16 to 64 Kbytes of Flash memory
  • 4 to 8 Kbytes of SRAM with HW parity checking
  • CRC calculation unit
  • Reset and power management
  • Voltage range: 2.4 V to 3.6 V
  • Power-on/Power down reset (POR/PDR)
  • Low power modes: Sleep, Stop, Standby
  • Clock management
  • 4 to 32 MHz crystal oscillator
  • 32 kHz oscillator for RTC with calibration
  • Internal 8 MHz RC with x6 PLL option
  • Internal 40 kHz RC oscillator
  • Up to 55 fast I/Os
  • All mappable on external interrupt vectors
  • Up to 36 I/Os with 5 V tolerant capability
  • 5-channel DMA controller
  • 1 x 12-bit, 1.0 μs ADC (up to 16 channels)
  • Conversion range: 0 to 3.6 V
  • Separate analog supply from 2.4 up to 3.6 V
  • Up to 10 timers
  • One 16-bit 7-channel advanced-control timer for 6 channels PWM output, with deadtime generation and emergency stop
  • One 16-bit timer, with up to 4 IC/OC, usable for IR control decoding
  • One 16-bit timer, with 2 IC/OC, 1 OCN, deadtime generation and emergency stop
  • Two 16-bit timers, each with IC/OC and OCN, deadtime generation, emergency stop and modulator gate for IR control
  • One 16-bit timer with 1 IC/OC
  • One 16-bit basic timer
  • Independent and system watchdog timers
  • SysTick timer: 24-bit downcounter
  • Calendar RTC with alarm and periodic wakeup from Stop/Standby
  • Communication interfaces
  • Up to two I2C interfaces: one supporting Fast Mode Plus (1 Mbit/s) with 20 mA current sink
  • Up to two USARTs supporting master synchronous SPI and modem control; one with auto baud rate detection
  • Up to two SPIs (18 Mbit/s) with 4 to 16 programmable bit frame
  • Serial wire debug (SWD)



工程师
2014-10-25 21:29:07     打赏
12楼
价格吧。stm这个明显更加好用,功能齐全,不过入门大家有点慢。

高工
2014-10-25 22:39:34     打赏
13楼

顶一个


助工
2014-10-26 12:24:48     打赏
14楼
性能和价格倒是没得说关键做开发的话,51相对来说会简单以及快捷一些,大家起步学习扎实基础也容易

院士
2014-10-27 17:35:01     打赏
15楼
第一个帖,我很满意,设精

高工
2014-10-27 19:56:17     打赏
16楼
真心不错的好板!支持楼主。讲得知识很实用!在哪可以购得此板?

院士
2014-10-27 21:03:48     打赏
17楼
我就是买不到stm32f030的芯片。

高工
2014-10-28 00:54:15     打赏
18楼

晚了一步

心疼咩!!!!!!


院士
2014-10-28 10:38:34     打赏
19楼
别急,以后会有

菜鸟
2014-10-28 11:11:48     打赏
20楼
赞一个

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