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STM32是一系列由ST Microelectronics(意法半导体公司)推出的微控制器(MCU)。这些微控制器基于ARM Cortex-M架构,并且提供各种不同的封装和引脚配置。STM32系列中一些受欢迎的微控制器包括STM32F103,STM32F407和STM32F429。 STM32微控制器以其低功耗,高性能和广泛的功能而闻名。它们通常用于物联网设备,可穿戴技术和其他需要低功耗和高性能的应用。 总体而言,STM32微控制器是许多开发人员的首选,因为它们的多功能性,可靠性和广泛的功能。
ST:指意法半导体
M:指定微处理器
32:表示计算机处理器位数
【官方描述】
STM32 is a family of microcontrollers from STMicroelectronics, a multinational semiconductor company. STM32 chips are used in a wide range of applications, from simple microcontroller-based projects to complex systems for industrial and automotive use. STM32 chips are based on the ARM Cortex-M architecture and are available in a variety of different packages and pin configurations. Some popular STM32 chips include the STM32F103, STM32F407, and STM32F429 microcontrollers. STM32 chips are known for their low power consumption, high performance, and wide range of features. They are often used in IoT (Internet of Things) devices, wearable technology, and other applications where low power consumption and high performance are critical. Overall, STM32 chips are a popular choice for many developers due to their versatility, reliability, and wide range of features.
【MCU】
MCU:微控制器单元(MicroController Unit):是把中央处理器、存储器、定时/计数器(timer/counter)、各种输入输出接口等都集成在一块集成电路芯片上的微型计算机。
STM32的应用领域包括但不限于:
总的来说,STM32在各个领域都有广泛的应用。
STM32F103C8T6
STM32硬件:STM32F103C8T6最小系统板
在小容量、中容量和 大容量产品中,主系统由以下部分构成:
● 四个驱动单元:
─ Cortex™-M3内核DCode总线(D-bus),和系统总线(S-bus)
─ 通用DMA1和通用DMA2
● 四个被动单元
─ 内部SRAM
─ 内部闪存存储器
─ FSMC
─ AHB到APB的桥(AHB2APBx),它连接所有的APB设备
这些都是通过一个多级的AHB总线构架相互连接的,如下图所示:
引脚图
STM32F103C8T6引脚定义
在STM32F10xxx里,可以通过BOOT[1:0]引脚选择三种不同启动模式。
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