客户在使用 STM32H7 的时候，想要使用 DWT 计数来测量代码执行时间，评估执行效率。客户发现在重新上电或 reset 后，无法启用 DWT 进行计数。 在 ARMv7-M 架构中有个 DEMCR 寄存器，这个寄存器可以控制 DWT 的使能。在power-on reset 后这个寄存器所有位的值都为 0。

STMicroelectronics announced the release of its STM32F446 microcontrollers that introduce new choices for designers by combining enhanced ARM® Cortex®-M4 processing performance, compact 256Kbyte or ...

Geneva -- February 18, 2014-- STMicroelectronics (NYSE: STM), a global semiconductor leader serving customers across the spectrum of electronics applications, and a leader in ARM ® Cortex ®-M ...

Geneva, January 16, 2014 - STMicroelectronics (STM), a global semiconductor leader serving customers across the spectrum of electronics applications, has extended its STM32 F0 microcontrollers based ...

With the ARM Cortex M based microcontrollers continue to do well in the market, the leading microcontroller chip maker STMicroelectronics takes the growth of its STM32 ARM Cortex M based ...

Geneva, Switzerland, March 19, 2024 – STMicroelectronics (NYSE: STM), a global semiconductor leader serving customers across the spectrum of electronics applications, has introduced a new generation ...

[Andy Brown] has been working on a series of tutorials revolving around the STM32 processor family. He’s using the STM32plus development board, with an STM32F1 ARM Cortex M3 processor to drive a ...

STMicroelectronics introduces the industry’s first 18nm microcontrollerfor high-performance applications STM32V8 is the first ...

STMicroelectronics' new STM32F767/769 microcontrollers (MCUs) with rich memory, graphics and communication peripherals bring ARM Cortex-M7 processing power. STMicroelectronics' new STM32F767/769 ...