今天学习的是通用定时器的比较输出功能，也就是PWM；从它的工作过程图中很容易看出，就是计数器与比较值CCRx作比较，可以产生对应的IO口逻辑。而具体的对应关系需要对相应的寄存器进行配置。1）首先是选择工作模式，即对CCMR1的OC1M[2:0]配置，模式1是计数器 ...

Apple successfully released the new iPhone 17 lineup and iPhone Air with promising features to improve the user experience, but something went under the radar during the announcement. One new feature ...

The iPhone 17 models include an Accessibility setting to disable pulse width modulation (PWM), according to information found in the iOS 26 release candidate. There will be a toggle located in the ...

Git isn’t hard to learn. Moreover, with a Git GUI such as Atlassian’s Sourcetree, and a SaaS code repository such as Bitbucket, mastery of the industry’s most powerful version control tools is within ...

The PWM refresh rate of your smartphone’s display is something you probably never think about, and that most people probably have no idea even exists. But, for some, that rate can make or break the ...

This project provides a bare-metal firmware for the STMicroelectronics B-U585I-IOT02A Discovery Kit to control an external RGB LED using PWM signals. The PWM duty cycle for each color channel (Red, ...

Today from the team at Cesanta Software — the people who gave us the open-source Mongoose Web Server Library and Mongoose OS — we have an article covering how to build an STM32 web dashboard. The ...

Robbie has been an avid gamer for well over 20 years. During that time, he's watched countless franchises rise and fall. He's a big RPG fan but dabbles in a little bit of everything. Writing about ...

Instead of the conventional approach of backing up a DAC with an amplifier to boost output, this design idea charts a less traveled by path to power. It integrates an LM317 positive regulator with a ...