STM32 芯片集成了专门用于 SPI 协议通讯的外设。 通讯引脚：SPI 硬件架构从 MOSI、MISO、SCK 及 NSS 线展开；STM32 芯片有多个 SPI 外设，它们的 SPI 通讯信号引出到不同的 GPIO 引脚上，使用时必须配置到这些指定的引脚。 SPI1是APB2上的设备，最高通信速率36Mbtis/s，SPI2 ...

22 SPI_InitStructure.SPI_Direction = SPI_Direction_2Lines_FullDuplex; //设置SPI单向或者双向的数据模式:SPI设置为双线双向全双工 23 SPI ...

The legendary rapper turned actor Ice Cube is amazing at inhabiting the image he's cultivated over many decades, and is comfortable playing around and sending himself up. And somehow, this is how ...

Learn how to arrange fruits into a colorful cube and decorate cookie bars with cream, berries, and chocolate. Search for Charlie Kirk's killer continues. Here's what we know. Nasa chief reveals ...

《嵌入式高阶C语言》第一节课：整数类型，你真得懂它吗？ 《嵌入式高阶C语言》第二节课：C语言的int类型字节数之谜 《嵌入式高阶C语言》第三节课：看透C语言中的变量定义 《嵌入式高阶C语言》第四节课：变量和函数的外部声明 《嵌入式高阶C语言》第五节 ...

Abstract: Smart cars are widely used in various industries, and their operating status is crucial to the production safety of the industry. In this paper, a set of intelligent car control system is ...

A race condition in the STM32 SPI driver can cause a permanent lockup when switching from TX to RX in half-duplex master mode. This issue was observed on an STM32H745 performing frequent 3-wire SPI ...

Ice Cube’s new movie “War of the Worlds” is the No. 1 film on Amazon Prime Video—but it is going viral for the wrong reasons and facing brutal mockery by social media users and critics, who have ...

The action is limited to glitchy video clips and whatever else might appear on a surveillance expert's screen in a cheap-looking thriller that suggests Amazon Prime as Earth's one-stop solution. “War ...

Getting a good night’s sleep has always been a bit of a challenge for me. I frequently move around throughout the night, trying to achieve the most comfortable position while trying not to overheat, ...

Blink and you'll miss it: A Purdue University student engineering team has built a robot that can solve a Rubik's cube in one-tenth of a second — faster than the average time it takes to blink an eye.