LP2981AIBP-2.5

In 2017, Sanan Optoelectronics achieved sales revenue of 8.394 billion yuan, operating profit of 3.856 billion yuan, and net profit attributable to shareholders of the parent company of 3.1...[Details]

1. Principle 1. Infrared emission protocol The infrared transmission protocol has been written in the previous article , so I will not repeat it here. 2. Timer counting and input capture A timer...[Details]

In the actual project development process, it is common to encounter modifications to the hardware circuit, and then the modified part requires the modification of the driver. Thinking about the comi...[Details]

1. Initial understanding of FSMC: FSMC consists of 4 modules: (1) AHB interface (including FSMC configuration register) (2) NOR flash memory and PSRAM controller (when driving LCD, LCD is like a PSRA...[Details]

According to foreign media reports, the 2018 GMC Terrain Denali is equipped with multiple collision detection systems, and a recent test verified the safety of the system. Even when driving in a bu...[Details]

1. FSMC Brief           FSMC, the Flexible Static Storage Controller, is capable of interfacing with synchronous or asynchronous memories and 16-bit PC memory cards. The FSMC interface of STM32 s...[Details]

STM32 has two watchdogs: independent watchdog and window watchdog. This article mainly introduces the use of independent watchdog. Independent watchdog (IDWG): driven by an independent 40KHZ low-sp...[Details]

Use the STM32 timer input capture module to control 3-way ultrasonic sensors. The  ultrasonic sensor used this time is the common HC-SR04, which is often used in the obstacle avoidance system of smal...[Details]

STM32 has three startup modes. In RM0008 downloaded from the ST official website, you can find the startup-related configuration instructions: Translated into Chinese: The storage media corresp...[Details]

When STM32 uses JTMS (PA13) and JTCK (PA14) as normal I/O ports, add the following code before initialization (the order cannot be reversed):   RCC_APB2PeriphClockCmd(RCC_APB2Periph_AFIO, ENABLE); G...[Details]

Mixed reality (augmented and virtual reality) is the next computing frontier after the PC in the 1970s, the web in the 1990s, and mobile platforms in the 21st century. MR is the most unique...[Details]

Simple programming question for single-chip microcomputers: write a 10-digit decimal addition subroutine (decimal numbers are stored in compressed BCD code) Input: addend: 24H-20H, the lower address ...[Details]

Design a program for the 51 single-chip microcomputer. It is known that the crystal oscillator frequency of the 89C51 single-chip microcomputer is 12MHz, and it is required to use T1 timing to output...[Details]

The CAN of the STM32 ordinary chip has 14 filter groups (the interconnected type has 28 filter groups) to filter the received frames. Each filter group includes 2 configurable 32-bit registers: CAN_F...[Details]

International Solar Photovoltaic Network News: On November 21, Australia's SMA Solar Technology Co., Ltd. signed a contract with the local government to provide photovoltaic inverters with an insta...[Details]