HL73221-1300-0H

　　 ISP Programming Procedure Notes 　　The program cannot be downloaded into the MCU. Possible errors include: If the preparation conditions are sufficient (the driver is installed successfully and S...[Details]

This article analyzes the principles and working characteristics of high-power LEDs. The characteristics of LEDs also determine the performance requirements of the driving power supply. LED lightin...[Details]

LED is a light-emitting tube with diode characteristics, which can only be powered in one direction. Usually, the brightness output of LED is proportional to the current passing through the LED, bu...[Details]

      On June 22, Microsoft's Surface brand's first smartphone, Surface Duo, is about to debut. 　　According to media reports, the Surface Duo released by Microsoft last year is expected to be availab...[Details]

Lithium-ion batteries are notorious for frequent internal short circuits that can ignite the battery's liquid electrolyte, causing the battery to explode and start a fire. Now, engineers at the Unive...[Details]

Memory Lock Bit (2) Protection Type LB Mode LB2LB1111 Memory protection feature is not enabled 210 Further programming of Flash and EEPROM is prohibited in parallel and SPI/JTAG serial programming mo...[Details]

I was a bit busy these two days. I soldered four buttons and realized GPIO input based on the LED light. This time we use the official library of ST company The key is to understand the functions of ...[Details]

    The Southwest Research Institute (SwRI) of the United States has officially begun to promote the first generation of vehicle-to-grid (V2G) centralized control system to manage and control th...[Details]

1. Basic principles of hardware design Good cost performance In the design of system hardware, it is important to pay attention to reducing the price as much as possible while meeting ...[Details]

Advances in serial data communications, power management, and power conversion technology make capturing, observing, and analyzing more complex signal details critical for accurate measurements and e...[Details]

Measured Performance 　　The design of the RadioAnt active antenna is shown in Figure 3. The radiating device is a single-turn half-ring, where the radiator on the short side of the shielding box is ...[Details]

Microcontroller Lesson 18: Interrupt System The concept of interruption What is an interrupt? Let's introduce it from an example in life. You are reading a book at home, and suddenly the phone ri...[Details]

Toyota Motor will provide the electric vertical take-off and landing aircraft of the American venture company Joby Aviation.   Toyota Motors (TOYOTA) announced that it will cooperate with Joby Aviati...[Details]

On February 27, Wingtech Technology disclosed on its official website that Wingtech Technology's Nexperia 12-inch wafer factory located in Lingang, Shanghai, broke ground in January this year and wil...[Details]

A grating is a light sensor based on light interference. It consists of three parts: a light source, a grating, and a light receiver. The light emitted by the light source generates interfere...[Details]