JJL36250T

Using AT89S51 microcontroller, modify the original one to turn the LED on for 4s and off for 2s. Thank you. Use a timer. (The program is written in the answer, omitted here - just a note) The origi...[Details]

      Redmi has previously officially released the Redmi K30 Extreme Commemorative Edition. Today, the official also released real photos of the K30 Extreme Commemorative Edition replica limited gift...[Details]

1 Introduction     Pulse MIG welding has attracted the attention of many welding workers at home and abroad for its advantages such as being able to achieve droplet transition within a large current ...[Details]

　　1. Acidity meter 　　pH meter is a commonly used instrument, mainly used to accurately measure the pH value of liquid media. It can also measure the MV value of ion electrode potential when equipped ...[Details]

    There are generally two ways to add a boot screen to Wince:     1. Define a constant large array in the file, such as const unsigned char logo . Use a for loop to copy the array to the framebuffe...[Details]

The core of electronic equipment is the circuit board, which is assembled by welding various types of electronic components. If the equipment fails or short-circuits, the cause is mostly due to the f...[Details]

System environment: Crosstool: arm-linux-gcc-4.4.3 Hardware environment: Host：X86PC Target：SMDK2416 Software environment: Host：debian5 Target：arm-linux kernel:linux-2....[Details]

According to Jiwei.com, "From the current perspective, the development status of the domestic EDA industry is still far behind that of foreign countries." Recently, Lin Junxiong, CEO of Guowei Sirxin...[Details]

 According to foreign media reports, on September 17, local time, the US Patent and Trademark Office officially announced 60 new patents of Apple, including a new intelligent hinge system using varia...[Details]

Recently, a ARM7+uClinux project needs to use a timer, but the timing accuracy requirement is not very high. So I thought of the LibRT library. The POSIX 100b.3 standard timer and message queue inter...[Details]

Bosch and Daimler have reached a new milestone in the field of autonomous driving: the two companies have received approval from the relevant authorities in Baden-Württemberg to use the automated val...[Details]

　　1. Complete functions, safe, rapid and accurate fault testing. The cable fault tester uses low-voltage pulse method and high-voltage flashover method for detection, and can test various cable fault...[Details]

In a remote ECG monitoring system, the ECG signal collector is an important terminal device for the on-site collection, storage and transmission of ECG signals. One of the basic requirements for the c...[Details]

Jiwei.com reported on September 24 (Text/Ye Zi) that today, OPPO officially released ColorOS 11, one of the first systems based on the underlying Android 11. OPPO Vice President Wu Henggang announced...[Details]

GSM is a common VOIP voice codec library, which is implemented in Linux using libgsm. The libgsm library is needed in the project. So try to compile the GSM library directly. The official website h...[Details]