A2501H-4P

Assume that the MCS-51 microcontroller uses a 12MHz crystal oscillator, and wants to use a timer to generate a pulse with a duty cycle of about 30% and a period of 60ms at port P1.0. ;==============...[Details]

In the previous routines of running lights, we are used to "bits". One bit is the on and off of a light, but the instructions we learned are all introduced with "bytes": byte movement, addition, subtr...[Details]

I have been in contact with STM32 for a while, and I have a simple introduction to it. However, due to some reasons, I am only writing this entry-level key-related program today, which is divided int...[Details]

Contents The invention relates to an apparatus and a method for verifying temperature measurements in an ultrasonic flow meter. Background of the Invention Natural gas is transported from one place...[Details]

TUV Rheinland Group (TUV Rheinland) has entered the field of electric vehicle power battery testing. TUV Rheinland, a global testing service provider, has joined hands with ConAC in Aachen, Germany t...[Details]

The serial port mentioned in embedded systems generally refers to the UART port, but we often don't understand the difference between it and the COM port, as well as the relationship between RS232 an...[Details]

iDropNews, known for its accurate leaks about Apple products, shared important information with its followers regarding the curious iPhone 14 launch date. The analyst said that the new generation of ...[Details]

ARM has 7 exceptions, namely: 1. Reset 2. Undefined instructions 3. Soft interrupt 4. Prefetch instruction termination 5. Data Termination 6. Interrupt Request (IRQ) 7. Fast Interrupt R...[Details]

1 Exceptions and interrupts (Cortex-M3) 1.1 Exceptions and Interrupts Exact words:  The Cortex-M3 is equipped with an exception response system at the core level, supporting a large number of s...[Details]

Test the working principle of DMA in driver mode. The user-level program continuously calls ioctl to trigger the DMA operation completed in the driver, moves the memory data block from one consecutiv...[Details]

After reading and understanding the official protocol document of I2C, let's use s3c2440 and EEPROM to verify it.         Originally I wanted to use the SDA and SCL pins of s3c2440 to be reused as GP...[Details]

1. Details In the previous lecture, we know that the initial value of the "16-bit variable" synthesized by TH0 and TL0 must be at least 0 and cannot be a negative number. So we have to satisfy: 6...[Details]

Whether it is a gasoline car or an electric car, brand manufacturers are constantly adding new features to improve safety, entertainment and other user experience. In a typical automobile productio...[Details]

Jiwei.com reported on March 11 that a digital blogger had earlier revealed that after the Nut mobile phone team was merged into other teams of ByteDance, according to internal information, the office...[Details]

    Precision agriculture has become a trend in the development of agriculture in my country. Timely and accurate acquisition of farmland information is the basis for the implementation of precision a...[Details]