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Current: The directional movement of electric charge is called current. In the circuit, current is often represented by I. There are two types of current: direct current and alternating current. T...[Details]

The Analog Devices AD8553 auto-zero instrumentation amplifier has a unique structure in which its two gain-setting resistors have no common node (Reference 1). The front stage of the IC is a precisio...[Details]

On April 23, American chipmaker Intel and the US Department of Defense further deepened their cooperation to jointly develop the world's most advanced chip manufacturing process. This cooperation i...[Details]

China Energy Storage Network: Electric technology is the future of a green planet, and battery technology is the foundation of electric technology and the key to restricting the large-scale d...[Details]

  Designers of handheld devices such as cell phones, digital cameras, MP3 players and PDAs are continually challenged to provide more functionality in a smaller form factor while reducing overall sys...[Details]

All on-chip peripherals of the STM chip need to set the clock manually. Three different clock sources can be used to drive the system clock (SYSCLK):  HSI oscillator clock: generated by an internal 8...[Details]

1. Static display of a single digital tube /*-------------------------- Function: Static display of a digital tube Author: Zhang Kaizhou Date: 2019-5-16 21:18:17 --------------------------*/ #inclu...[Details]

Arm is a British chip architecture company founded in 1990. It was acquired by SoftBank of Masayoshi Son in 2016, but its headquarters is still in Cambridge, UK. It is reported that Arm itself does n...[Details]

1. Most single-chip microcomputers have only one system clock. It is the driving source of each beat of the CPU. This frequency is generally several MHz. The speed is relatively fast, and its purpose...[Details]

Like most methods of measuring resistance with a multimeter, when using a pointer multimeter to detect the quality of a positive temperature coefficient thermistor, we need to adjust the multimeter t...[Details]

A servo drive is also called a servo controller or a servo amplifier. It is a device dedicated to servo motor control, and its status is similar to that of a frequency converter to an ordinary moto...[Details]

External interrupt Function: The eight LED lights D1 to D8 light up in sequence. Press the button to jump to the interrupt service program. At this time, all 8 LED lights go out, D9 flashes three tim...[Details]

Forward Voltage Testing Understanding how new building block materials such as graphene, carbon nanotubes , silicon nanowires or quantum dots will function in future electronic devices requires the u...[Details]

4.2 CAN communication module design 　　The CAN communication module includes controller initialization, data receiving and sending subroutines. SJA1000 has two states: reset mode and working mode, a...[Details]

I recently wrote a serial communication program on STM32, but the serial port does not work after downloading and resetting. The initialization code is as follows: // Initialization structure of GP...[Details]