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The instruction set of the ARM microprocessor is of the load/store type, that is, the instruction set can only process data in registers, and the processing results must be placed back in the reg...[Details]
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As the brightness increases and the price decreases, the market potential of white light LED in the field of general lighting is growing. The use of white light LED in the general lighting industry...[Details]
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#include
#include
#define uchar unsigned char
#define DELAY5US _nop_(); _nop_(); _nop_(); _nop_(); //Delay 5us
#define WriteDeviceAddress 0xa0 //Write the addressing address of the I2C periph...[Details]
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This paper analyzes the working principle of the voltage protection circuit composed of a single junction transistor and a thyristor, and proposes a circuit that uses the LM339 voltage comparator to ...[Details]
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In 2021, the 5G mobile phone terminal market is facing a reshaping. The new round of Apple fever is expected to drive a wave of 5G phone replacement, and the related industry chain will usher in incr...[Details]
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The controller is a main command device that changes the wiring of the main circuit or control circuit and the resistance value in the circuit in a predetermined order to control the starting, spee...[Details]
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Chipletz uses Siemens EDA solution to overcome Smart Substrate IC packaging technology
Siemens Digital Industries Software recently announced that fabless substrate startup Chipletz ...[Details]
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Part 1: Concepts and definitions of power indicators
1. Several indicators describing the impact of input voltage on output voltage
1. Absolute voltage regulation coefficient:
A. Ab...[Details]
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Space and cost constraints have always been important factors in the design of consumer electronics, so that the products that enter the market are beautiful and attractive, and offer competitive pri...[Details]
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A multimeter, also known as a multimeter or multiplexer, is the most basic and indispensable measuring tool for electronic engineers. Its basic functions include: measuring AC and DC voltage, AC and ...[Details]
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STM8S has no peripheral circuits. The MCU CAP is connected to the 104 capacitor reset and the pull-up resistor. All other pins are left floating. The following program is used to test the current as ...[Details]
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We have mentioned a lot about wireless routers in the previous article. I believe everyone has a certain understanding of the basic knowledge, configuration, and some related troubleshooting of wir...[Details]
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1. MSYS domain: ARMCLK: The clock that provides power to the CPU core, also known as the main frequency. HCLK_MSYS: High frequency clock of MSYS domain. Used by (DMC0 and DMC1). PCLK_MSYS: Low-freque...[Details]
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According to foreign media reports, STMicroelectronics has launched VN9D30Q100F and VN9D5D20FN, which are said to be the first representatives of a new generation of smart switches in the automotiv...[Details]
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How do we choose a power module in power design ? The premise of the selection is that we have to understand various power supplies and the differences between them , so that we can choose the powe...[Details]
Analog electronics
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