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According to the conversion function, DC-DC converters are divided into two types: one is a voltage-voltage converter, and the other is a current-current converter. The speed regulation requirement...[Details]
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When LPC1768 uses systick in the code, it appears in the following form if (SysTick_Config(SystemCoreClock /1000))/1ms enters an interrupt/ { while (1); /* Stop here in case of error ...[Details]
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Test Introduction
This test involves measuring the VDD supply current consumption of a CMOS IC when the input is at VDD or VSS and the output is not connected. Figure 1 is a block diagram of the test...[Details]
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Recently, at the second Dishui Lake RISC-V Forum, Yu Xin, president of TimeQing Technology, introduced the company's newly launched RISC-V instruction architecture chip AT820.
Yu Xin s...[Details]
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1 Introduction
Lead-acid batteries are one of the most important devices in cars. They provide power for starting the car, turning the car motor, and supplying electricity for starting...[Details]
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Precautions for using oscilloscope probes
Precautions for using oscilloscope probes Connecting the signal to be tested to the oscilloscope correctly is the first step in the tes...[Details]
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Use the multimeter R×1k to measure its forward and reverse resistance. Under normal circumstances, the reverse resistance is relatively large. If the needle swings or other abnormal phenomena are fou...[Details]
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When the kidneys are close to failure or fail completely and permanently, waste products and excess water from the patient's metabolism begin to accumulate in the blood. This stage is called end-stag...[Details]
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Looking at the development of robot dogs, early robot dogs were large in size, heavy in weight, with insufficient joint flexibility, limited movement, and unable to adapt to complex operating environ...[Details]
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(1) STC routine analysis /* STC15Fxx series output PWM example with arbitrary cycle and arbitrary duty cycle*/ #define CYCLE 0x1000L //Define PWM cycle (maximum value is 32767) #define DUTY 10L //De...[Details]
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We know that there is a widely used instruction LDR in ARM CPU, which is mainly used to load data from memory (to be exact, address space) to general registers. However, both ARMASM and GNU ARM AS pro...[Details]
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picoChip has unveiled its roadmap for the next phase of
LTE
small cell systems for users, while also establishing itself as the first baseband company among Femto Forum members to support the...[Details]
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The full name of the equalizer is room equalizer. It is widely used in audio systems, but in most cases, it does not play its due role. It is an electronic device that can adjust the amplification ...[Details]
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1 Introduction
Voltage-stabilized power supply modules are widely used in circuits. Currently popular ones include LM78 and ASM117 series. Most of them have only 3 pins, simple structure a...[Details]
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As the green power movement continues to gain momentum, applications including home appliances, lighting and power tools, as well as other industrial equipment are taking advantage of the benefits ...[Details]
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