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LPC21XX series ARM programming points: 1. Unused pins are initially set as outputs. 2. After waking up from power-down mode, the PLL recovery must be done by software. Usually, the PLL is activat...[Details]
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From January to July 2023, total domestic sales of new passenger cars were 10.9894 million units, a year-on-year increase of 3.6%. The sales volume of passenger cars equipped with L1 ADAS functions w...[Details]
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1. S7-200 series
S7-200 is a small programmable controller, suitable for automation of detection, monitoring and control in various industries and occasions. The powerful functions of the S7-2...[Details]
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1.1 Background Events
When the anesthetic dosage exceeds the standard, it is easy to cause cardiac arrest and respiratory arrest, thus causing brain damage. Traditional anesthetic injection relies ...[Details]
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1 Introduction
ARM9 is increasingly widely used in various bioelectronic instruments, and the fully automatic biochemical analyzer is a typical application. The temperature has a great inf...[Details]
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Abstract: Conductivity measurement is mainly used to detect the purity of water. It is an effective, simple and reliable method to detect ionic impurities in water. Conductivity measuring instruments...[Details]
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On February 21, the Shenzhen Development and Reform Commission issued a notice on further standardizing the management of new energy vehicle charging and swapping facilities. It proposed to strengt...[Details]
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Due to work needs, I installed iar for stm8. The company's god sent a program. However, after installation and completion, the compilation failed. The reason for failure is as the title. I looked up ...[Details]
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The market size of lithium batteries is huge. According to relevant statistics, by 2015, the production capacity of lithium batteries will exceed 5 billion Ah.
On October 21, Li Zhongdong, cha...[Details]
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Since the actual operating conditions of PV modules are difficult to reach STC conditions and the PR value is about 80%, the power transmitted by PV modules to the inverter is difficult to reach th...[Details]
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This article introduces a switching DC regulated power supply circuit based on TOP224P. As shown in the figure below, two integrated circuits are used in the circuit: TOP224P three-terminal monolit...[Details]
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It is no accident that Xilinx FPGA products play an increasingly important role in the design and development of today's most demanding digital signal processing (DSP) systems. After more than two ...[Details]
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Background on Optocouplers and Digital Isolators Optocouplers use light from an LED to transmit data across an isolation barrier to a photodiode. When the LED turns on and off, logic high and low si...[Details]
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CPU performance from Intel and AMD has improved significantly over the past five years. Increases in CPU performance require more precision and complexity in the voltage regulators that power them.
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Single-phase 220V capacitor motor is a common household electrical appliance motor, widely used in electric fans, air conditioners, washing machines and other equipment. Due to its simple structure...[Details]
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