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S3C2440A has 5 16-bit timers, each of which can work in interrupt mode or DMA mode. Timers 0, 1, 2, and 3 have PWM functions. Timer 4 is an internal timer and does not have an external output line. T...[Details]
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Against the backdrop of the rapid development of the
smart home and
service robot
industries, home appliance giant Haier and humanoid
robot
startup Leju have reached a strategic part...[Details]
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Electronic circuit troubleshooting can generally be done from input to input, or from output to input in reverse. Regardless of which direction you start from, electronic circuit fault detection can ...[Details]
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Ordinary motor: A motor is a device that converts electrical energy into mechanical energy. 70%-95% of the electrical energy absorbed by the motor is converted into mechanical energy, which is ofte...[Details]
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The working principle and usage of the keyboard are relatively simple. The following is a 4×4 array keyboard, the rows are connected to P3.0-P3.3, the columns are connected to P3.4-P3.7, and there is...[Details]
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Globally, electric vehicles are expected to generate more than 11 million tons of battery waste each year over the next 20 years. Battery solutions company Aceleron has developed a new recyclable a...[Details]
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The principle circuit for measuring DC voltage is shown in Figure 1-3. It consists of a meter head and multiple voltage-multiplying resistors. The positive and negative poles of the voltage to be mea...[Details]
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The oscilloscope current probe achieves accurate measurement of the current signal by testing the magnetic field signal generated by the current. Mainly used for measurement and analysis of conduct...[Details]
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Spigen's sub-brand Cyrill has launched a leather case accessory for Apple's long-rumored AirTags, which has been listed for pre-sale online, with a delivery date of "late October". The store lis...[Details]
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1. Overview The PXIe-5668R vector signal analyzer (VSA) provides 765 MHz bandwidth with best-in-class measurement performance and speed. This high-performance microwave signal analyzer can meet the d...[Details]
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NodeMCU implements subscription and publishing topics. 1. Key points literacy 1.1 MQTT 《MQTT Protocol--Introduction and Principles of MQTT Protocol》 《MQTT Protocol--MQTT Protocol Analysis》 1.2...[Details]
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The so-called withstand voltage tester can be called an electrical insulation strength tester, a dielectric strength tester, etc. according to its function. Its working principle is: a voltage higher...[Details]
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What kind of form should cars take in the era of intelligence? For ordinary users, the most intuitive feeling is the change in the cockpit, from the strictness and complexity of the mechanical era to...[Details]
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As we all know, packaging and testing is the most advanced link in the domestic semiconductor industry chain. At present, there are more than 300 packaging and testing manufacturers of all sizes in C...[Details]
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The temperature value is accurate to 0.1 degrees, LCD1602 display
The simulation circuit diagram is as follows
The c program is as follows:
#include reg51.h
#define uchar unsigned char...[Details]