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AT89C51 is used as the main device. Four PCF8591 chips are connected to the I2C bus. The chip addresses are (OOOb, OlOb, 020b, 400b) respectively. P3.6 of 89C51 is used as the SCL signal. P3.7 is u...[Details]
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Diodes Incorporated's high-precision bidirectional current monitors provide accurate measurements at a low BoM cost
Diodes Incorporated (Diodes) today announced a series...[Details]
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I have seen some examples of STC microcontrollers downloading programs without powering off on the Internet. However, they all require serial port interrupts to complete. The following is a program sn...[Details]
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From radio to Bluetooth music to CarPlay/CarLife, the demands of car owners are constantly increasing, and the intelligence of car systems is also constantly upgrading. For example, the 2020 Passat, ...[Details]
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1. First modify the two files of the u-boot source code 1.1 Change config.mk in the u-boot root directory, #DBGFLAGS= -g to: DBGFLAGS= -gdwarf-2 1.2 Change PLATFORM_CPPFLA...[Details]
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After 70 years of hard work and perseverance, Guangdong Power Grid has grown from a single light to a huge number of lights, from nothing to something, from weak to strong, and has taken on a new l...[Details]
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introduction
VOIP (Voice Over IP, voice service implemented by sending IP data packets) is a technology that uses the Internet as a transmission carrier to implement voice communication betwee...[Details]
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There may be many reasons for the reduction of motor insulation resistance, including environmental factors, material aging, mechanical damage, high temperature, humidity, etc. To improve the insul...[Details]
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"China's door of opening up will not close, but will only open wider and wider." This is the strong message of the times sent by China to the world. After a year, the second China International Impor...[Details]
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On December 7, ArcherMind Technology announced that it received government subsidies of approximately RMB 11.19 million, a total amount that reached the previous session. The audited net profit attri...[Details]
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Step 1: Required Parts 1。LM358 IC 2. 3 1K resistors 3. 10K pot 4。 LED 5. buzzer 6. wire 7. male title 8. Perfboard and soldering kit Step 2: Theory We just build it using OPAMP as the comparator....[Details]
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The servo motor speed control and torque control are both controlled by analog quantity, and the position control is controlled by sending pulses. The specific control method should be selected acc...[Details]
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I was debugging a design recently and discovered a short from the ground plane to the power plane. I can't find a milliohmmeter or equivalent tester to look for this type of short circuit. So, I sear...[Details]
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A year ago, Scale and NuTonomy released the autonomous driving dataset NuScenes, claiming that the dataset surpassed datasets such as KITTI, Baidu ApolloScape, and Udacity autonomous vehicle data in ...[Details]
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New passenger cars, trucks, buses and even motorcycles have become mobile networks that connect numerous features and functions, such as built-in controls, mobile media and wireless networks. Appli...[Details]
RF/Wirelessly
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