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On April 1, Fenghua Hi-Tech announced that the company's board of directors received a written resignation report from Mr. Wang Guangjun, the company's chairman, on March 31, 2020. Mr. Wang Guangjun ...[Details]
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Perhaps because of the rapid popularization of smart TVs, the Xiaomi TV box has not been updated for a long time. The official website is still selling the fourth-generation products, includin...[Details]
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The main system consists of the following parts:
1. Four drive units:
Cortex-M3 core, DCode bus and system bus (S-Bus), general DMA1 and general DMA2
2Four passive units
Internal SRAM, internal...[Details]
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Xiaomi has announced the pre-launch information for the "Believe It or Not" direct conference on April 1st. It will launch 20 new products and 9 super benefits at the 55-minute conference. So what ne...[Details]
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The author installed an automatic lamp in the corridor at the door of his house. It can automatically light up when someone passes by, and automatically turn off after the person leaves. It stops wor...[Details]
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/*****************************************************
File name : AD_on chip.c
Chip type : ATmega16L
Program type : Application
Clock frequency : 4.000000 MHz
Memory model : Small
External SRAM...[Details]
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I finished reading the GPIO development part of S3C2140A in the evening, and then wrote a small LED program according to the data sheet of 2440. To summarize, the program is as follows:
Initializatio...[Details]
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Introduction: There are only two external interrupt source input terminals in the MCS-51 series microcontroller. When there are more than two external interrupt sources, they must be expanded. The fo...[Details]
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According to data from the well-known analysis agency Strategy Analytics, German chip supplier Infineon surpassed in 2020 to become the world's largest automotive semiconductor supplier. The repor...[Details]
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The tone can be changed appropriately. Use medium-resistance headphones and a 1.5V battery in series for power. The entire analog radio is installed in a wooden or iron box, and the keypad, headph...[Details]
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Recently, at the Second Global IC Entrepreneurs Conference, Li Rui, senior vice president of Schneider Electric and head of the energy efficiency management low voltage business in China, delivered a...[Details]
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introduction
At present, medium and high power trolley speakers mainly use 12V lead-acid batteries as power supply. When the power is directly supplied, the output power of general amplifier...[Details]
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Has the 4G network slowed down recently? Some people think so, while others don't feel anything. However, there have been rumors online that 4G will be limited in speed in the 5G era, but China...[Details]
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The global semiconductor market is in a sluggish state, and TSMC's capacity utilization rate has plummeted in the first half of 2023. Although the explosion of generative applications has driven dema...[Details]
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1. When P0 is used as the address data bus, V1 and V2 work together to form a push-pull structure. When the level is high, V1 is turned on and V2 is turned off; when the level is low, V1 is turned...[Details]
Programming Basics
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