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"Ding Dong" doorbell 1. Experimental task: When the switch SP1 is pressed, the AT89S51 microcontroller generates a "ding-dong" sound and outputs it from the P1.0 port to the LM386, and then sends it ...[Details]
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Recently, the company developed a new project. For cost considerations, the space required can only be 32K+8K. LPC2131 (ARM7 microcontroller chip) was selected, and UCOS-II real-time operating system ...[Details]
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Engineers generally believe that switching power supplies will reduce the performance of ADCs, so they are usually willing to choose low-dropout (LDO) linear regulators instead of switching regulat...[Details]
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RS232 serial port communication
- serial port USART0 communication experiment
I. Experimental purpose
Using the serial port debugging software, the data sent by AT91SAM7S64 can be correctly r...[Details]
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In the global robot market, the performance of China's robot industry is very impressive. As the world's leading AI robot company, Geek+ insists on pursuing innovative development. Its business cover...[Details]
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1: Proportional operation circuit
Definition: A circuit that amplifies the input signal in proportion is called a proportional operational circuit. Classification: reverse proporti...[Details]
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The Russian-Ukrainian conflict and the resulting fuel price spike got me thinking about how to get better gas mileage in my car. I considered buying a car that got better gas mileage, but I had rea...[Details]
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Airspan Networks has announced a collaboration with ON Semiconductor, a leader in power-efficient innovation, to leverage its industry-leading Wi-Fi 6 high-performance solution for fixed wireless acc...[Details]
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In the past year, mature process chip production capacity has been in short supply, and wafer foundry quotes have also risen accordingly. Taking 8-inch wafers as an example, in 2021, the price of 8-i...[Details]
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With the accelerated development of cutting-edge technology fields such as autonomous driving, the importance and popularity of sensors have also been continuously improved. Faced with the increasing...[Details]
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The power batteries currently installed in vehicles can be divided into ternary lithium batteries and lithium iron phosphate batteries according to their types. However, the energy density of terna...[Details]
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1. Test environment: STM32C8T6 2. Test interface: 3. The serial port uses serial port 1, baud rate 9600 MCU pins------------CH340 pins VCC--------------------VCC GND-------------------GND PA9--------...[Details]
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This morning, Apple once again issued a special reminder to developers, stating that requirements for app privacy issues will be implemented from December 8th. Apple said that soon, before u...[Details]
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After more than a year of preparation, the new member of the Huawei nova series - Huawei nova 9 series will be officially released on September 23, and Yi Yang Qianxi will continue to serve as...[Details]
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After its debut at Telcel in Mexico in May this year, ZTE Blade V10 Vita has recently been launched in Germany, Spain, Czech Republic, Slovakia, Serbia, Russia, Ukraine and other countries. It will a...[Details]