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1. Hardware circuit and principle To make the electric fan send out natural wind, it is necessary to change the strength of the fan, that is, to change the voltage and current of the fan motor, there...[Details]
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As a major supplier of smartphones and automotive electronics, STMicroelectronics provides technical support for greater convenience and security in these two important intersecting markets. STMicr...[Details]
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Length: The length measured by the network cable tester is the actual length of the cable. Due to the twisted-pair structure, the actual length is longer than the cable length, so the test standard h...[Details]
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On October 24, at the 18th collective study session of the Political Bureau of the CPC Central Committee, General Secretary Xi Jinping emphasized that the integrated application of blockchain techn...[Details]
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The I2C bus is a very common bus in electronic products. Its advantage is that it only needs two lines to connect many ICs in parallel for control. However, due to the multi-device and open drain a...[Details]
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An IR link can be tested by using a circuit that converts the IR (infrared) generated photocurrent into an amplified current that then drives a standard LED (Figure 1). This method provides vi...[Details]
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No one would have thought that the Mercedes-Benz S, which has always led the industry trend with its interior design, would attract global attention this time because of a large-size AR HUD. In the d...[Details]
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Default startup parameters: bootargs=root=/dev/mtdblock2 rootfstype=yaffs2 init=/linuxrc console=ttySAC0,115200 bootcmd=nand read 0xc0008000 0x200000 0x500000;bootm 0xc0008000 baudrate=115200 ethaddr...[Details]
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www.onsemi.cn This demonstration uses a common kitchen blender to illustrate how a single touch sensor switch can replace eight standard mechanical switches in white goods applications, demonstrating...[Details]
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Taking the 4X4 keyboard as an example, first make the circuit as shown below. Then connect HOR1-HOR4 to the input pins of the microcontroller; LON1-LON4 to the open-drain output pins of the micro...[Details]
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On November 6, Panasonic 4D Mobility Technology Service (Beijing) Co., Ltd. was established. The company's registered capital is RMB 30 million, and its business scope includes sales of computers, so...[Details]
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Many series of STC microcontrollers have integrated EEPROM memory (actually Data Flash) to facilitate user use. It is really thoughtful! I wrote a small program today and tested it. It works normally...[Details]
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The SPI interface is becoming a popular choice in automotive applications, including sensors, display consoles, navigation systems, booting through SPI flash memory, etc. SPI's low pin count and co...[Details]
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1. Unified program structure
OB1: main program;
OB100: Initialization program (no need to call the main program);
OB35: 100ms (modifiable) interrupt (no need to call the main program...[Details]
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K60 can use almost any GPIO as an external interrupt
To use external interrupts, you need to configure the registers and write the interrupt function.
Here I use pin 19 of port A as the key...[Details]
Analogue and Mixed Signal
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