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#include #include #define GPIO_LED P2 sbit K1=P3^1; void Delay10ms() ; //Delay 10ms void main(void) { unsigned int i,j; j=0xfe; //1111_1110 while(1) { GPIO_LED=j; if(K1==0) //Check if button K1...[Details]
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The simplicity of using a single microcontroller input pin to input multiple bits of information, compared to the complexity of a UART, can prove useful. This scheme allows scanning of a keyboard, mod...[Details]
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The device's quiescent current (IQ) is an important parameter for low-power, energy-efficient end equipment such as continuous glucose monitors (CGMs). The current consumed by an integrated circuit...[Details]
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On the afternoon of October 20, image quality assessment company DXOMARK released a new testing system - smartphone screen scoring, which is used to test and evaluate the quality of smartphone ...[Details]
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Embedded operating systems all have a certain degree of real-time performance and are easy to cut and scale. They can be suitable for various ARMCPUs from ARM7 to Xscale and various grades of applica...[Details]
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1. GPIO LED lighting procedure:
GPIO has various functions, such as driving LED lights, obtaining key input information...
To drive LED lights, you need to configure GPIO as above.
Basic kn...[Details]
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Respiration rate is an important vital sign that helps understand a person's overall health and sleep quality. Respiration rate and breathing patterns are also considered to be good indicators of ...[Details]
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High speed countercurrent chromatography (HSCCC) is a powerful separation technique that is increasingly being applied to natural product chemistry. Instrumentation for analytical HCCC is available ...[Details]
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/*------------------------------------------ Function: Use the internal timer 0 of the 51 MCU and output from port P1^0 Square wave with a period of 2ms Author: Zhang Kaizhou Date: 2019-5-14 22:44:19...[Details]
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Qualcomm previously launched the new generation Snapdragon 870 chip. Motorola then announced its own new generation flagship Motorola Edge S, and said it will be the world's first to be equippe...[Details]
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The Cortex M3 kernel has three startup modes: A. The interrupt vector table can be located in the SRAM area through the boot pin setting, that is, the starting address is 0x2000000, and the PC poin...[Details]
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As socialism with Chinese characteristics enters a new era, building a modern economic system is an urgent requirement for crossing the threshold and a strategic goal for my country's development. ...[Details]
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assert_param can be found everywhere in the HAL library functions of STM32. So what is its function? First, let’s look at where it is used: The purpose here is obvious, it is to check the pa...[Details]
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Nowadays, the way for Chinese people to get rich is no longer through real estate or demolition compensation. You can become a billionaire by making semiconductors! On July 22, accompanied by the s...[Details]
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Tools and Materials ● 936 soldering station, diagonal pliers, needle-nose pliers, tweezers, lead-free solder, electric screwdriver, soldering oil, handheld multimeter, hand drill and several drill b...[Details]
DSP and ARM Processors
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