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Use the interrupt of timer T0 to play the theme song of "Desire"
#include //Header file containing the definition of 51 MCU registers
sbit sound=P3^7; //Define the sound bit as P3.7
unsigned int C;...[Details]
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Friends who have been playing with microcontrollers for a long time know that program running bugs are inevitable, and the repetitive debugging process is always painful. If you are not very familiar...[Details]
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The EVAL-FLTR-LD-1RZ active filter evaluation board is designed for Analog Devices, Inc., low distortion SOIC pinout op amps, including the following high performance devices : AD8000, AD8099, AD8045...[Details]
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#include "uart.h" #define UART2 #define uart_115200 1 void Init_UART2(void) { #ifdef UART2 UART1_CR1=0x00; UART1_CR2=0x00; UART1_CR3=0x00; #ifdef uart_9600 UART1_BRR2=0x03; /...[Details]
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Analysis of DC-LED driving technology route:
The LED driver circuit controls the power supply circuit for lighting the LED (light emitting diode). The forward voltage drop (VF) of the LED ch...[Details]
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1 Experimental phenomenon (four parameters: window (channel) + separator + parameter data)
2 Reference Program
2.1 Main function
...[Details]
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Details can be found in the FHS document, which can be downloaded from the website: http://www.pathname.com/fhs/ / ____/bin ____/sbin ____/dev ____/etc ____/lib ____/home ____/root ____/usr ____/va...[Details]
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If you are driving an LED, then a resistor of about 1K will do. If you want a brighter brightness, the resistor can be reduced, but the minimum value should not be less than 200 ohms, otherwise the c...[Details]
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For virtual memory in the kernel physical memory mapping area, virt_to_phys() can be used to convert kernel virtual addresses into physical addresses, and phys_to_virt() can be used to convert physic...[Details]
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1. ADC Introduction ADC (analog digital converter) is AD conversion, which converts analog quantity into digital quantity. The CPU itself is digital and discrete, while the external world is analog a...[Details]
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The stack pointer is mainly used to store temporary data, local variables and the return address of interrupts/subroutines. The stack pointer always points to the top of the stack. Note that the AVR ...[Details]
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In an internal memo obtained by MacRumors, Apple notified service providers that it is aware of an issue that may cause "pink squares or pixels" to appear on displays connected to the M1 Mac mini. ...[Details]
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On March 6, realme Vice President Xu Qi announced that the realme GT Neo3 equipped with MediaTek Dimensity 8100 processor will be launched soon.
The realme GT Neo3 is competing with the K50 se...[Details]
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Abstract: Aiming at the test requirements of SAR system, a SAR echo simulator based on DSP processor TS101 is designed. The simulator adopts standard CPCI 6U board. CPCI bus technology is used to r...[Details]
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Power loss model generation tool now includes passive components, enabling more accurate design modeling and helping customers get to market faster
Shanghai, China, November 14, 20...[Details]