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On March 24, it was reported that foreign whistleblower Jon Prosser shaved off his eyebrows due to a wrong prediction. Jon Prosser has always been known for his accurate revelations. Earlier, ...[Details]
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Two months ago, Huawei's joint chip development with STMicroelectronics (ST) became known to the outside world. In addition to smartphones, the two parties will focus on chip development in automotiv...[Details]
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Android 11 will bring many features and improvements, including a "Conversations" category in the notification menu, which will help manage all ongoing chats in various messaging services and f...[Details]
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Introduction: This article provides an example of a 89C51 programmer driver /* 89C51 series CPU programmer receives CPU program*/ #include reg51.h #include intrins.h #include absacc.h #define e ...[Details]
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· Yuntu released the YTM32B1H series of high-end automotive-grade MCU chips, which feature high safety and stability and meet ASIL-D certification standards. · Yuntu's three product matrices of "ge...[Details]
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0 Preface
In modern industrial production and scientific and technological research, various data need to be collected. The commonly used data collection method through data acquisition boards ha...[Details]
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This figure shows a solar cell powered LED driver applied to an LED emergency flashlight. When the flashlight is off, the LTC3536 is in shutdown mode. Its quiescent current of less than 1μA minimiz...[Details]
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(Image source: XNRGI official website) According to foreign media reports, Washington startup XNRGI plans to launch a "porous" silicon battery. Compared with traditional lithium-ion batteries, t...[Details]
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To understand the segmented memory function of the oscilloscope, let us first look at what problems this function solves and what its value is. First of all, we must make it clear that the digital ...[Details]
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In the past , in order to fully profit from the white light LED beam, LED manufacturers have developed large-size LED chips in an attempt to achieve their desired goals. However, in fact, when th...[Details]
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The basic principle of keystroke is to set the MCU IO port (PB0-PB3) to input state, such as DDRB = 0XF0 (direction register, "1" is output, "0" is input); The microcontroller always detects the st...[Details]
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****************************************************************** 1. The operand is in register, R0--R7 2. Operands are in internal RAM 3. Operands are in external RAM But they are all similar. For ...[Details]
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Bandwidth is defined as the point on the amplitude versus frequency diagram at which the measurement system is 3dB below the reference level, as shown in Figure 4.7, which illustrates the response ...[Details]
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#include
#define uchar unsigned char
#define uint unsigned int
__CONFIG(0X3B31);
const uchar table ={0x3f,0x06,0x5b,0x4f,0x66,0x6d,0x7d,
0x07,0x7f,0...[Details]
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This article is about testing my own PHILIPS E27 spiral lamp energy-saving lamp and sharing some conclusions. Let's take a look. My living room and dining room have been using PHILIPS E27 spiral ...[Details]
PCB Design
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