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1 Introduction
Organic electroluminescent display, also known as organic light emitting diode (OLED) or organic light emitting display (OLED), has obvious advantages over the popular liqui...[Details]
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When I was compiling the program, I encountered a problem: the output of this program should be 57H 53H 07H D0H , but the actual debugging output was 53H 07H D0H, and the first byte 57H was lost. In ...[Details]
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Classic CPU reset circuit
Working principle: 1. The purpose of diode D501 If there is no D501, when the power is turned on immediately after power failure, the charge on the capacitor cannot be ...[Details]
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I summarize 3 points that need attention 1. Turn off non-IIC communication devices. For example, my development board's SDA and SCL are also connected to DS1302, which will cause interference and n...[Details]
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summary
The original Siemens CP5611 communication card was replaced by the Xingda Easy Control MPI to Ethernet module (MPI-ETH-XD1.0) converter. The industrial computer only needs to be connec...[Details]
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#include
Songhan MCU
TA= (float)((NTC_B2550/((NTC_B2550/298.15)-(logf(10/rntc)))-273.15+0.05))*10;
51 single chip microcomputer
TA= (NTC_B/((NTC_B/298.15)-(log(10/rntc)))-273.15+0.05)*10;
TA...[Details]
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After a few days of work, I finally ported ucos-ii to MC9S12XDP512. Here is a brief note. ucos-ii version: 2.52, compiler: Freescale CodeWarrior5.9 chip: MC9S12XDP512 Transplant...[Details]
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1 Introduction The task of the countdown system is to count down to a set date and display the time to the set date on the display screen to enhance people's attention and sense of urgency. The devel...[Details]
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On June 28, the emergency power supply Wuxi Huahong Hongli of Hefei Kangerxin Electric Power System Co., Ltd. (hereinafter referred to as "Kangerxin") was officially put into operation. Kangerxin's o...[Details]
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introduction
The microcontroller-controlled stepper motor has the characteristics of flexible and diverse functions, accurate pulse output, and strong real-time performance. Various comple...[Details]
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LED lighting
lamps
switches
automatic control
sensors
As devices for signal acquisition and electromechanical conversion, their electromechanical te...[Details]
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RF Micro Devices, Inc., a global leader in the design and manufacture of high-performance RF components and compound semiconductor technology, has introduced two cable TV control components. The ne...[Details]
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The difference between cold and hot states of data backup and data archiving
The earliest data archiving applications were produced in the mainframe environment, which was due to the large scale an...[Details]
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On October 22, Korean media The Elec reported yesterday local time that as Samsung Electronics' Device Solutions (DS) department responsible for semiconductor business faces two major crises, namel...[Details]
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If you need to design an active filter, you can face a huge challenge, especially when doing the filter calculations manually. There are so many variables to consider.
Looking at Figure 1, ...[Details]