void delay(unsigned int x) //about 1.5us{ while(x) { x--; } } void init_1820(void) { DS18B20_SET; DS18B20_CRL; delay(400); //more than 480us DDRC|=(1
It seems that there is a problem with the timing: ...
https://bbs.eeworld.com.cn/upfiles/img/20076/200761219310933.jpg The driver chip is ILI9320 SPI interface QVGA TFT LCD! We are further studying the source code part... yea!...
Dear friends, I am using EVC4.0, and I just started using it. When compiling a program, the following error occurs: fatal error C1189: #error: Database classes not supported in this library variant. I...
1. Structural featuresFPGAa. There are a large number of logic gates and triggers in the chip, most of which are lookup table structures, and the implementation process is mostly SRAMb. It can be quic...
[i=s]This post was last edited by jameswangsynnex on 2015-3-3 20:02[/i] LCD monitors are becoming more and more popular with users. Several major monitor manufacturers around the world have also turne...
A: gcc can't find the library, fill in gcc, C++ list, vector... can't find B: $CXX is the cross-compilation tool. There is list.h in the cross-compilation tool. /sysroots/cortexa9hf-neon-poky-linux-gn...
A vacuum eutectic furnace is a critical piece of equipment used in the manufacturing and processing of various materials, particularly in the fields of microelectronics and nanotechnology. One of t...[Details]
In recent years, the government has increasingly supported electric vehicles, and the number of electric vehicles has increased. Observant drivers will notice that there are many more green license...[Details]
On August 18th, Galaxis, a specialist in integrated intelligent intralogistics robotics, officially unveiled its next-generation, ultra-narrow aisle forklift mobile robot, the "VFR Ultra-Narrow Ser...[Details]
According to foreign media reports, Nissan Motor has recently reached a cooperation with US battery technology company LiCAP Technologies to jointly promote the research and development of next-gen...[Details]
1 Source of creativity
With the further development of electronic technology, electronic pets have gradually entered people's family life. At present, there are two main categories of relative...[Details]
With the development of science, the use of variable frequency technology is becoming more and more widespread, and it is used in both industrial equipment and household appliances. Inverter air co...[Details]
A half-bridge is an inverter topology for converting DC to AC. A typical half-bridge circuit consists of two controller switches, a three-wire DC power supply, two feedback diodes, and two capacito...[Details]
There are more and more electric vehicles. Recently, I have heard some news about electric vehicles performing poorly in winter. I would like to briefly introduce whether heat pump technology is mo...[Details]
introduction
The widespread use of air conditioner communication circuits began with the rise of household inverter air conditioners. With China's energy conservation and emission reduction in...[Details]
ESD protection diodes are specialized for small-signal ESD protection or surge protection TVS arrays, often used for multi-circuit protection. Their small package size, low on-state voltage, high i...[Details]
Munich, Germany, August 19, 2025 –
Infineon Technologies AG, a global semiconductor leader in power systems and the Internet of Things, announced today that its AIROC™ CYW20829 Bluetooth® low e...[Details]
Deep in the laboratory, a seemingly ordinary piece
of
battery
material
was fed into the China Advanced Research Reactor (CARR). Scientists activated the neutron depth profiling device,...[Details]
NPN and PNP are two commonly used transistor circuits. They play an important role in industrial automation and control systems. This article will explain the difference between NPN and PNP and exp...[Details]
introduction
Whether in the automotive entertainment or home theater system markets, consumers continue to demand more channels and speakers, each capable of handling higher audio po...[Details]
PLCs are one of the three pillars of modern industry, offering highly reliable and widely used industrial control products. In medium- to large-scale modular PLCs, the CPU module (central processin...[Details]
Embedded System
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