I need help from a novice. The displayed time is 1/5 more than the set time. 12MHZ. In timer() 65536-50000 if(x==20){x=0；y++；} main{ } { if(y==20){ y=0；} f(y==0){ } //Display the traffic lightif(y==5)...
Embedded software learning routes and directions, see what you want to learn or what you like, because embedded knowledge is more extensive, you can choose a direction according to your expertise in t...
The routines of the GD32L23x firmware package do not completely match the GD32L23x-START board, and several places need to be modified to adapt.
1. The IO of LED1-4 needs to be modified. The left side...
[size=4]The comparison between GPRS and NB-IoT is more like the comparison between traditional networks and emerging networks. Let's focus on the advantages of GPRS and NB-IoT in the following points....
Using MSCOMM32.OCX, the serial port initialization and output are normal, but the value of the input buffer cannot be obtained. Why? The steps are as follows: 1) Use SUDT SerialNull software to virtua...
Among the many members of the single-chip microcomputer family, the MCS-51 series of single-chip microcomputers has occupied the main market of industrial measurement and control and automation eng...[Details]
From the previous section, we have learned that the timer/counter in the microcontroller can have multiple uses, so how can I make them work for the purpose I need? This requires setting the timer/...[Details]
Introduction
Today, as IC (integrated circuit) has developed to a super-large scale, IC design based on IP (Intellectual Property) cores and their reuse are important means to ensure the ef...[Details]
Zarlink Semiconductor has developed an ultra-low-power RF transceiver chip for pacemakers, neurostimulators, drug pumps, and other such implantable medical devices. It has high data rates, low power c...[Details]
Nowadays, more and more people have digital cameras. The convenience and speed of digital cameras have gradually replaced film cameras and become the main tool for people's daily photography. The n...[Details]
1. Advantages of CAN-bus in coal mine communication
Coal mine production is a field closely related to the national economy and people's livelihood. Among them, coal mine safety is undoubtedly ...[Details]
Since the first rechargeable battery was invented in 1859, batteries have been developed for a century and a half. With the improvement of human science and technology and the advancement of manufa...[Details]
A common problem encountered in electronic design is the testing of the transmission characteristics of the circuit under test (DUT). The transmission characteristics here include gain and attenuat...[Details]
On June 13, 2012, MediaTek Chairman Tsai Ming-kai appeared at his own shareholders' meeting with a new hairstyle. His hair was so short that it was the first time since the company went public, which ...[Details]
1 Introduction to Wireless Broadband Communications
Since the IEEE802 working group formulated the 802-11 wireless LAN standard in 1997, wireless broadband communication based on WLAN technolo...[Details]
0 Introduction
Dynamic testing technology is a comprehensive technology that aims to capture and process various dynamic information. It plays an important role in contemporary science and t...[Details]
Abstract: A wide bandwidth, low power consumption continuous time Sigma-Delta ADC modulator is designed in TSMC O.18 μm CMOS process. The modulator can be applied in wireless communication, video, ...[Details]
The circuit of this machine is shown in the figure. The other channel is exactly the same (omitted). The front stage uses a direct-heated tube 2P3 and a triode connection method.
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Usu...[Details]
0 Introduction
For the 8051 chip structure based on the flash controller, generally, when performing data transmission, the data is first transmitted to the buffer of the flash controller through th...[Details]
The waveform of video signals is very complex, and image signals and timing signals are often mixed together. Various signals use different standards and formats, and each has its own characteristi...[Details]
51mcu
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