The following is my code. Can you please help me find the problem? The read number is always abnormal. Mega16, AD0 channel, unsigned char i; ADMUX=0x20; ADCSRA=0xCE; i=ADCL; i|=ADCH; Data i is always ...
Design of the timing control module of the TFT-LCD system Abstract: The relationship between the timing control module and other submodules in the LCD system is explained, and the timing problem to be...
[i=s]This post was last edited by lb8820265 on 2021-8-8 22:50[/i]There are many libraries for operating Bluetooth in Linux system. Here is the one I think is the best, bluezero library.bluezero is a p...
[i=s]This post was last edited by wenyangzeng on 2018-9-9 08:08[/i] [size=4]TLP3547 Evaluation Board Review [Replacement of Mechanical Relay][/size] This TLP3547 uses LED to replace the electromagneti...
[i=s]This post was last edited by damiaa on 2020-7-1 13:52[/i]Jiefa ARM chips include AC781x and AC7801x series
I have tried a core board of AC781x.
Experience: 1. Chip resources are relatively abunda...
1) Are the AD continuous sampling time for 2 channels and the single channel sampling time the same as 1/fs as stated in the data? Are the results of 8 consecutive samplings of 2 channels placed in RE...
This program is written to simulate the serial port hardware mechanism. When used, a timed interrupt can be set with a time interval of 1/4 baud rate. The receiving function is called once for ea...[Details]
1. Introduction
RFID (radio frequency identification) is a non-contact automatic identification technology that emerged in the 1990s. It uses the characteristics of radio frequency signal prop...[Details]
introduction
my country has a vast territory and a large population. The scale of housing construction is huge, and the amount of residential construction is large and wide. It is still on t...[Details]
This article discusses how to wake up a touch-sensitive device such as a tablet without touching the device, using basic gesture recognition and novel proximity sensors. The article discusses the p...[Details]
Today, with the increasing integration of functions, mobile phones can also be used as portable media players (PMP), digital cameras, handheld computers (PDAs), and even global positioning systems ...[Details]
Do you often have to add brake fluid to your car's brakes? The fact that you need to pump out the brake fluid to make sure there is no gas in the brake fluid line may not be done by the car owner h...[Details]
introduction
Throughout the history of automotive lighting, power has always played an important role. Initially, cars only needed headlights to see the road in the dark. Later, other light so...[Details]
No matter which processor you are learning, the first thing you need to understand is the registers and working mode of the processor.
ARM has 37 registers, including 31 general registers and ...[Details]
For a long time, due to the limitation of hardware conditions, the display devices of traditional small handheld devices such as PDA are usually monochrome LCD, and the user interface is very simpl...[Details]
DSP (digital signal processor) is used more and more frequently in today's engineering applications. There are three main reasons for this: first, it has powerful computing power and is capable of ...[Details]
Electronic systems are located at different points on the automotive power bus and therefore often need to operate under very stringent power requirements. These include load dump, cold crank, very lo...[Details]
To differentiate their products in a crowded and competitive market, manufacturers of handheld devices often consider battery life and power management as key selling points for cell phones, PDAs, ...[Details]
July 11, 2012, Beijing - Altera Corporation (NASDAQ: ALTR) today announced the launch of 40-Gbps Ethernet (40GbE) and 100-Gbps Ethernet (100GbE) intellectual property (IP) core products. These core...[Details]
1. Introduction
Testing the temperature of steel billets before rolling is an important measure to ensure the quality of steel. Traditional manual testing is difficult to ensure product qu...[Details]
I've been studying dot matrix recently. It looks simple, but it takes a while to master it completely! The 8*8 dot matrix hardware circuit I'm making now is like this. The row is driven by 74HC138 + t...[Details]