Accuracy of reference power supply for ADC samplingIf the ADC is 12-bit, the MCU's power supply voltage is 3.3V, and the actual test power supply voltage is 3.35V, the deviation is (3.35-3.3)/3.3≈1.5%...
[i=s]This post was last edited by Qing Xiaoxiao on 2022-11-14 19:39[/i]Zhongke Yihaiwei EQ6HL45 development platform evaluation experience] +06. Expansion interface-DAC test (zmj)The Zhongke Yihaiwei ...
Due to the epidemic, the country was under lockdown. I just received the expansion board. The micro:bit connector, which I bought from TB, has not been shipped yet, so I won’t test it yet. At the same...
One day, my laptop was working fine, but suddenly it froze with a blue screen, and then it failed to boot. I happened to have no win system at home, but an ubuntu, a macos, and a raspi. I wanted to ma...
[i=s]This post was last edited by eagler8 on 2022-11-17 05:47[/i]The idea of 37 sensors and modules is widely circulated on the Internet. In fact, there are definitely more than 37 sensor modules that...
Hardware designers have begun to adopt FPGA technology in high-performance DSP designs because it can provide 10-100 times faster computing than PC-based or microcontroller-based solutions. Previou...[Details]
1. Overview
Will passive devices
produce nonlinear intermodulation distortion? The answer is yes! Although there is no systematic theoretical analysis, it has been found in engineerin...[Details]
introduction
In the discharge process of tokamak plasma physics, the study of rupture and sawtooth is of great significance. Rupture and sawtooth exist in most tokamaks. Rupture is a notew...[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]
All electronic design engineers and scientists have performed electrical signal analysis, or signal analysis for short. Through this basic measurement, they can gain insight into signal details and...[Details]
As cellular phones become more advanced, the power consumption of the system during operation and the power consumption during standby are also increasing. Therefore, the power management design of...[Details]
A multi-point temperature control heating control system was designed using the SST89E564RC single-chip microcomputer and a new temperature measuring device. The heating system can be controlled in...[Details]
1. Introduction
At present, most lighting equipment still uses traditional energy for lighting. Making full use of solar energy as the energy supply for lighting equipment is of great si...[Details]
Overview:
This paper introduces a method of connecting a CAN-bus network with Ethernet to form a medium-sized remote monitoring/data transmission network.
CAN (Controller Area Network) is ...[Details]
my country is a big country in agriculture, grain production and consumption. Grains are a necessary condition for our nation to survive and develop. The flour processing industry will exist forever w...[Details]
Many battery-powered systems require a visual indicator to show when the battery needs to be replaced. LEDs are commonly used for this purpose, but they consume at least 10mA of current. This con...[Details]
This paper designs a 16x16LED Chinese character display bar based on single-chip dynamic scanning control, briefly analyzes the principle of Chinese character display, and studies how the LED displ...[Details]
hint:
The number of speakers and their spacing limit the sound field of a portable stereo system.
Spatial audio attempts to artificially recreate the experience of listening to sounds i...[Details]
1. Overview
At present, an information revolution is in the ascendant around the world, led by microelectronics, computers and communication technologies, and centered on information technolog...[Details]
1 Introduction
With the improvement of people's quality of life, lamps are no longer just basic indoor lighting tools, but also a kind of practical art for architectural decoration. When ther...[Details]