Thanks to the above, it works after adding the op amp. Now it is switched to voltage mode, but the light is not on again. I adjusted the LED current to a very low level, and the light is on. Later, I ...
Dear experts, please help me. When I use the SPI master-slave routine of MSP430F6638, the data UCA0TXBUF of the master is indeed increasing. When I debug the slave, I find that it does not enter the U...
How long does it take to perform a multiplication operation in EVC? I used a function to measure that it takes nearly 10 microseconds, which is too time-consuming. Does anyone have any solution to the...
We are all adults, we should have some ability to distinguish right from wrong!!!This morning, when I turned on my computer, a L-shaped full-screen advertisement popped up, saying something like "360'...
Dear XDJM:At present, the FPGA section adopts a porridge forum style. I personally feel that this style cannot quickly satisfy the forum friends who come to the FPGA section to obtain or exchange info...
1. Chip information
1) 26LS32: Receiver chip, receives the differential signals A/A-, B/B-, Z/Z- from the encoder output, converts them into single-ended signal output, and after pulse shaping by 74HC...
1. Introduction
Since the 1980s, with the continuous development of automotive electronic technology, there are more and more electronic control units in automobiles, such as electronic fuel i...[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]
There are three types of mobile TV: one is based on analog TV broadcasting network, another is based on mobile communication network, and the other is based on digital broadcasting network. The f...[Details]
This paper designs a dot matrix LED text display screen that is easy to update, expandable, and low-cost. The way to reduce costs is
① Use the Bluetooth data transmission function of mobile ph...[Details]
In recent years, lighting has become an important area that countries around the world are targeting to promote energy conservation and environmental protection. According to statistics, about 20% ...[Details]
0 Introduction
With the development of society, people pay more and more attention to security work. Monitoring products have been used in various fields instead of being used only in importan...[Details]
A standard cell
is an electrochemical
cell
used as a voltage reference standard in many electrical standards laboratories
. If properly maintained, standard cells are very stable. The ...[Details]
1. System Structure
This system is a simulation system of indoor air-conditioning temperature/humidity control system. The data acquisition and control center collects temperature/humidity...[Details]
PV inverter manufacturer SMA has launched its first DC arc fault circuit interrupter (AFCI) PV inverter and has received UL certification.
The new SunnyBoy AFCI inverter models include 3000-US...[Details]
In recent years, with the rapid development of the information industry, dot matrix LED display screens have been widely used in various advertising and information display systems such as the fina...[Details]
Toyohashi University of Technology demonstrated electric field coupled wireless power supply technology using life-size car tires and roads at the wireless technology exhibition "Wireless Technolog...[Details]
As a simple and practical input device, buttons have been used in various microcontroller application systems and are ubiquitous. However, the buttons used in different practical occasions are also...[Details]
Capacitance Measurement
Used to verify that capacitors meet the manufacturer's specifications. For quality control, a group of capacitors may be placed in an environmental chamber and the cap...[Details]
1. When the slip speed regulating motor is undergoing frequency conversion and energy saving transformation, the original excitation box (referred to as the speed regulating box) and the original s...[Details]
MCU
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