As shown in the figure, the three red components in the schematic diagram of the product on the right are not included in the reference circuit. What are the functions of these components? How to sele...
NRF24LE1RF24LE1 adopts Nordic's latest wireless and ultra-low power technology. It integrates a single-chip Flash chip including 2.4GHz wireless transmission, enhanced 51 Flask high-speed microcontrol...
Now that the development environment is configured, let's test the IO. Let's start with the simplest LedBlink
It is also relatively simple to use, basically the same as STM32
1. Enable GPIO RCC first
...
1: The PCB design requirements for this board are not high, so use thinner wires and use automatic wiring. Comment: Automatic wiring will inevitably occupy a larger PCB area and generate many times mo...
Small portable electronic systems have been developing continuously, such as mobile phones, PMP (personal media players), DSC (digital cameras), DVC (digital video cameras), PME (portable medical e...[Details]
Driven by the upgrade of electronic consumption demand and the enablement of ICT technology in cars, cars are no longer just a mechanical travel tool, but have evolved into a smart product. In the pr...[Details]
The interrupt system of the AT89S52 microcontroller has a total of 8 interrupt sources, 6 interrupt vectors, and two-level interrupt priority. It can realize two-level interrupt service program nes...[Details]
Time may be too important for a system. It is the basis for system timing task processing, measurement, signal capture, and event recording. When the phone is turned on, the system will read the time...[Details]
As oil prices are rising, more and more car owners are turning their attention to new energy vehicles. Although new forces dominated by pure electric vehicles have a great influence in the current ma...[Details]
ICL8001G is a quasi-resonant mode LED driver from Infineon. Precision PWM can be used for phase dimming, power factor is greater than 98%, efficiency is up to 90%, and operating voltage is up to ...[Details]
Abstract: Circuit devices with good performance cannot be separated from the correct and reasonable wiring design of PCB circuit boards. The wiring design of ground wires is the basis of the entire...[Details]
Intelligent electromagnetic flowmeters are now widely used. With the advancement of science and technology and the continuous improvement of processing level, the functions of intelligent electromagn...[Details]
1. Decrease in optics and storage costs
The core logic of the cost reduction of new energy is the scale development under the background of technological progress. Taking photovoltaic as a...[Details]
The TV industry has reached a critical moment, but the third-quarter reports for color TVs produced under the Honor Smart Screen have not seen much improvement. Recently, the third quarter reports ...[Details]
OFweek Cup · OFweek 2023 China
Robot
Industry Annual Selection (abbreviated as OFweek Robot Awards 2023) is jointly organized by OFweek, China's high-tech industry portal, and its authorita...[Details]
The main test parameters of Tektronix current probes include DC accuracy, rise time, square wave response, noise, and measured current waveform of switching power supply switch tube. Current probes...[Details]
In the process of embedded application development, due to the use of C language programming, the execution process of the underlying registers of the machine is rarely involved. Generally, the code i...[Details]
Figure 14.6.3 is the circuit diagram of the control part of the automatic watering device. It is a diode direct-coupled amplifier circuit composed of PNP and NPN transistors to drive the relay to...[Details]
How Lucid is outpacing Tesla with smaller motors
Lucid calls its motor design miniaturized, and has long boasted that the light and "compact" motors in its Air electric car are light enough to...[Details]