About VBAT pin:Can stm32 still work if the external battery is dead? Because the board life needs a long timeAbout reset circuit:Is there any big impact if the external reset circuit is not connected?...
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
...
I am from Xi'an. I majored in automation in my undergraduate degree. I am about to graduate and face a choice. I looked for a job in the second half of September and received 4 offers, 2 in Shenzhen a...
[i=s]This post was last edited by wsmysyn on 2017-7-26 21:49[/i] RT I have been riding my bike to and from get off work recently, and I always carry a strong flashlight with me at night, a relatively ...
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...
AR1021X is Qualcomm's most popular USB interface WiFi solution. It can be understood as follows: AR1021X is an upgraded replacement version of AR9375 (dual-channel compliant with IEEE 802.11a/b/g/n st...
Google's driverless technology is not only an eye-catching technology, but also a subversion of the car usage model.
Those who have watched anti-terrorism films and TV dramas must have been im...[Details]
Analog engineers have traditionally struggled with complexity when designing power supplies that required multiple outputs, dynamic load sharing, hot-swap, or extensive fault-handling capabilities....[Details]
In this article, the high-performance DSP developed by TI can be used as an effective confidentiality method if it is applied to PC encryption cards.
As an effective network security solution,...[Details]
The reason for the light decay of white LEDs: the decline of phosphor performance
So far, the rapid decline of the luminous performance of white light LEDs, especially low-power white light LE...[Details]
When choosing a laptop battery, you should consider several factors, such as power, appearance, and quality.
Regarding power, we often see that a manufacturer uses values such as the number ...[Details]
Battery life is critical for portable applications. For applications such as smoke detectors, security devices, and thermostats, factory-installed batteries need to last for more than 10 years. The...[Details]
This paper establishes a fuel cell engine test platform based on the NI integrated hardware and software environment. This platform can realize the test and control of fuel cell engines and their a...[Details]
Contact resistance
is the resistance to current flow through a closed pair of contacts. This type of measurement is performed on devices such as connectors,
relays
, and switches. The...[Details]
Overview
As a remote network communication control method with advanced technology, high reliability, complete functions and reasonable cost, CAN-bus has been widely used in various automa...[Details]
1 Introduction to HART Protocol
HART (Highway Addressable Remote Transducer), an open communication protocol for addressable remote sensor high-speed channels, was launched by Rosemen in the U...[Details]
The automotive lighting and signal control system is responsible for controlling the vehicle's lighting, signal lights, electric horns, reversing and brake buzzers. Traditional automotive lighting...[Details]
Smart lighting control systems provide high controllability for various buildings and further enhance the level of green energy. They are the core products of energy conservation and digital techn...[Details]
With the continuous consumption of earth's energy and the scarcity of resources, the harm of greenhouse effect to human beings, and the serious pollution of the atmosphere to the earth, the intern...[Details]
The typical fault troubleshooting listed below is for reference of maintenance personnel.
When the computer is turned on, the indicator light is off and there is no screen display
Mainte...[Details]
The traditional display screen using 51 single-chip microcomputer to control LED dot matrix has relatively simple functions. If it is to achieve diversified functions, it often takes a lot of time ...[Details]