IsrIRQ sub sp,sp,#4 ;reserved for PC ；The stack pointer is reduced by 4, leaving a unit free so that the word needed by PC can be placed later (don’t you understand English?) stmfd sp!,{r8-r9} ；r8,r9 ...
[p=35, null, left][color=#555555]The process from power-on reset to code running to main function of each MCU is the MCU boot. In fact, not only MCU, but any other type of processor has such a process...
I have seen in many books that vxworks supports TCP/IP and other network protocols. If I want to write a network protocol myself, what is the general process? Or give me an idea. Thanks~ I just starte...
Can msp430f149 be directly connected to sja1000? Because I see that the voltage of 430 is 1.8~3.6v, and the voltage of sja1000 is 5v, I want to simplify the circuit, can they be directly connected? Al...
Reflow soldering is a critical process in electronics assembly production, and the cleanliness of the reflow oven has a direct impact on product quality. Dust and residue accumulation within the ov...[Details]
A parallel inverter consists of two thyristors (T1 and T2), a capacitor, a center-tapped transformer, and an inductor. The thyristors provide a current path, while the inductor L maintains a consta...[Details]
In recent years, many people have switched to new energy vehicles, and this type of vehicle has indeed been highly sought after and is considered the future direction of automobile development, and...[Details]
Electric motors and internal combustion engines of the same power have similar torque levels. High power requires high torque, and torque determines a vehicle's acceleration speed, commonly known a...[Details]
In mobile technology, sensors are the primary input for measured signals and form a component of a sensor system. They include sensitive and transducer elements connected to carriers and circuits. ...[Details]
According to foreign media reports, secondary battery materials company POSCO Future M announced that it has successfully developed two experimental (prototype) positive electrode materials for the...[Details]
This paper proposes a temperature real-time transmission and display solution based on LED optical data transmission, with Jingwei Yager low-power FPGA HR (Yellow River) series as the main controll...[Details]
With the increasing number of new energy vehicles on the road, the deployment of supporting facilities for these vehicles has accelerated, and new energy vehicles have gradually entered the vision ...[Details]
Linear motor modules have become the "sweet spot" in various fields due to their advantages such as long stroke, fast speed, high precision, smooth operation and long life. Different models of line...[Details]
With the advancement of science and technology and the promotion of green, energy-saving, and circular development, the demand for precise control and accurate measurement is increasing. In the pow...[Details]
The mobile computing market is rapidly evolving, and manufacturers are fiercely competing for market share. A key area of competition is battery life, which encompasses two key aspects: how long th...[Details]
Keysight Technologies reported strong third-quarter results, with revenue and earnings per share exceeding expectations and steady order growth. The company, driven by strong growth across multiple...[Details]
As my country's industrialization continues to improve, environmental pollution is also facing tremendous pressure. In recent years, national environmental protection policies have become increasin...[Details]
The consumer electronics, appliance, industrial, and automotive markets are experiencing increasing demand for sophisticated motor control solutions. Depending on the application, a variety of moto...[Details]
Shenzhen RF Star's Bluetooth smart e-cigarette solution, by embedding a BLE module in the third-generation e-cigarette tube and coordinating it with the development of a smartphone APP, bring...[Details]
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