I would like to ask: The PWM signal from the 28335 chip is always at a high level, and the signal coming out of the board is also at a high level. Why is this?...
A digital multimeter is a measuring instrument that uses the principle of analog/digital conversion to convert the measured quantity into a digital quantity and displays the measurement result in digi...
My ucos interrupt has been unable to enterstaticvoidBSP_IntHandler (CPU_DATAint_id){#if (CPU_CFG_CRITICAL_METHOD == CPU_CRITICAL_METHOD_STATUS_LOCAL)CPU_SRcpu_sr;#endifCPU_FNCT_VOIDisr;CPU_CRITICAL_EN...
[i=s]This post was last edited by paulhyde on 2014-9-15 03:38[/i]1. "High Frequency Radio" is a topic in every session.
In the 9 electronic design competitions, the "high-frequency radio category" has...
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]
White light LEDs are voltage-sensitive devices. In actual operation, their upper limit is 20mA. However, the current often increases due to various reasons during use. If no protective measures are...[Details]
The Automotive Testing and Quality Assurance Expo (ATE 2025) will open on August 27th. At the expo, Rohde & Schwarz (R&S) will showcase six automotive testing solutions, themed "Intelligently Drivi...[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]
Previously, Positive Motion Technology shared with you the firmware upgrade of motion controller, ZBasic program development, ZPLC program development, communication with touch screen and input/out...[Details]
introduction
In recent years, multi-touch has emerged as a new alternative to traditional human-computer interaction. It eliminates the need for keyboards and mice, enabling simultaneous inter...[Details]
The Waveshare ESP32-P4-ETH is a compact ESP32-P4 development board with Ethernet and PoE support. It looks very similar to the Olimex ESP32-P4-DevKit, minus the pUEXT connector. However, we've also...[Details]
Driven by business opportunities such as access to new markets and government initiatives like the Belt and Road Initiative, global expansion has become a significant trend for Chinese companies. C...[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]
Amid the increasing complexity of electronic system power management,
power architecture design
is undergoing a paradigm shift from experience-driven to tool-enabled.
Analog
Devices...[Details]
According to reports from Xinhua News Agency, Tianjin University official website and other media, Chinese researchers have recently broken through the bottleneck of energy density and application ...[Details]
In the first half of 2025, Chinese companies demonstrated overwhelming advantages in the world's four major material fields: in the global loading of positive electrode materials, Chinese companies...[Details]
According to foreign media reports, due to the massive expansion of Chinese companies in the global electric vehicle market, the capacity utilization rate of South Korea's three major battery manuf...[Details]