Earlier reports indicated that the Samsung S24 series would not only feature the Snapdragon 8 Gen 3 processor but also see the return of the Exynos series, with the S24 and S24+ expected to be equipped with the Samsung Exynos 2400 processor in certain regions of Europe and Asia. New information regarding the performance of … Read more
The Cortex-A55 processor is a mid-range low-power processor that utilizes the Armv8-A architecture. The diagram below illustrates the functional structure of this processor.Functional OverviewThe system registers of this CPU primarily provide the following functions: System control and configuration Memory Management Unit (MMU) configuration and management Cache configuration and management System performance monitoring Generic Interrupt Controller … Read more
The Objective of This Article This article will compile the YOLOv8-Pose C Demo in the RKNN Docker environment and deploy it to the RK3588 development board using the adb tool. Development Environment Description Host System: Windows 11 Target Device: Android development board equipped with the RK3588 chip Core Tools: Docker image containing rknn-toolkit2, rknn_model_zoo, and … Read more
1. PCB Inner Layer Defects – Open Circuits, Notches, Pinholes 1. Common Defects (Open Circuits, Notches, Pinholes) Image Description 1.1. Open Circuit due to Ink Peeling (caused by poor surface treatment affecting ink adhesion) 1.2. Notch in the Circuit (Pinholes on the Ink Surface after Coating) 1.3. Open Circuit (Debris on the Film Positioning) 1.4. … Read more
When designing PCBs, it is evident that the routing process is indispensable. The rationality of the routing not only determines the aesthetics of the PCB and its production costs but also reflects the performance of the circuit and its heat dissipation capabilities, as well as whether the performance of the components can be optimized. This … Read more
In microcontroller development, we often need to hand over the designed PCB files to the factory for production. Recently, one of our engineers encountered a troubling issue, as the PCB board lacked Mark points, resulting in deductions from the SMT factory. Today, we will discuss this topic: how important are Mark points in SMT processing? … Read more
The design of BGA (Ball Grid Array) on PCB boards is very common in the industry, and the issue of irregular BGA sizes can severely affect the soldering quality and electrical performance of PCBs. To effectively improve this issue, it is necessary to address it from the aspects of design and manufacturing processes.1. Package Design1. … Read more
PCB Panel Design: The Perfect Balance of Cost and Efficiency In PCB manufacturing, panel design directly affects production efficiency and cost. A reasonable panel scheme can increase SMT placement efficiency several times, while incorrect designs can lead to reduced processing speed or even production failure. This article will delve into the core points of PCB … Read more
Definition of High-Frequency PCB High-frequency boards refer to special circuit boards with electromagnetic frequencies that are relatively high, used in the fields of high frequency (frequency greater than 300MHz or wavelength less than 1 meter) and microwave (frequency greater than 3GHz or wavelength less than 0.1 meter) PCBs. They are produced using standard rigid circuit … Read more
If PCB engineers want to avoid career risks and secure high-paying positions, they must accurately steer clear of directions with low technical barriers, shrinking industries, or excessive competition. It is essential to choose the current trends and find suitable job positions! This article will analyze recommended positions for PCB engineers and provide warnings about career … Read more