wireless interference

Analysis and Solutions for MCU Crashes Caused by Wireless Interference with External Crystal Oscillator

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Analysis and Solutions for MCU Crashes Caused by Wireless Interference with External Crystal Oscillator

1.Background of the Problem A product developed over nearly a year encountered occasional reset and restart issues just before its market launch. Due to the instability of the phenomenon, it took a long time to investigate, revealing that the MCU was experiencing code runaway, leading to watchdog resets. After numerous checks of the code with … Read more

USB 3.0 is Fast, Yet Causes Wi-Fi Disconnections and Device Failures! The Truth Behind the Reluctance to Phase Out USB 2.0

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USB 3.0 is Fast, Yet Causes Wi-Fi Disconnections and Device Failures! The Truth Behind the Reluctance to Phase Out USB 2.0

When USB 3.0 was launched in 2008, it promised speeds up to 10 times that of USB 2.0. While the theoretical data is indeed accurate, faster does not always mean better. The leap from 480Mbps to 5Gbps introduced new signaling mechanisms, new power rules, and new electrical characteristics, which were not issues that the original … Read more