Evaluation of Domestic Development Board: Qinheng CH32V103 Reading Memory Card Font Display

Evaluation of Domestic Development Board: Qinheng CH32V103 Reading Memory Card Font Display

Thanks again to Qinheng for sending this CH32V103 development board, which integrates a simulation downloader, USB to serial converter, and is compatible with Arduino interfaces, making it very convenient to use.The FAT file system has evolved over the years (FAT, FAT12, FAT16, FAT32, exFAT) and is now widely used in small capacity storage media such … Read more

Correctly Distinguishing and Purchasing Three Types of SD Cards

Correctly Distinguishing and Purchasing Three Types of SD Cards

The starting capacity of SDXC memory cards is typically above 64GB. The speed class indicates the minimum storage speed of the memory card, not the maximum storage speed. For memory cards, most people choose based on appearance and advertised speed, but to truly understand memory cards, one must first clarify what SD, SDHC, and SDXC … Read more

Differences Between TF Cards and SD Cards

Differences Between TF Cards and SD Cards

TF cards and SD cards are two different types of storage cards, and they have the following main differences: 1. Appearance and Size • TF Card: Compact size, standard dimensions of 15mm×11mm×1mm, making it ideal for devices with limited space, such as smartphones and small digital cameras. • SD Card: Relatively larger size, standard dimensions … Read more