An Arduino library for 7-segment display modules based on the TM1637 chip, such as Seeed Studio's Grove 4 digit display. The TM1637 chip also has keyboard input capability, but it's not implemented in ...

Abstract: Wheelchairs are essential for people with physical disabilities, the elderly, and those who are temporarily incapacitated due to illness or accidents. However, traditional wheelchairs ...

Recently [mit41301] wondered about increasing the data capacity of QR codes, and was able to successfully triple the number of bits using color. He chose the new rectangular micro QR code (rMQR) ...

Abstract: Web applications, as a conventional platform for sensitive data and important transactions, are of great significance to human society. But with its open source framework, the existing ...