Basically I need to take the char arrays and convert them to an unsigned char such that the hex representation is the same as the original ... ... <看更多>

char c = 255; Serial.print(c, HEX); produces FFFFFFFF This is due to the fact that print(char c, int base) convert char c (1 byte) into an ... ... <看更多>

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Look at grep: Find all lines that contain Japanese kanjis. Text is usually encoded in UTF-8; so you have to use the hex vales of the bytes used in UTF-8 ... ... <看更多>