Nov 15, 2012 · String myString = String(myByteArray); String() - Arduino Reference. Hi, thanks for the answer. That's what I tried first. It works fine with a char array but not with an array of …

I have the code, it's purpose is to receive the string from a comport like: Set@1234567890123456@1234567890123456@1234567890123456@1234567890123456 …

Nov 24, 2011 · I spent too much time the other day trying to convert a number held as a byte to characters in a String. The result was code like below. This is not compact nor elegant ad I'd …

Casting each element in the byte buffer to Char, then adding it to the string drops the binary compiled size from 4026 to 3758 bytes. This is good, but we can really improve the sketch by …

Dec 18, 2014 · Hi guys! I am working on a little RFID project but I am having one tiny problem. I have a RC522 RFID Module connected to an Arduino UNO and I want to be able to read …

I am trying to set a DS1307 Real Time Clock over Serial (xbee serial, the arduino is not connected to a computer). You use bytes to set the RTC (at least the code that I stole uses bytes): byte …

Jul 2, 2012 · A byte can only store a single character, so unless the String is only a single character, you'll need an array of bytes. If you are using the String object, then there should be …

Jul 15, 2014 · I'm trying to request basic information from a server using an Arduino Uno and an ENC28j60 Ethernet Module. I've been using webclient.ino, an example from the Ethercard …

Well, the C string is already byte array. If you mean Arduino's String class, then it has c_str() method. Both needs reinterpret cast to const byte pointer: byte const* byteArray = …

Aug 23, 2013 · First, "byte" is defined as "unsigned char". "char" is with sign. If you use letters and numbers are all under value 127 ('A'=>65, 'z'=>122), so byte or char is the same in this case. if …