User's Manual

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Product Manual - RFID Reader UF70 Certum 54
Chapter 7
Operation
The transponder itself also delivers an error code, which is also transmitted. The
data are interpreted in HEX format. That is, two ASCII characters in the message
equal one byte of data in HEX format.
Values:
"00" (0x00) no errors occurred
>0x00 an error occurred
The Unix time code (UTC) describes the seconds that have passed since 1.1.1970
0:00:00. The Unix time code (UTC) is the same worldwide for a specific time. The
4 bytes of UTC are transmitted in hex format as 2 ASCII characters per byte. The
LSB byte is transmitted first.
Transponder error code 2 bytes
UTC 8 bytes