User's Manual

Rev 09
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3.4.4 RD – read page
• Start the reader with the command RD plus parameters (plus <CR>). You can read out just one
block (with one parameter) or several blocks (with two parameters, first and last block number).
• Wait for the answer
• Analyse the received answer: 8 characters plus <CR>. Allowed characters 0 to F.
The NoRead code is set to ( „XXXXXXXX“).
The result of the reading process may also be seen at the LED’s.
• LED L2 lit, if there was a successful read.
• LED L3 lit, if there was a No Read.
Example: RD <SP> 20 <CR> read block 20
RD <SP> 16 <SP> 33 <CR> read all blocks from 16 to 33
Allowed values (block numbers of the transponder IC):
ALGO 9 (1 kBit; P4150, P4450, P4550) 3 ... 33
ALGO 6 (2 kBit; Hitag 1) 16 ... 63
ALGO 14 (2, 4; kBitEM4305, EM4569) 5 … 15