AT88RF1354 SPI User Guide For CryptoRF
2.11
TX Data Command [$03]
This command transmits data from the reader and waits for a response. A user can use this
reader command to build PICC-specific commands. The example shows a Poll (REQB)
command sent via the TX Data command.
2.11.1 Command Format
PICC Bytes Received
PARAM
TX Data ($03)
Bytes sent to PICC
PARAM
FWI
APP 0
APP 1
APP 2
Command Processing
RF Transmit Response
Command Processing
ISTAT goes High
EREG Register Byte
Response Processing
Response Bytes
PICC
Protocol 3
Protocol 2
APP 3
Protocol 1
$50
PUPI 0
PUPI 1
PUPI 2
PUPI 3
ISTAT stays Low
Get fifteen bytes
RF Transmit Command
Host
Reader
Send seven bytes
CryptoRF Poll ($05)
AFI
PARAM
2-17
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