Identiv uTrust 4711F - Cntless_P2 P_Target_Send; Cntless_P2 P_Initiator_Deselect

Document Version 1.2
Last revised on
2017-09-26
Page 70 of 92
Reference Manual for uTrust 4701F and uTrust 4711F Readers
6.3.4.19. CNTLESS_P2P_TARGET_SEND
This Escape command is used to send data to an initiator device. Prior to using this command, the
device should have been successfully switched to target mode using CNTLESS_P2P_SWITCH_MODES
(E9).
Input:
Offset
Description
Detailed description
0
0xEB
Target Send
1
0x00
RFU
2
0x00
RFU
3
0x00
RFU
4
0 - No Chaining
1 - Chaining
Chaining byte
5
Timeout Low Byte
6
Timeout High Byte
Offset 7 to
offset 7+N
N data bytes
Bytes to be sent to Initiator device
Output:
Once the data bytes are sent successfully, the firmware would indicate if it is ready to send more bytes
through the chaining byte
Offset
Description
Detailed description
0
RFU
1
RFU
2
RFU
3
0 – No Chaining
1 – Chaining
Chaining
6.3.4.20. CNTLESS_P2P_INITIATOR_DESELECT
This escape command is used by the application to deselect the target device towards the end of P2P
communication.
Input
Byte0
Escape code(0xE6)
Output
The deselect response as received from the target will be sent in the response buffer from offset 0x00