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ST25R3916 Datasheet(PDF) 82 Page - STMicroelectronics

Part # ST25R3916
Description  High performance NFC universal device and EMVCo™ reader
PDF  157 Pages
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Manufacturer  STMICROELECTRONICS [STMicroelectronics]
Direct Link  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

ST25R3916 Datasheet(HTML) 82 Page - STMicroelectronics

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Application information
ST25R3916/7
82/157
DS12484 Rev 4
4.5.12
EMD suppression configuration register
Register space: B
Address: 05h
Type: RW
Table 38. EMD suppression configuration register
Bit
Name
Default
Function
Comments
7
emd_emv
0
0: Disable EMD suppression
1: Enable EMD suppression
according to EMVCo
Bits no_rx_par and no_crc_rx must be set to 0,
and bit nrt_emv must be set to 1 when
emd_emv is enabled
6
rx_start_emv
0
0: Reception is enabled (I_rxs)
only if the first 4 bits of the frame
are error free
1: Reception is enabled (I_rxs)
also if there is an error in the first
four bits of the frame
Applies to ISO-A 106k only.
Must be set to 1 for EMVCo compliance.
5RFU
0
-
-
4RFU
0
-
-
3
emd_thld3
0
If the received frame is less than
emd_thld<3:0> bytes long then
EMD suppression will trigger on
reception errors
Must be set to 4 for EMVCo compliance.
2
emd_thld2
0
1
emd_thld1
0
0
emd_thld0
0



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