Product Specs

Table Of Contents
42 NFCT Near field communication tag
Page
434
42.12.16 RXD.FRAMECONFIG
Address offset: 0x520
Configuration of incoming frames
Bit number
Id
Reset 0x00000015
31 30
0 0
29
0
28
0
27
0
26
0
25
0
24
0
23 22 21 20
0 0 0 0
19
0
18
0
17
0
16
0
15
0
14
0
13
0
12
0
11
0
10
0
9
0
8
0
7
0
6
0
5
0
4
C
1
3
0
2
B
1
1
0
0
A
1
Id RW Field
Value Id
Value
Description
A
RW
PARITY
NoParity
0
Parity expected or not in RX frame
Parity is not expected in RX frames
Parity
1
Parity is expected in RX frames
B
RW
SOF
NoSoF
0
SoF expected or not in RX frames
Start of Frame symbol is not expected in RX frames
SoF
1
Start of Frame symbol is expected in RX frames
C
RW
CRCMODERX
CRC mode for incoming frames
NoCRCRX
0
CRC is not expected in RX frames
CRC16RX
1
Last 16 bits in RX frame is CRC, CRC is checked and CRCSTATUS
updated
42.12.17 RXD.AMOUNT
Address offset: 0x524
Size of last incoming frame
Bit number
Id
Reset 0x00000000
31 30
0 0
29
0
28
0
27
0
26
0
25
0
24
0
23 22 21 20
0 0 0 0
19
0
18
0
17
0
16
0
15
0
14
0
13
0
12
0
11
B
0
10
B
0
9
B
0
8
B
0
7
B
0
6
B
0
5
B
0
4
B
0
3
B
0
2
A
0
1
A
0
0
A
0
Id RW Field
Value Id
Value
Description
A R RXDATABITS Number of bits in the last byte in the frame, if less than 8 (including
CRC, but excluding parity and SoF/EoF framing).
Frames with 0 data bytes and less than 7 data bits are invalid
and are not received properly.
42.12.18 NFCID1_LAST
Address offset: 0x590
Last NFCID1 part (4, 7 or 10 bytes ID)
Bit number
31 30
29
28
27
26
25
24
23 22 21 20
19
18
17
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
0
Id
D D
D
D
D
D
D
D
C C C C
C
C
C
C
B
B
B
B
B
B
B
B
A
A
A
A
A
A
A
A
Reset 0x00006363
0 0
0
0
0
0
0
0
0 0 0 0
0
0
0
0
0
1
1
0
0
0
1
1
0
1
1
0
0
0
1
1
Id
RW Field
Value Id
Value
Description
A
RW
NFCID1_Z
NFCID1 byte Z (very last byte sent)
B
RW
NFCID1_Y
NFCID1 byte Y
C
RW
NFCID1_X
NFCID1 byte X
D
RW
NFCID1_W
NFCID1 byte W
42.12.19 NFCID1_2ND_LAST
Address offset: 0x594
Second last NFCID1 part (7 or 10 bytes ID)
B R RXDATABYTES
Number of complete bytes received in the frame (including CRC,
but excluding parity and SoF/EoF framing)