参数资料
型号: CLRC63201T
厂商: NXP Semiconductors N.V.
元件分类: 通信及网络
英文描述: Multiple protocol contactless reader IC (MIFARE-I-CODE1)
封装: CLRC63201T/0FE<SOT287-1 (SO32)|<<http://www.nxp.com/packages/SOT287-1.html<1<week 5, 2005,;
文件页数: 89/126页
文件大小: 719K
代理商: CLRC63201T
CLRC632_35
NXP B.V. 2009. All rights reserved.
Product data sheet
PUBLIC
Rev. 3.5 — 10 November 2009
073935
65 of 126
NXP Semiconductors
CLRC632
Multiple protocol contactless reader IC (MIFARE/I-CODE1)
10.5.4.3
DecoderControl register
Controls decoder operation.
10.5.4.4
BitPhase register
Selects the bit-phase between transmitter and receiver clock.
Table 87.
DecoderControl register (address: 1Ah) reset value: 0000 1000b, 08h bit
allocation
Bit
7
6
5
4
3
2
1
0
Symbol
0
RxMultiple ZeroAfterColl
RxFraming[1:0]
RxInvert
0
RxCoding
Access
R/W
Table 88.
DecoderControl register bit descriptions
Bit
Symbol
Value
Description
7
0
-
this value must not be changed
6
RxMultiple
0
after receiving one frame, the receiver is deactivated
1
enables reception of more than one frame
5
ZeroAfterColl
1
any bits received after a bit-collision are masked to zero. This
helps to resolve the anti-collision procedure as dened in
ISO/IEC 14443 A
4 to 3 RxFraming[1:0]
00
I-CODE1
01
MIFARE or ISO/IEC 14443 A
10
ISO/IEC 15693
11
ISO/IEC 14443 B
2
RxInvert
0
modulation at the rst half-bit results in logic 1 (I-CODE1)
1
modulation at the rst half-bit results in logic 0 (ISO/IEC 15693)
1
0
-
this value must not be changed
0
RxCoding
0
Manchester encoding
1
BPSK encoding
Table 89.
BitPhase register (address: 1Bh) reset value: 1010 1101b, ADh bit allocation
Bit
7
6
5
4
3
2
1
0
Symbol
BitPhase[7:0]
Access
R/W
Table 90.
BitPhase register bit descriptions
Bit
Symbol
Description
7 to 0
BitPhase
denes the phase relationship between transmitter and receiver clock
Remark: The correct value of this register is essential for proper
operation.
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