CLRC632 Datasheet, PDF (48/163 Pages) NXP Semiconductors – Multiple Protocol Contactless Reader IC

Philips Semiconductors
Multiple Protocol Contactless Reader IC
Product Specification Rev. 3.0; May 2003
CL RC632
5.2.4.6 BPSKDemControl
controls BPSK demodulation
Name: BPSKDemControl
Access
Rights
7
NoRx
SOF
r/w
6
NoRx
EGT
r/w
Address: 0x1D
5
NoRx
EOF
r/w
4
Filter
AmpDet
r/w
Reset value: 00011110, 0x1E
3
2
TauD
1
0
TauB
r/w
r/w
r/w
r/w
Description of the bits
Bit
Symbol
7
NoRxSOF
6
NoRxEGT
5
NoRxEOF
4
FilterAmpDet
3-2
TauD
1-0
TauB
Function
If set to 1 a missing SOF in the receiving data stream will be ignored and no
framing error indicated
If set to 1 a too short or too long EGT in the receiving data stream will be ignored
and no framing error indicated
If set to 1 a missing EOF in the receiving data stream produces will be ignored
and no framing error indicated
Switches on a HighPassFilter for amplitude detection
Change time-constant of internal PLL during data receiving
Change time-constant of internal PLL during burst
48
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