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поискавой системы для электроныых деталей |
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поискавой системы для электроныых деталей |
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MFRC63002R датащи(PDF) 87 Page - NXP Semiconductors |
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MFRC63002R датащи(HTML) 87 Page - NXP Semiconductors |
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87 / 118 page  MFRC630 All information provided in this document is subject to legal disclaimers. © NXP B.V. 2012. All rights reserved. Product data sheet COMPANY PUBLIC Rev. 3.1 — 6 September 2012 227531 87 of 118 NXP Semiconductors MFRC630 Contactless reader IC 9.12 Receiver configuration registers 9.12.1 RxSofD 9.12.2 RxCtrl Table 145. RxSofD register (address 34h) Bit 7 6 5 4 3 2 1 0 Symbol RFU SOF_En SOFDetected RFU SubC_En SubC_Detected SubC_Present Access rights - r/w dy - r/w dy r Table 146. RxSofD bits Bit Symbol Description 7 to 6 RFU - 5 SOF_En If set and a SOF is detected an RxSOFIrq is raised. 4 SOF_Detected Shows that a SOF is or was detected. Can be cleared by SW. 3RFU - 2 SubC_En If set and a subcarrier is detected an RxSOFIrq is raised. 1 SubC_Detected Shows that a subcarrier is or was detected. Can be cleared by SW. 0 SubC_Present Shows that a subcarrier is currently detected. Table 147. RxCtrl register (address 35h) Bit 7 6 5 4 3 2 1 0 Symbol RxAllowBits RxMultiple RFU RFU EMD_Sup Baudrate Access rights r/w r/w - - r/w r/w Table 148. RxCtrl bits Bit Symbol Description 7 RxAllowBits If set, data is written into FIFO even if CRC is enabled, and no complete byte has been received. 6 RxMultiple If set, RxMultiple is activated and the receiver will not terminate automatically (refer Section 8.10.3.5 “Receive command”). If set to logic 1, at the end of a received data stream an error byte is added to the FIFO. The error byte is a copy of the Error register. |
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