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CLRC663 Datasheet(PDF) 8 Page - NXP Semiconductors |
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CLRC663 Datasheet(HTML) 8 Page - NXP Semiconductors |
8 / 132 page ![]() CLRC663 All information provided in this document is subject to legal disclaimers. © NXP B.V. 2012. All rights reserved. Product data sheet COMPANY PUBLIC Rev. 3.3 — 3 April 2012 171133 8 of 132 NXP Semiconductors CLRC663 Contactless reader IC Table 4. Interrupt sources Interrupt bit Interrupt source Is set automatically, when Timer0Irq Timer Unit the timer register T0 CounterVal underflows Timer1Irq Timer Unit the timer register T1 CounterVal underflows Timer2Irq Timer Unit the timer register T2 CounterVal underflows Timer3Irq Timer Unit the timer register T3 CounterVal underflows TxIrq Transmitter a transmitted data stream ends RxIrq Receiver a received data stream ends IdleIrq Command Register a command execution finishes HiAlertIrq FIFO-buffer pointer the FIFO data number has reached the top level as configured by the bit WaterLevel LoAlertIrq FIFO-buffer pointer the FIFO data number has reached the bottom level as configured by the bit WaterLevel ErrIrq contactless UART a communication error had been detected LPCDIrq LPCD a card was detected when in low-power card detection mode RxSOFIrq Receiver detection of a SOF or a subcarrier GlobalIrq all interrupt sources will be set if another interrupt request source is set |
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