Information

Section number Title Page
48.3.35 UART CEA709.1-B Beta1 Timer (UARTx_B1T)......................................................................................1312
48.3.36 UART CEA709.1-B Secondary Delay Timer High (UARTx_SDTH)........................................................1313
48.3.37 UART CEA709.1-B Secondary Delay Timer Low (UARTx_SDTL).........................................................1313
48.3.38 UART CEA709.1-B Preamble (UARTx_PRE)...........................................................................................1313
48.3.39 UART CEA709.1-B Transmit Packet Length (UARTx_TPL)....................................................................1314
48.3.40 UART CEA709.1-B Interrupt Enable Register (UARTx_IE).....................................................................1314
48.3.41 UART CEA709.1-B WBASE (UARTx_WB).............................................................................................1315
48.3.42 UART CEA709.1-B Status Register (UARTx_S3).....................................................................................1316
48.3.43 UART CEA709.1-B Status Register (UARTx_S4).....................................................................................1317
48.3.44 UART CEA709.1-B Received Packet Length (UARTx_RPL)...................................................................1318
48.3.45 UART CEA709.1-B Received Preamble Length (UARTx_RPREL)..........................................................1319
48.3.46 UART CEA709.1-B Collision Pulse Width (UARTx_CPW).....................................................................1319
48.3.47 UART CEA709.1-B Receive Indeterminate Time (UARTx_RIDT)...........................................................1319
48.3.48 UART CEA709.1-B Transmit Indeterminate Time (UARTx_TIDT).........................................................1320
48.4 Functional description...................................................................................................................................................1320
48.4.1 CEA709.1-B.................................................................................................................................................1320
48.4.2 Transmitter...................................................................................................................................................1330
48.4.3 Receiver.......................................................................................................................................................1336
48.4.4 Baud rate generation....................................................................................................................................1345
48.4.5 Data format (non ISO-7816)........................................................................................................................1347
48.4.6 Single-wire operation...................................................................................................................................1350
48.4.7 Loop operation.............................................................................................................................................1351
48.4.8 ISO-7816/smartcard support........................................................................................................................1351
48.4.9 Infrared interface..........................................................................................................................................1356
48.5 Reset..............................................................................................................................................................................1357
48.6 System level interrupt sources......................................................................................................................................1357
48.6.1 RXEDGIF description..................................................................................................................................1358
48.7 DMA operation.............................................................................................................................................................1359
K20 Sub-Family Reference Manual, Rev. 1.1, Dec 2012
Freescale Semiconductor, Inc.
Preliminary
45
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