Datasheet

Rev. 2.00 Sep. 28, 2009 Page xvii of xl
REJ09B0429-0200
15.3.6 Interrupt Enable Register (FIER).......................................................................... 411
15.3.7 Interrupt Identification Register (FIIR)................................................................. 412
15.3.8 FIFO Control Register (FFCR)............................................................................. 414
15.3.9 Line Control Register (FLCR) .............................................................................. 415
15.3.10 Modem Control Register (FMCR)........................................................................ 416
15.3.11 Line Status Register (FLSR)................................................................................. 418
15.3.12 Modem Status Register (FMSR)........................................................................... 422
15.3.13 Scratch Pad Register (FSCR)................................................................................ 422
15.3.14 SCIF Control Register (SCIFCR) ......................................................................... 423
15.4 Operation ........................................................................................................................... 425
15.4.1 Baud Rate.............................................................................................................. 425
15.4.2 Operation in Asynchronous Communication........................................................ 426
15.4.3 Initialization of the SCIF ...................................................................................... 427
15.4.4 Data Transmission/Reception with Flow Control................................................. 430
15.4.5 Data Transmission/Reception Through the LPC Interface ................................... 436
15.5 Interrupt Sources................................................................................................................ 438
15.6 Usage Note......................................................................................................................... 438
15.6.1 Power-Down Mode When LCLK is Selected for SCLK ...................................... 438
Section 16 Serial Pin Multiplexed Modes .........................................................439
16.1 Features.............................................................................................................................. 439
16.2 Input/Output Pins............................................................................................................... 440
16.3 Register Descriptions ......................................................................................................... 441
16.3.1 Serial Multiplexed Mode Register 0 (SMR0) ....................................................... 441
16.3.2 Serial Multiplexed Mode Register 1 (SMR1) ....................................................... 442
16.4 Operation of Serial Pin Multiplexed Modes ...................................................................... 443
16.4.1 Serial Pin Multiplexed Mode 0
(Default; SMR0 Register [bits SM2, SM1, SM0] = [0 0 0])................................. 443
16.4.2 Serial Pin Multiplexed Mode 1
(SMR0 Register [bits SM2, SM1, SM0] = [0 0 1])............................................... 444
16.4.3 Serial Pin Multiplexed Mode 2
(SMR0 Register [bits SM2, SM1, SM0] = [0 1 0])............................................... 445
16.4.4 Serial Pin Multiplexed Mode 3
(SMR0 Register [bits SM2, SM1, SM0] = [0 1 1])............................................... 446
16.4.5 Serial Pin Multiplexed Mode 4
(SMR0 Register [bits SM2, SM1, SM0] = [1 0 0])............................................... 447
16.5 Serial Port Pin Configuration............................................................................................. 448
Section 17 I
2
C Bus Interface (IIC) .....................................................................449
17.1 Features.............................................................................................................................. 449