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9.2.4
Pin Functions ....................................................................................................... 315
9.3
Port 3................................................................................................................................. 323
9.3.1
Port 3 Data Direction Register (P3DDR)............................................................. 323
9.3.2
Port 3 Data Register (P3DR)................................................................................ 324
9.3.3
Port 3 Register (PORT3)...................................................................................... 324
9.3.4
Port 3 Open Drain Control Register (P3ODR)..................................................... 325
9.3.5
Port Function Control Register 2 (PFCR2) .......................................................... 326
9.3.6
Pin Functions ....................................................................................................... 327
9.4
Port 4................................................................................................................................. 330
9.4.1
Port 4 Register (PORT4)...................................................................................... 330
9.4.2
Pin Functions ....................................................................................................... 331
9.5
Port 5................................................................................................................................. 333
9.5.1
Port 5 Data Direction Register (P5DDR)............................................................. 333
9.5.2
Port 5 Data Register (P5DR)................................................................................ 333
9.5.3
Port 5 Register (PORT5)...................................................................................... 334
9.5.4
Pin Functions ....................................................................................................... 334
9.6
Port 8................................................................................................................................. 336
9.6.1
Port 8 Data Direction Register (P8DDR)............................................................. 336
9.6.2
Port 8 Data Register (P8DR)................................................................................ 337
9.6.3
Port 8 Register (PORT8)...................................................................................... 337
9.6.4
Pin Functions ....................................................................................................... 338
9.7
Port 9................................................................................................................................. 339
9.7.1
Port 9 Register (PORT9)...................................................................................... 339
9.7.2
Pin Functions ....................................................................................................... 339
9.8
Port A................................................................................................................................ 340
9.8.1
Port A Data Direction Register (PADDR) ........................................................... 341
9.8.2
Port A Data Register (PADR) .............................................................................. 342
9.8.3
Port A Register (PORTA) .................................................................................... 342
9.8.4
Port A MOS Pull-Up Control Register (PAPCR) ................................................ 343
9.8.5
Port A Open Drain Control Register (PAODR)................................................... 343
9.8.6
Port Function Control Register 0 (PFCR0) .......................................................... 344
9.8.7
Port Function Control Register 1 (PFCR1) .......................................................... 344
9.8.8
Pin Functions ....................................................................................................... 345
9.8.9
Port A MOS Input Pull-Up States........................................................................ 347
9.9
Port B ................................................................................................................................ 348
9.9.1
Port B Data Direction Register (PBDDR)............................................................ 348
9.9.2
Port B Data Register (PBDR) .............................................................................. 349
9.9.3
Port B Register (PORTB) .................................................................................... 349
9.9.4
Port B MOS Pull-Up Control Register (PBPCR)................................................. 350
9.9.5
Pin Functions ....................................................................................................... 350
9.9.6
Port B MOS Input Pull-Up States ........................................................................ 351
9.10 Port C ................................................................................................................................ 352
9.10.1 Port C Data Direction Register (PCDDR)............................................................ 352
Rev. 2.00, 05/03, page xxvii of lii
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