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20. Real-Time Clock ...................................................................................................... 366
20.1
Introduction ............................................................................................................................... 366
20.2
Registers................................................................................................................................... 368
20.2.1
Real-Time Clock Second Data Register (RTCSEC) ........................................................ 369
20.2.2
Real-Time Clock Minute Data Register (RTCMIN) .......................................................... 370
20.2.3
Real-Time Clock Hour Data Register (RTCHR) .............................................................. 371
20.2.4
Real-Time Clock Day Data Register (RTCWK) ............................................................... 372
20.2.5
Real-Time Clock Control Register 1 (RTCCR1) .............................................................. 373
20.2.6
Real-Time Clock Control Register 2 (RTCCR2) .............................................................. 375
20.2.7
Real-Time Clock Count Source Select Register (RTCCSR) ........................................... 377
20.2.8
Real-Time Clock Second Compare Data Register (RTCCSEC) ..................................... 378
20.2.9
Real-Time Clock Minute Compare Data Register (RTCCMIN) ........................................ 379
20.2.10
Real-Time Clock Hour Compare Data Register (RTCCHR) ............................................ 380
20.3
Operations ................................................................................................................................ 381
20.3.1
Basic Operation ............................................................................................................... 381
20.3.2
Compare Mode ................................................................................................................ 384
20.4
Interrupts................................................................................................................................... 390
20.5
Notes on Real-Time Clock ........................................................................................................ 391
20.5.1
Starting and Stopping the Count ...................................................................................... 391
20.5.2
Register Settings (Time Data, etc.) ................................................................................. 391
20.5.3
Register Settings (Compare Data) .................................................................................. 391
20.5.4
Time Reading Procedure in Real-Time Clock Mode ....................................................... 392
21. Pulse Width Modulator............................................................................................. 393
21.1
Introduction ............................................................................................................................... 393
21.2
Registers................................................................................................................................... 394
21.2.1
PWM Control Register 0 (PWMCON0) ........................................................................... 395
21.2.2
PWMi Prescaler (PWMPREi) (i = 0, 1) ............................................................................ 396
21.2.3
PWMi Register (PWMREGi) (i = 0, 1) ............................................................................. 396
21.2.4
PWM Control Register 1 (PWMCON1) ........................................................................... 397
21.3
Operations ................................................................................................................................ 398
21.3.1
Setting Procedure ............................................................................................................ 398
21.3.2
Operation Example .......................................................................................................... 398
22. Remote Control Signal Receiver ............................................................................. 400
22.1
Introduction ............................................................................................................................... 400
22.2
Registers................................................................................................................................... 403
22.2.1
PMCi Function Select Register 0 (PMCiCON0) (i = 0, 1) ................................................ 405
22.2.2
PMCi Function Select Register 1 (PMCiCON1) (i = 0, 1) ................................................ 407
22.2.3
PMCi Function Select Register 2 (PMCiCON2) (i = 0, 1) ................................................ 409
22.2.4
PMCi Function Select Register 3 (PMCiCON3) (i = 0, 1) .................................................411
22.2.5
PMCi Status Register (PMCiSTS) (i = 0, 1) ..................................................................... 412
A - 10
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