18
CHAPTER 19 SERIAL INTERFACE CHANNEL 2 ............................................................................
19.1 Serial Interface Channel 2 Functions..............................................................................
19.2 Serial Interface Channel 2 Configuration .......................................................................
19.3 Serial Interface Channel 2 Control Registers.................................................................
19.4 Serial Interface Channel 2 Operation ..............................................................................
19.4.1
Operation stop mode ...........................................................................................................
19.4.2
Asynchronous serial interface (UART) mode (with time-division transfer function).............
19.4.3
3-wire serial I/O mode .........................................................................................................
19.4.4
Restrictions in UART mode .................................................................................................
425
425
426
430
440
440
442
456
463
CHAPTER 20 REAL-TIME OUTPUT PORT ......................................................................................
20.1 Real-Time Output Port Functions....................................................................................
20.2 Real-Time Output Port Configuration .............................................................................
20.3 Real-Time Output Port Control Registers.......................................................................
467
467
468
470
CHAPTER 21 INTERRUPT AND TEST FUNCTIONS .......................................................................
21.1 Interrupt Function Types..................................................................................................
21.2 Interrupt Sources and Configuration ..............................................................................
21.3 Interrupt Function Control Registers..............................................................................
21.4 Interrupt Servicing Operations ........................................................................................
21.4.1
Non-maskable interrupt request acknowledge operation ....................................................
21.4.2
Maskable interrupt request acknowledge operation ............................................................
21.4.3
Software interrupt request acknowledge operation .............................................................
21.4.4
Multiple interrupt servicing ...................................................................................................
21.4.5
Interrupt request reserve .....................................................................................................
21.5 Test Functions...................................................................................................................
21.5.1
Registers controlling the test function..................................................................................
21.5.2
Test input signal acknowledge operation .............................................................................
473
473
474
478
487
487
490
493
493
496
497
497
499
CHAPTER 22 EXTERNAL DEVICE EXPANSION FUNCTION .........................................................
22.1 External Device Expansion Functions............................................................................
22.2 External Device Expansion Function Control Register.................................................
22.3 External Device Expansion Function Timing .................................................................
22.4 Example of Connection with Memory .............................................................................
501
501
505
507
512
CHAPTER 23 STANDBY FUNCTION................................................................................................
23.1 Standby Function and Configuration..............................................................................
23.1.1
Standby function ..................................................................................................................
23.1.2
Standby function control register .........................................................................................
23.2 Standby Function Operations..........................................................................................
23.2.1
HALT mode ..........................................................................................................................
23.2.2
STOP mode .........................................................................................................................
513
513
513
514
515
515
518
CHAPTER 24 RESET FUNCTION.....................................................................................................
24.1 Reset Function ..................................................................................................................
521
521
CHAPTER 25 ROM CORRECTION...................................................................................................
25.1 ROM Correction Functions ..............................................................................................
525
525