NEC PD789488, PD789489, PD78F9488, PD78F9489 - page 15

User’s Manual U15331EJ4V1UD 15
14.1 Multiplier Function...................................................................................................................267
14.2 Multiplier Configuration..........................................................................................................267
14.3 Multiplier Control Register......................................................................................................269
14.4 Multiplier Operation.................................................................................................................270
CHAPTER 15 REMOTE CONTROLLER RECEIVER (
µ PD789489, 78F9489 ONLY)......................271
15.1 Remote Controller Receiver Functions.................................................................................271
15.2 Remote Controller Receiver Configuration...........................................................................271
15.3 Registers to Control Remote Controller Receiver................................................................277
15.4 Operation of Remote Controller Receiver.............................................................................279
15.4.1 Format of type A reception mode................................................................................................ 279
15.4.2 Operation flow of type A reception mode.................................................................................... 279
15.4.3 Timing......................................................................................................................................... 281
15.4.4 Compare register setting.............................................................................................................283
15.4.5 Error interrupt generation timing .................................................................................................285
15.4.6 Noise elimination.........................................................................................................................287
CHAPTER 16 INTERRUPT FUNCTIONS............................................................................................ 290
16.1 Interrupt Function Types.........................................................................................................290
16.2 Interrupt Sources and Configuration.....................................................................................290
16.3 Registers Controlling Interrupt Function..............................................................................294
16.4 Interrupt Servicing Operation.................................................................................................301
16.4.1 Non-maskable interrupt request acknowledgment operation ......................................................301
16.4.2 Maskable interrupt request acknowledgment operation.............................................................. 303
16.4.3 Multiple interrupt servicing ..........................................................................................................304
16.4.4 Putting interrupt requests on hold............................................................................................... 306
CHAPTER 17 STANDBY FUNCTION..................................................................................................307
17.1 Standby Function and Configuration....................................................................................307
17.1.1 Standby function......................................................................................................................... 307
17.1.2 Register controlling standby function.......................................................................................... 308
17.2 Standby Function Operation...................................................................................................309
17.2.1 HALT mode.................................................................................................................................309
17.2.2 STOP mode................................................................................................................................ 312
CHAPTER 18 RESET FUNCTION....................................................................................................... 315
CHAPTER 19 FLASH MEMORY VERSION....................................................................................... 319
19.1 Flash Memory Characteristics................................................................................................320
19.1.1 Programming environment.......................................................................................................... 320
19.1.2 Communication mode................................................................................................................. 321
19.1.3 On-board pin processing.............................................................................................................324
19.1.4 Connection of adapter for flash writing........................................................................................327
19.2 Cautions on µ PD78F9488 and 78F9489.................................................................................330