UPD784938 Datasheet, PDF (31/733 Pages) NEC – 16-Bit Single-Chip Microcontrollers

LIST OF FIGURES (9/12)
Figure No.
Title
Page
18-6
18-7
18-8
18-9
18-10
18-11
18-12
18-13
18-14
18-15
Asynchronous Serial Interface Transmission Completion Interrupt Timing .............................................. 437
Asynchronous Serial Interface Reception Completion Interrupt Timing .................................................... 438
Receive Error Timing ................................................................................................................................... 439
Example of 3-Wire Serial I/O System Configuration .................................................................................. 440
3-Wire Serial I/O Mode Block Diagram ....................................................................................................... 441
Format of Clocked Serial Interface Mode Register 1 (CSIM1) and
Clocked Serial Interface Mode Register 2 (CSIM2) ................................................................................... 443
3-Wire Serial I/O Mode Timing .................................................................................................................... 444
Example of Connection to 2-Wire Serial I/O .............................................................................................. 445
Baud Rate Generator Block Diagram ......................................................................................................... 449
Format of Baud Rate Generator Control Register (BRGC) and
Baud Rate Generator Control Register 2 (BRGC2) ................................................................................... 451
19-1
19-2
19-3
19-4
19-5
Clocked Serial Interface Block Diagram ..................................................................................................... 458
Format of Clocked Serial Interface Mode Register (CSIM) and
Clocked Serial Interface Mode Register 3 (CSIM3) ................................................................................... 459
Example of 3-Wire Serial I/O System Configuration .................................................................................. 461
3-Wire Serial I/O Mode Timing .................................................................................................................... 462
Operation when Reception is Disabled ....................................................................................................... 464
20-1
20-2
20-3
20-4
20-5
20-6
20-7
20-8
20-9
20-10
20-11
20-12
20-13
20-14
20-15
20-16
20-17
20-18
20-19
20-20
20-21
IEBus Transmission Signal Format ............................................................................................................. 469
Master Address Field ................................................................................................................................... 470
Slave Address Field ..................................................................................................................................... 471
Control Field ................................................................................................................................................. 473
Telegraph Length Field ................................................................................................................................ 473
Data Field ..................................................................................................................................................... 474
Bit Configuration of Slave Status ................................................................................................................ 477
Configuration of Lock Address .................................................................................................................... 478
Bit Format of IEBus ..................................................................................................................................... 479
IEBus Controller Block Diagram .................................................................................................................. 481
Bus Control Register (BCR) Format ........................................................................................................... 484
Unit Address Register (UAR) Format .......................................................................................................... 486
Slave Address Register (SAR) Format ....................................................................................................... 486
Partner Address Register (PAR) Format ..................................................................................................... 486
Control Data Register (CDR) Format .......................................................................................................... 487
Interrupt Generation Timing (in case of <1>, <3>, <4>) ............................................................................ 488
Interrupt Generation Timing (in case of <2>, <5>) ..................................................................................... 488
INTIE2 Interrupt Generation Timing in Locked Status (in case of <4>, <5>) ........................................... 489
INTIE2 Interrupt Generation Timing in Locked Status (in case of <3>) .................................................... 489
Telegraph Length Register (DLR) Format .................................................................................................. 490
Data Register (DR) Format ......................................................................................................................... 491
Preliminary User’s Manual U13987EJ1V0UM00
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