uPD789074 Subseries 8-Bit Single-Chip Microcontrollers UD - Home

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116Figure 9-1. Block Diagram of Serial Interface 20Serial operation moderegister 20 (CSIM20)Internal busAsynchronous serial interfacestatus register 20 (ASIS20)Asynchronous serial interfacemode register 20 (ASIM20)CSIE20 SSE20 DAP20 DIR20 CSCK20 CKP20 Receive buffer PE20 FE20 OVE20 TXE20 RXE20 PS201 PS200 CL20 SL20register 20 (RXB20)User’s Manual U14801EJ3V1<strong>UD</strong>SI20/P22/RxD20SO20/P21/TxD20Port moderegister (PM21)Parity detectionStop bit detectionSwitching of the first bitReceive shiftregister 20 (RXS20)Receiveshift clock4Parity operationStop bit additionTransmit data counterReceive data counterReception enabledReceive clockStart bitDetection clockdetectionSL20, CL20, PS200, PS201Reception detectedTransmit shiftregister 20 (TXS20)Transmitand receiveclock controlData phasecontrolTransmitshift clockSelectorBaud rategenerator Note 4CSIE20DAP20CSIE20CSCK20fX/2 to fX/2 8INTST20INTSR20/INTCSI20CHAPTER 9 SERIAL INTERFACE 20SS20/P23SCK20/P20/ASCK20CSIE20Clock phasecontrolCSCK20TPS203 TPS202 TPS201 TPS200Internal clock output Baud rate generatorcontrol register 20 (BRGC20)External clock inputInternal busNote See Figure 9-2 for the configuration of the baud rate generator.
Figure 9-2. Block Diagram of Baud Rate Generator 20Reception detection clockTransmit shift clock1/2Transmitclock counter(3 bits)User’s Manual U14801EJ3V1<strong>UD</strong> 117Receive shift clockTXE20RXE20CSIE20Reception detectedSelector1/2SelectorReceiveclock counter(3 bits)Baud rate generator controlregister 20 (BRGC20)Selector4fX/2fX/2 2fX/2 3fX/2 4fX/2 5fX/2 6fX/2 7fX/2 8TPS203 TPS202 TPS201 TPS200Internal busASCK20/SCK20/P20CHAPTER 9 SERIAL INTERFACE 20
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User’s ManualµPD789074 Subseries
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NOTES FOR CMOS DEVICES1VOLTAGE APPL
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Regional InformationSome informatio
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INTRODUCTIONReadersPurposeOrganizat
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Documents for Flash Memory WritingP
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CHAPTER 11 STANDBY FUNCTION .......
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LIST OF FIGURES (1/3)Figure No. Tit
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LIST OF FIGURES (3/3)Figure No. Tit
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LIST OF TABLES (2/2)Table No. Title
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CHAPTER 1 GENERAL1.2 Features• RO
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CHAPTER 1 GENERAL1.6 Pin Configurat
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CHAPTER 1 GENERALThe major function
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CHAPTER 1 GENERAL1.8 Block DiagramT
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CHAPTER 1 GENERAL1.10 Differences B
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CHAPTER 2 PIN FUNCTIONS(2) Non-port
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CHAPTER 2 PIN FUNCTIONS(h) RxD20, T
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CHAPTER 2 PIN FUNCTIONS2.3 Pin I/O
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CHAPTER 3 CPU ARCHITECTURE3.1 Memor
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CHAPTER 3 CPU ARCHITECTUREFigure 3-
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CHAPTER 3 CPU ARCHITECTURE3.1.1 Int
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CHAPTER 3 CPU ARCHITECTURE(a) Inter
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CHAPTER 3 CPU ARCHITECTURE3.2.2 Gen
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CHAPTER 3 CPU ARCHITECTURETable 3-3
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CHAPTER 3 CPU ARCHITECTURE3.3 Instr
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CHAPTER 3 CPU ARCHITECTURE3.3.3 Tab
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CHAPTER 3 CPU ARCHITECTURE3.4.2 Sho
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CHAPTER 3 CPU ARCHITECTURE3.4.4 Reg
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CHAPTER 3 CPU ARCHITECTURE3.4.6 Bas
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CHAPTER 4 PORT FUNCTIONSTable 4-1.
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Page 69 and 70: CHAPTER 4 PORT FUNCTIONSFigure 4-7.
Page 71 and 72: CHAPTER 4 PORT FUNCTIONS4.3 Port Fu
Page 73 and 74: CHAPTER 4 PORT FUNCTIONS(3) Pull-up
Page 75 and 76: CHAPTER 5 CLOCK GENERATOR5.1 Clock
Page 77 and 78: CHAPTER 5 CLOCK GENERATOR5.4 System
Page 79 and 80: CHAPTER 5 CLOCK GENERATORFigure 5-4
Page 81 and 82: CHAPTER 5 CLOCK GENERATOR5.6 Changi
Page 83 and 84: Figure 6-1. Block Diagram of 16-Bit
Page 85 and 86: CHAPTER 6 16-BIT TIMER 906.3 Contro
Page 87 and 88: CHAPTER 6 16-BIT TIMER 90(2) Buzzer
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Page 93 and 94: CHAPTER 6 16-BIT TIMER 906.4.4 16-b
Page 95 and 96: CHAPTER 6 16-BIT TIMER 906.5 Notes
Page 97 and 98: CHAPTER 7 8-BIT TIMER/EVENT COUNTER
Page 109 and 110: CHAPTER 8 WATCHDOG TIMER8.1 Watchdo
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CHAPTER 11 STANDBY FUNCTION11.2 Ope
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CHAPTER 11 STANDBY FUNCTION11.2.2 S
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CHAPTER 12 RESET FUNCTIONThe follow
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CHAPTER 12 RESET FUNCTIONTable 12-1
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CHAPTER 13 µPD78F907613.1 Flash Me
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CHAPTER 13 µPD78F9076Figure 13-3.
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CHAPTER 13 µPD78F907613.1.3 On-boa
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CHAPTER 13 µPD78F9076When the rese
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CHAPTER 13 µPD78F9076Figure 13-9.
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CHAPTER 14 INSTRUCTION SET OVERVIEW
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CHAPTER 15 ELECTRICAL SPECIFICATION
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CHAPTER 18 RECOMMENDED SOLDERING CO
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APPENDIX A DEVELOPMENT TOOLSThe fol
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APPENDIX A DEVELOPMENT TOOLSA.1 Sof
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APPENDIX A DEVELOPMENT TOOLSA.4 Fla
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APPENDIX B NOTES ON TARGET SYSTEM D
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APPENDIX C REGISTER INDEXC.1 Regist
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APPENDIX C REGISTER INDEXC.2 Regist
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APPENDIX D REVISION HISTORYThe foll
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uPD789074 Subseries 8-Bit Single-Chip Microcontrollers UD - Home

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