80C186EB/80C188EB Microprocessor User's Manual - CEUNES

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INTRODUCTION1.3.1 How to Use Intel's FaxBack ServiceThink of the FaxBack service as a library of technical documents that you can access with yourphone. Just dial the telephone number (see page 1-4) and respond to the system prompts. Afteryou select a document, the system sends a copy to your fax machine.Each document is assigned an order number and is listed in a subject catalog. First-time usersshould order the appropriate subject catalogs to get a complete listing of document order numbers.The following catalogs and information packets are available:1. Microcontroller, Flash, and iPLD catalog2. Development tool catalog3. System catalog4. DVI and multimedia catalog5. BBS catalog6. <strong>Microprocessor</strong> and peripheral catalog7. Quality and reliability catalog8. Technical questionnaire1.3.2 How to Use Intel's Application BBSThe Application Bulletin Board System (BBS) provides centralized access to information, softwaredrivers, firmware upgrades, and revised software. Any user with a modem and computer canaccess the BBS. Use the following modem settings.• 14400, N, 8, 1If your modem does not support 14.4K baud, the system provides auto configuration support for1200- through 14.4K-baud modems.To access the BBS, just dial the telephone number (see page 1-4) and respond to the systemprompts. During your first session, the system asks you to register with the system operator byentering your name and location. The system operator will then set up your access account within24 hours. At that time, you can access the files on the BBS. For a listing of files, call the FaxBackservice and order catalog #6 (the BBS catalog).1-5
INTRODUCTIONIf you encounter any difficulty accessing our high-speed modem, try our dedicated 2400-baudmodem (see page 1-4). Use the following modem settings.• 2400 baud, N, 8, 11.3.3 How to Find the Latest ApBUILDER Files, Hypertext <strong>Manual</strong>s, andData Sheets on the BBSThe latest ApBUILDER files and hypertext manuals and data sheets are available first from theBBS. To access the files:1. Select [F] from the BBS Main menu.2. Select [L] from the Intel Apps Files menu.3. The BBS displays the list of all area levels and prompts for the area number.4. Select [25] to choose the ApBUILDER / Hypertext area.5. Area level 25 has four sublevels: (1) General, (2) 196 Files, (3) 186 Files, and (4) 8051Files.6. Select [1] to find the latest ApBUILDER files or the number of the appropriate productfamilysublevel to find the hypertext manuals and data sheets.7. Enter the file number to tag the files you wish to download. The BBS displays the approximatedownload time for tagged files.1-6
Page 1 and 2: 80C186EB/80C188EBMicroprocessorUser
Page 3 and 4: Information in this document is pro
Page 5 and 6: CONTENTS2.3.2 Software Interrupts .
Page 7 and 8: CONTENTS6.4.4 Enabling and Disablin
Page 9 and 10: CONTENTS10.2.2 Asynchronous Mode Pr
Page 11 and 12: CONTENTSFIGURESFigurePage2-1 Simpli
Page 13 and 14: CONTENTSFIGURESFigurePage6-9 Using
Page 15 and 16: CONTENTSTableTABLESPage1-1 Comparis
Page 17 and 18: CONTENTSEXAMPLESExamplePage5-1 Init
Page 20 and 21: CHAPTER 1INTRODUCTIONThe 8086 micro
Page 22 and 23: INTRODUCTIONEach chapter covers a s
Page 26: Overview of the80C186 FamilyArchite
Page 29 and 30: OVERVIEW OF THE 80C186 FAMILY ARCHI
Page 39: OVERVIEW OF THE 80C186 FAMILY ARCHI
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OVERVIEW OF THE 80C186 FAMILY ARCHI
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OVERVIEW OF THE 80C186 FAMILY ARCHI
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Bus Interface Unit3
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BUS INTERFACE UNITPhysical Implemen
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BUS INTERFACE UNIT(X + 1)(X)A19:1 D
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BUS INTERFACE UNITFor word transfer
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BUS INTERFACE UNITCLKOUTT4 T1 T2 T3
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BUS INTERFACE UNITCLKOUTT4or TI T1
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BUS INTERFACE UNITSignals From CPU4
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BUS INTERFACE UNITT2T3or TWT4or TIC
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BUS INTERFACE UNITA normally not-re
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BUS INTERFACE UNITT2or T3or TWT3or
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BUS INTERFACE UNITAn idle bus state
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BUS INTERFACE UNIT3.5.1.1 Refresh B
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BUS INTERFACE UNITMost memory and p
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BUS INTERFACE UNITCLKOUTT4 T2 T3 TI
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BUS INTERFACE UNIT3.5.4 HALT Bus Cy
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BUS INTERFACE UNITCLKOUTT1 TI TIALE
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BUS INTERFACE UNITCLKOUTALES2:0AD15
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BUS INTERFACE UNITCLKOUTNMI/INTxNot
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BUS INTERFACE UNITALEProcessorA19:1
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BUS INTERFACE UNITThe WAIT instruct
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BUS INTERFACE UNITCLKOUTHOLD124HLDA
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BUS INTERFACE UNITCLKOUT1 3 4HOLDHL
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BUS INTERFACE UNITCLKOUTHOLD12345HL
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Peripheral ControlBlock4
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PERIPHERAL CONTROL BLOCKRegister Na
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PERIPHERAL CONTROL BLOCK4.3 RESERVE
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PERIPHERAL CONTROL BLOCK4.4.3.1 Wri
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PERIPHERAL CONTROL BLOCK4-8
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CHAPTER 5CLOCK GENERATION AND POWER
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CLOCK GENERATION AND POWER MANAGEME
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Chip-Select Unit6
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CHIP-SELECT UNIT27C25674AC138A1:13A
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CHIP-SELECT UNITT4 T1 T2 T3T4CLKOUT
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CHIP-SELECT UNITThe START register
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CHIP-SELECT UNITRegister Name:Regis
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CHIP-SELECT UNIT6.4.2 Start Address
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CHIP-SELECT UNITBUS READYREADY Cont
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CHIP-SELECT UNITTable 6-3 lists exa
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CHIP-SELECT UNITREADYALEA19:16AD15:
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CHIP-SELECT UNITDRAM_BASEEQU 128 ;W
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CHIP-SELECT UNIT; DATA SEGMENTDATAS
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CHAPTER 7REFRESH CONTROL UNITThe Re
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REFRESH CONTROL UNITRefresh Control
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REFRESH CONTROL UNIT7.5 REFRESH BUS
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REFRESH CONTROL UNIT7.7 PROGRAMMING
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REFRESH CONTROL UNITRegister Name:R
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REFRESH CONTROL UNITRegister Name:R
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REFRESH CONTROL UNITmov dx, RFBASEm
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Interrupt ControlUnit8
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INTERRUPT CONTROL UNITTimer 0 Timer
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INTERRUPT CONTROL UNITInterrupt sou
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INTERRUPT CONTROL UNIT8.2.2.1 Prior
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INTERRUPT CONTROL UNITINTINT08259Ao
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INTERRUPT CONTROL UNIT8.2.6 Edge an
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INTERRUPT CONTROL UNITTable 8-3. In
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INTERRUPT CONTROL UNIT.Register Nam
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INTERRUPT CONTROL UNIT8.3.2 Interru
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INTERRUPT CONTROL UNIT8.3.4 Priorit
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INTERRUPT CONTROL UNITReading the P
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INTERRUPT CONTROL UNITRegister Name
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INTERRUPT CONTROL UNIT3. Program th
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CHAPTER 9TIMER/COUNTER UNITThe Time
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TIMER/COUNTER UNITTimer 0 Timer 1 T
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TIMER/COUNTER UNITContinued From"A"
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TIMER/COUNTER UNITRegister Name:Reg
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TIMER/COUNTER UNITThe timer countin
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TIMER/COUNTER UNITTimer 0Serviced1I
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TIMER/COUNTER UNIT9.3.2 Synchroniza
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TIMER/COUNTER UNITlib_80186 segment
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TIMER/COUNTER UNIT$mod186nameexampl
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TIMER/COUNTER UNIT_CMPB equ word pt
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SerialCommunicationsUnit10
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SERIAL COMMUNICATIONS UNIT1 2 3 4 5
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SERIAL COMMUNICATIONS UNITThe RX ma
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SERIAL COMMUNICATIONS UNITThe Trans
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SERIAL COMMUNICATIONS UNIT5. At the
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SERIAL COMMUNICATIONS UNITRegister
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SERIAL COMMUNICATIONS UNITRegister
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SERIAL COMMUNICATIONS UNIT3. If the
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SERIAL COMMUNICATIONS UNITThe seria
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SERIAL COMMUNICATIONS UNIT10.2.3 Pr
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SERIAL COMMUNICATIONS UNITBCLK is a
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SERIAL COMMUNICATIONS UNITChannel_0
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SERIAL COMMUNICATIONS UNITmovmovmov
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SERIAL COMMUNICATIONS UNIT10.5.2 Mo
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SERIAL COMMUNICATIONS UNITMASTER186
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SERIAL COMMUNICATIONS UNIT$mod186na
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SERIAL COMMUNICATIONS UNIT$mod186na
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SERIAL COMMUNICATIONS UNITcmp al, F
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SERIAL COMMUNICATIONS UNIT10-36
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CHAPTER 11INPUT/OUTPUT PORTSMany ap
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INPUT/OUTPUT PORTS11.1.2 Input Port
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INPUT/OUTPUT PORTSFrom IntegratedPe
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INPUT/OUTPUT PORTS11.1.5.1 Port 1 O
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INPUT/OUTPUT PORTSRegister Name:Reg
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INPUT/OUTPUT PORTSRegister Name:Reg
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Math Coprocessing12
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MATH COPROCESSING12.3 THE 80C187 MA
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MATH COPROCESSINGAvailable data typ
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MATH COPROCESSING12.3.1.5 Constant
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MATH COPROCESSINGIncreasing Signifi
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MATH COPROCESSING12.4.1 Clocking th
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MATH COPROCESSINGExternalOscillator
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MATH COPROCESSING80C186Modular Core
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MATH COPROCESSING$mod186$modc187nam
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CHAPTER 13ONCE MODEONCE (pronounced
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80C186 InstructionSet Additions and
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80C186 INSTRUCTION SET ADDITIONS AN
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APPENDIX BINPUT SYNCHRONIZATIONMany
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Instruction SetDescriptionsC
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INSTRUCTION SET DESCRIPTIONSTable C
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INSTRUCTION SET DESCRIPTIONSINCINST
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INSTRUCTION SET DESCRIPTIONSOROUTTa
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INSTRUCTION SET DESCRIPTIONSC-48
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APPENDIX DINSTRUCTION SET OPCODESAN
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INSTRUCTION SET OPCODES AND CLOCK C
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Index
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INDEXand T-states, 3-9data phase, 3
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INDEXarithmetic instructions, 2-19-
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INDEXblock diagram, 3-15implementat
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INDEXWWait statesand bus cycles, 3-
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80C186EB/80C188EB Microprocessor User's Manual - CEUNES

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