Epson S1C6200A Specifications

MF654-05Technical ManualCMOS 4-BIT SINGLE CHIP MICROCOMPUTERS1C62740 Technical Hardware/S1C62740 Technical SoftwareS1C62740

I-ii EPSON S1C62740 TECHNICAL HARDWARECONTENTS4.4 Input Ports (K00–K03, K10) ... I-26Configuration o

I-88 EPSON S1C62740 TECHNICAL HARDWARECHAPTER 4: PERIPHERAL CIRCUITS AND OPERATION (A/D Converter)• Positive input voltageBuffer AMPoutput voltageInte

S1C62740 TECHNICAL HARDWARE EPSON I-89CHAPTER 4: PERIPHERAL CIRCUITS AND OPERATION (A/D Converter)The slope of this integral output waveform changes i

I-90 EPSON S1C62740 TECHNICAL HARDWARECHAPTER 4: PERIPHERAL CIRCUITS AND OPERATION (A/D Converter)Since the slope of the reverse integral waveform is

S1C62740 TECHNICAL HARDWARE EPSON I-91CHAPTER 4: PERIPHERAL CIRCUITS AND OPERATION (A/D Converter)Fig. 4.12.15Circuit diagram at the time of resistanc

I-92 EPSON S1C62740 TECHNICAL HARDWARECHAPTER 4: PERIPHERAL CIRCUITS AND OPERATION (A/D Converter)Here we will explain about the control and interrupt

S1C62740 TECHNICAL HARDWARE EPSON I-93CHAPTER 4: PERIPHERAL CIRCUITS AND OPERATION (A/D Converter)(3) Wait time for A/D conversionTo perform a stable

I-94 EPSON S1C62740 TECHNICAL HARDWARECHAPTER 4: PERIPHERAL CIRCUITS AND OPERATION (A/D Converter)Take care that conversion data may sometime become i

S1C62740 TECHNICAL HARDWARE EPSON I-95CHAPTER 4: PERIPHERAL CIRCUITS AND OPERATION (A/D Converter)Measurement modeand input terminal settingReference

I-96 EPSON S1C62740 TECHNICAL HARDWARECHAPTER 4: PERIPHERAL CIRCUITS AND OPERATION (A/D Converter)Table 4.12.4 shows the A/D converter control bit and

S1C62740 TECHNICAL HARDWARE EPSON I-97CHAPTER 4: PERIPHERAL CIRCUITS AND OPERATION (A/D Converter)Control the middle electric potential generation cir

HardwareS1C62740 TECHNICAL HARDWARE EPSON I-iiiCONTENTSData input/output and interrupt function... I-72Mask option ...

I-98 EPSON S1C62740 TECHNICAL HARDWARECHAPTER 4: PERIPHERAL CIRCUITS AND OPERATION (A/D Converter)ADRS0, ADRS1:Resolution selection(F3H•D0, D1)Selects

S1C62740 TECHNICAL HARDWARE EPSON I-99CHAPTER 4: PERIPHERAL CIRCUITS AND OPERATION (A/D Converter)AD0–AD12:A/D conversion data(F7H, F8H, F9H, FAH•D0)T

I-100 EPSON S1C62740 TECHNICAL HARDWARECHAPTER 4: PERIPHERAL CIRCUITS AND OPERATION (A/D Converter)IAD:Interrupt factor flag(C4H•D0)This flag indicate

S1C62740 TECHNICAL HARDWARE EPSON I-101CHAPTER 4: PERIPHERAL CIRCUITS AND OPERATION (General-purpose Operation Amplifier)General-purpose Operation Amp

I-102 EPSON S1C62740 TECHNICAL HARDWARECHAPTER 4: PERIPHERAL CIRCUITS AND OPERATION (General-purpose Operation Amplifier)Table 4.13.1 lists the analog

S1C62740 TECHNICAL HARDWARE EPSON I-103CHAPTER 4: PERIPHERAL CIRCUITS AND OPERATION (SVD Circuit)SVD (Supply Voltage Detection) Circuit4.14Configurati

I-104 EPSON S1C62740 TECHNICAL HARDWARECHAPTER 4: PERIPHERAL CIRCUITS AND OPERATION (SVD Circuit)To obtain a stable SVD detection result, the SVD circ

S1C62740 TECHNICAL HARDWARE EPSON I-105CHAPTER 4: PERIPHERAL CIRCUITS AND OPERATION (SVD Circuit)SVDDT:SVD data(FFH•D1)This is the result of supply vo

I-106 EPSON S1C62740 TECHNICAL HARDWARECHAPTER 4: PERIPHERAL CIRCUITS AND OPERATION (Interrupt and HALT/SLEEP)Interrupt and HALT/SLEEP<Interrupt ty

S1C62740 TECHNICAL HARDWARE EPSON I-107CHAPTER 4: PERIPHERAL CIRCUITS AND OPERATION (Interrupt and HALT/SLEEP)IPTEIPTISIOEISIOK10DFK10IK1EIK1K00DFK00S

I-iv EPSON S1C62740 TECHNICAL HARDWARECONTENTSCHAPTER 8 PACKAGE ... I-1308.1 Plastic

I-108 EPSON S1C62740 TECHNICAL HARDWARECHAPTER 4: PERIPHERAL CIRCUITS AND OPERATION (Interrupt and HALT/SLEEP)Table 4.15.1 shows the factors for gener

S1C62740 TECHNICAL HARDWARE EPSON I-109CHAPTER 4: PERIPHERAL CIRCUITS AND OPERATION (Interrupt and HALT/SLEEP)The interrupt factor flags can be masked

I-110 EPSON S1C62740 TECHNICAL HARDWARECHAPTER 4: PERIPHERAL CIRCUITS AND OPERATION (Interrupt and HALT/SLEEP)Interrupt vectorWhen an interrupt reques

S1C62740 TECHNICAL HARDWARE EPSON I-111CHAPTER 4: PERIPHERAL CIRCUITS AND OPERATION (Interrupt and HALT/SLEEP)Control of interruptTables 4.15.4(a) and

I-112 EPSON S1C62740 TECHNICAL HARDWARECHAPTER 4: PERIPHERAL CIRCUITS AND OPERATION (Interrupt and HALT/SLEEP)Table 4.15.4(b) Control bits of interru

S1C62740 TECHNICAL HARDWARE EPSON I-113CHAPTER 4: PERIPHERAL CIRCUITS AND OPERATION (Interrupt and HALT/SLEEP)Programming notes(1) When it shifts to t

I-114 EPSON S1C62740 TECHNICAL HARDWARECHAPTER 5: SUMMARY OF NOTESSUMMARY OF NOTESCHAPTER 55.1 Notes for Low Current ConsumptionThe S1C62740 contains

S1C62740 TECHNICAL HARDWARE EPSON I-115CHAPTER 5: SUMMARY OF NOTES5.2 Summary of Notes by FunctionHere, the cautionary notes are summed up by function

I-116 EPSON S1C62740 TECHNICAL HARDWARECHAPTER 5: SUMMARY OF NOTESWhen in the input mode, I/O ports are changed from low to highby pull up resistor, t

S1C62740 TECHNICAL HARDWARE EPSON I-117CHAPTER 5: SUMMARY OF NOTES(2) Perform data writing/reading to data registers SD0–SD7 onlywhile the serial inte

S1C62740 TECHNICAL HARDWARE EPSON I-1CHAPTER 1: OVERVIEWOVERVIEWThe S1C62740 is a single-chip microcomputer made up of the 4-bitcore CPU S1C6200A, ROM

I-118 EPSON S1C62740 TECHNICAL HARDWARECHAPTER 5: SUMMARY OF NOTESHowever, when fOSC1 is selected for CPU system clock, theinstruction cycles are long

S1C62740 TECHNICAL HARDWARE EPSON I-119CHAPTER 6: DIAGRAM OF BASIC EXTERNAL CONNECTIONSDIAGRAM OF BASIC EXTERNALCONNECTIONSCHAPTER 6• For temperature

I-120 EPSON S1C62740 TECHNICAL HARDWARECHAPTER 6: DIAGRAM OF BASIC EXTERNAL CONNECTIONSX'tal Crystal oscillator 32.768 kHz, CI (Max.) = 35 kΩCGX

S1C62740 TECHNICAL HARDWARE EPSON I-121CHAPTER 7: ELECTRICAL CHARACTERISTICSELECTRICAL CHARACTERISTICSCHAPTER 77.1 Absolute Maximum Rating7.2Recommend

I-122 EPSON S1C62740 TECHNICAL HARDWARECHAPTER 7: ELECTRICAL CHARACTERISTICSDC CharacteristicsIf no special requirementVDD = 3 V, VSS = 0 V, fOSC1 = 3

S1C62740 TECHNICAL HARDWARE EPSON I-123CHAPTER 7: ELECTRICAL CHARACTERISTICSAnalog Characteristics and Consumed CurrentIf no special requirementVDD =

I-124 EPSON S1C62740 TECHNICAL HARDWARECHAPTER 7: ELECTRICAL CHARACTERISTICSA/D converterIf no special requirementVDD = VDDA = 3 V, VSS = VSSA = 0 V,

S1C62740 TECHNICAL HARDWARE EPSON I-125CHAPTER 7: ELECTRICAL CHARACTERISTICS[Refference curves](–)E = measured value - ideal valueAbsolute error

I-126 EPSON S1C62740 TECHNICAL HARDWARECHAPTER 7: ELECTRICAL CHARACTERISTICSReference voltage generation circuitIf no special requirementVDD = VDDA =

S1C62740 TECHNICAL HARDWARE EPSON I-127CHAPTER 7: ELECTRICAL CHARACTERISTICSMiddle electric potential (GND) generation circuitIf no special requiremen

I-2 EPSON S1C62740 TECHNICAL HARDWARECHAPTER 1: OVERVIEWFeatures1.1OSC1 oscillation circuit ... Crystal oscillation circuit: 32,768 Hz (Typ.)OSC3 osc

I-128 EPSON S1C62740 TECHNICAL HARDWARECHAPTER 7: ELECTRICAL CHARACTERISTICSGeneral-purpose operational amplifierIf no special requirementVDD = VDDA =

S1C62740 TECHNICAL HARDWARE EPSON I-129CHAPTER 7: ELECTRICAL CHARACTERISTICSOscillation CharacteristicsThe oscillation characteristics change dependin

I-130 EPSON S1C62740 TECHNICAL HARDWARECHAPTER 8: PACKAGEPACKAGECHAPTER 88.1 Plastic PackageQFP5-100pin(Unit: mm)518030181100503114.0± 0.119.6± 0.420.

S1C62740 TECHNICAL HARDWARE EPSON I-131CHAPTER 8: PACKAGEQFP15-100pin(Unit: mm)Index125265075 511007614.0±0.116.0±0.416.0±0.414.0±0.10.5 0.18±0.11.00.

I-132 EPSON S1C62740 TECHNICAL HARDWARECHAPTER 8: PACKAGE8.2 Ceramic Package for Test Samples(Unit: mm)Note: The ceramic package is fixed in this form

S1C62740 TECHNICAL HARDWARE EPSON I-133CHAPTER 9: PAD LAYOUTPAD LAYOUTCHAPTER 99.1 Diagram of Pad LayoutX(0, 0)Y15.35 mm5.5 mm51015202530354045505560

I-134 EPSON S1C62740 TECHNICAL HARDWARECHAPTER 9: PAD LAYOUT9.2 Pad Coordinates(Unit: µm)Pad No.123456789101112131415161718192021222324252627282930313

SoftwareS1C62740II. Technical Software

SoftwareS1C62740 TECHNICAL SOFTWARE EPSON II-iCONTENTSCONTENTSCHAPTER 1 INTRODUCTION...II-

S1C62740 TECHNICAL HARDWARE EPSON I-3CHAPTER 1: OVERVIEWBlock Diagram1.2Fig. 1.2.1Block diagramLOGICPOWERCONTROLand SVDINTERRUPTCONTROLPROG. TIMER

II-ii EPSON S1C62740 TECHNICAL SOFTWARECONTENTS6.5 I/O Ports (P00–P03, P10–P13 and P20–P23) ... II-27I/O data memory of the I/O p

SoftwareS1C62740 TECHNICAL SOFTWARE EPSON II-iiiCONTENTS6.14 Sleep ...

S1C62740 TECHNICAL SOFTWARE EPSON II-1CHAPTER 1: INTRODUCTIONINTRODUCTIONThe S1C62740 is a microcomputer with a C-MOS 4-bit core CPUS1C6200A as main c

II-2 EPSON S1C62740 TECHNICAL SOFTWARECHAPTER 2: BLOCK DIAGRAMBLOCK DIAGRAMThe S1C62740 block diagram is shown in Figure 2.1.CHAPTER 2LOGICPOWERCONTRO

S1C62740 TECHNICAL SOFTWARE EPSON II-3CHAPTER 3: PROGRAM MEMORY (ROM)PROGRAM MEMORY (ROM)CHAPTER 33.1 Configuration of the ROMS1C62740 is built-in wit

II-4 EPSON S1C62740 TECHNICAL SOFTWARECHAPTER 4: DATA MEMORYDATA MEMORYCHAPTER 44.1 Configuration of the Data MemoryThe data memory consist of 512 wor

S1C62740 TECHNICAL SOFTWARE EPSON II-5CHAPTER 4: DATA MEMORYAddressPage HighLow0123456789ABCDEFM0 M1 M2 M3 M4 M5 M6 M7 M8 M9 MA MB MC MD ME MF01234567

II-6 EPSON S1C62740 TECHNICAL SOFTWARECHAPTER 4: DATA MEMORYDetail Map of the I/O MemoryTables 4.2.1(a)–(d) show the detail map of the I/O memory.4.2T

S1C62740 TECHNICAL SOFTWARE EPSON II-7CHAPTER 4: DATA MEMORYTable 4.2.1(b) I/O memory map (D0H–DFH)AddressCommentRegisterD3 D2 D1 D0 Name Init 1 0*1D

I-4 EPSON S1C62740 TECHNICAL HARDWARECHAPTER 1: OVERVIEW1.3 Pin Layout DiagramQFP5-100pinFig. 1.3.1Pin layout diagram (QFP5-100pin)5180301811005031Ind

II-8 EPSON S1C62740 TECHNICAL SOFTWARECHAPTER 4: DATA MEMORYTable 4.2.1(c) I/O memory map (E0H–EFH)AddressCommentRegisterD3 D2 D1 D0 Name Init 1 0*1E

S1C62740 TECHNICAL SOFTWARE EPSON II-9CHAPTER 4: DATA MEMORYTable 4.2.1(d) I/O memory map (F0H–FFH)AddressCommentRegisterD3 D2 D1 D0 Name Init 1 0*1F

II-10 EPSON S1C62740 TECHNICAL SOFTWARECHAPTER 5: INITIAL RESETINITIAL RESETCHAPTER 55.1 Initialized StatusThe CPU core and peripheral circuits are in

S1C62740 TECHNICAL SOFTWARE EPSON II-11CHAPTER 5: INITIAL RESET5.2 Example Program for the SystemInitializationFollowing program shows the example of

II-12 EPSON S1C62740 TECHNICAL SOFTWARECHAPTER 5: INITIAL RESETLDPY MY,0HLDPY MY,0HCP XH,08H ;CONTINUE TILL 080HJP C,CLR2;;* INITIALIZE PERIPHERAL CIR

S1C62740 TECHNICAL SOFTWARE EPSON II-13CHAPTER 6: PERIPHERAL CIRCUITS (Watchdog Timer)CHAPTER 6 PERIPHERAL CIRCUITS6.1 Watchdog TimerI/O data memory o

II-14 EPSON S1C62740 TECHNICAL SOFTWARECHAPTER 6: PERIPHERAL CIRCUITS (Watchdog Timer)Example programfor the watchdogtimerFollowing program shows the

S1C62740 TECHNICAL SOFTWARE EPSON II-15CHAPTER 6: PERIPHERAL CIRCUITS (OSC3)OSC3S1C62740 has two built-in oscillation circuits (OSC1 and OSC3).6.2I/O

II-16 EPSON S1C62740 TECHNICAL SOFTWARECHAPTER 6: PERIPHERAL CIRCUITS (OSC3)OR MX,CLKCHG ;CHANGE CLOCK TO OSC3RET;OS1:;* CHANGE CLOCK FRWQUENCY FROM O

S1C62740 TECHNICAL SOFTWARE EPSON II-17CHAPTER 6: PERIPHERAL CIRCUITS (Input Ports)Input Ports (K00–K03 and K10)6.3I/O data memory ofthe input portsTh

S1C62740 TECHNICAL HARDWARE EPSON I-5CHAPTER 1: OVERVIEWQFP15-100pinFig. 1.3.2Pin layout diagram (QFP15-100pin)123456789101112131415161718192021222324

II-18 EPSON S1C62740 TECHNICAL SOFTWARECHAPTER 6: PERIPHERAL CIRCUITS (Input Ports)Reading of input dataInput data of the input port terminal may be r

S1C62740 TECHNICAL SOFTWARE EPSON II-19CHAPTER 6: PERIPHERAL CIRCUITS (Input Ports)Interrupt mask registerEIK01Interrupt selection register Input comp

II-20 EPSON S1C62740 TECHNICAL SOFTWARECHAPTER 6: PERIPHERAL CIRCUITS (Input Ports)Following program shows the input ports controlling procedure.Label

S1C62740 TECHNICAL SOFTWARE EPSON II-21CHAPTER 6: PERIPHERAL CIRCUITS (Input Ports);:LD X,ZK0 ;STORE DIFFERENTIAL REGISTERLD Y,ZDFK0LD MY,MXEIRET;K1IN

II-22 EPSON S1C62740 TECHNICAL SOFTWARECHAPTER 6: PERIPHERAL CIRCUITS (Output Ports)Output Ports (R00–R03)6.4I/O data memory ofthe output portsThe con

S1C62740 TECHNICAL SOFTWARE EPSON II-23CHAPTER 6: PERIPHERAL CIRCUITS (Output Ports)Following program shows the output ports controlling procedure ino

II-24 EPSON S1C62740 TECHNICAL SOFTWARECHAPTER 6: PERIPHERAL CIRCUITS (Output Ports)In addition to the regular DC output, special output can be se-lec

S1C62740 TECHNICAL SOFTWARE EPSON II-25CHAPTER 6: PERIPHERAL CIRCUITS (Output Ports)FOUT outputThe FOR00 is to select R00 for FOUT output. So when you

II-26 EPSON S1C62740 TECHNICAL SOFTWARECHAPTER 6: PERIPHERAL CIRCUITS (Output Ports)LD MX,1000B ;SELECT R00 FOR FOUT,;AND SET 512 Hz FREQUENCY;;;* PTO

S1C62740 TECHNICAL SOFTWARE EPSON II-27CHAPTER 6: PERIPHERAL CIRCUITS (I/O Ports)I/O Ports (P00–P03, P10–P13 and P20–P23)6.5I/O data memory ofthe I/O

I-6 EPSON S1C62740 TECHNICAL HARDWARECHAPTER 1: OVERVIEW1.4 Pin DescriptionTable 1.4.1 Pin descriptionPin namePin No.QFP5-100pin QFP15-100pinIn/Out F

II-28 EPSON S1C62740 TECHNICAL SOFTWARECHAPTER 6: PERIPHERAL CIRCUITS (I/O Ports)How to set as outputSet "1" in the I/O port control registe

S1C62740 TECHNICAL SOFTWARE EPSON II-29CHAPTER 6: PERIPHERAL CIRCUITS (I/O Ports)Loading P00–P03 output data into A registerLabel Mnemonic/operand Com

II-30 EPSON S1C62740 TECHNICAL SOFTWARECHAPTER 6: PERIPHERAL CIRCUITS (I/O Ports)Loading contents of B register into P00–P03Label Mnemonic/operand Com

S1C62740 TECHNICAL SOFTWARE EPSON II-31CHAPTER 6: PERIPHERAL CIRCUITS (I/O Ports)Serial I/O portProgramming notes(1) When P20–P23 is used as general I

II-32 EPSON S1C62740 TECHNICAL SOFTWARECHAPTER 6: PERIPHERAL CIRCUITS (LCD Driver)LCD Driver6.6I/O data memory ofthe LCD driverThe control registers o

S1C62740 TECHNICAL SOFTWARE EPSON II-33CHAPTER 6: PERIPHERAL CIRCUITS (LCD Driver)• LCD display ON/OFF is controlled by register LCDON(EFH•D0).Set LCD

II-34 EPSON S1C62740 TECHNICAL SOFTWARECHAPTER 6: PERIPHERAL CIRCUITS (LCD Driver)Displaying 7-segmentThe LCD display routine using the assignment of

S1C62740 TECHNICAL SOFTWARE EPSON II-35CHAPTER 6: PERIPHERAL CIRCUITS (LCD Driver)Bit-unit operation of the display memoryAddressD3 D2 D1 D090HData: S

II-36 EPSON S1C62740 TECHNICAL SOFTWARECHAPTER 6: PERIPHERAL CIRCUITS (Clock Timer)Clock Timer6.7I/O data memory ofthe clock timerThe control register

S1C62740 TECHNICAL SOFTWARE EPSON II-37CHAPTER 6: PERIPHERAL CIRCUITS (Clock Timer)However, regardless of the interrupt mask register setting, theinte

S1C62740 TECHNICAL HARDWARE EPSON I-7CHAPTER 2: POWER SUPPLY AND INITIAL RESETPOWER SUPPLY AND INITIAL RESETCHAPTER 22.1 Power SupplyWith a single ext

II-38 EPSON S1C62740 TECHNICAL SOFTWARECHAPTER 6: PERIPHERAL CIRCUITS (Clock Timer)LD A,MX;LD X,ZEIT ;SET TO TIMER MASK REGISTERLD MX,0100B ;ENABLE TI

S1C62740 TECHNICAL SOFTWARE EPSON II-39CHAPTER 6: PERIPHERAL CIRCUITS (Stopwatch Timer)Stopwatch Timer6.8I/O data memory ofthe stopwatch timerThe cont

II-40 EPSON S1C62740 TECHNICAL SOFTWARECHAPTER 6: PERIPHERAL CIRCUITS (Stopwatch Timer)Stopwatch timer interruptThe stopwatch timer interrupt is gener

S1C62740 TECHNICAL SOFTWARE EPSON II-41CHAPTER 6: PERIPHERAL CIRCUITS (Stopwatch Timer)SWINIT:LD X,ZSWCTL ;SET STOPWATCH CONTROL;REGISTER ADDRESSOR MX

II-42 EPSON S1C62740 TECHNICAL SOFTWARECHAPTER 6: PERIPHERAL CIRCUITS (Stopwatch Timer)Programming notes(1) Be sure to data reading in the order of lo

S1C62740 TECHNICAL SOFTWARE EPSON II-43CHAPTER 6: PERIPHERAL CIRCUITS (Programmable Timer)Programmable Timer6.9I/O data memory ofthe programmabletimer

II-44 EPSON S1C62740 TECHNICAL SOFTWARECHAPTER 6: PERIPHERAL CIRCUITS (Programmable Timer)S1C62740 has a programmable timer with OSC1, OSC3 andexterna

S1C62740 TECHNICAL SOFTWARE EPSON II-45CHAPTER 6: PERIPHERAL CIRCUITS (Programmable Timer)Programmable timer controlThe PTRST bit resets the programma

II-46 EPSON S1C62740 TECHNICAL SOFTWARECHAPTER 6: PERIPHERAL CIRCUITS (Programmable Timer)Overflow signal outputOverflow signal of programmable timer

S1C62740 TECHNICAL SOFTWARE EPSON II-47CHAPTER 6: PERIPHERAL CIRCUITS (Programmable Timer)AND MX,1101B ;DISABLE R01 REGISTER OUTPUT;LD X,ZPTC2 ;SELECT

NOTICENo part of this material may be reproduced or duplicated in any form or by any means without the written permission of SeikoEpson. Seiko Epson r

I-8 EPSON S1C62740 TECHNICAL HARDWARECHAPTER 2: POWER SUPPLY AND INITIAL RESETVD1 is the voltage of the oscillation circuit and the internal logiccirc

II-48 EPSON S1C62740 TECHNICAL SOFTWARECHAPTER 6: PERIPHERAL CIRCUITS (Programmable Timer)Programming notes(1) When initiating programmable timer coun

S1C62740 TECHNICAL SOFTWARE EPSON II-49CHAPTER 6: PERIPHERAL CIRCUITS (Serial Interface Circuit)Serial Interface Circuit6.10I/O data memory ofthe seri

II-50 EPSON S1C62740 TECHNICAL SOFTWARECHAPTER 6: PERIPHERAL CIRCUITS (Serial Interface Circuit)Master/slave mode and synchronous clock (SCLK)The seri

S1C62740 TECHNICAL SOFTWARE EPSON II-51CHAPTER 6: PERIPHERAL CIRCUITS (Serial Interface Circuit)The input data will be fetched at the rising edge of S

II-52 EPSON S1C62740 TECHNICAL SOFTWARECHAPTER 6: PERIPHERAL CIRCUITS (Serial Interface Circuit)JP SIOINT ;SIO INTERRUPT ROUTINE;;* OUTPUT DATA TO SER

S1C62740 TECHNICAL SOFTWARE EPSON II-53CHAPTER 6: PERIPHERAL CIRCUITS (Serial Interface Circuit);* SERIAL INTERRUPT SERVICE ROUTINESIOINT:LD X,ZISIO ;

II-54 EPSON S1C62740 TECHNICAL SOFTWARECHAPTER 6: PERIPHERAL CIRCUITS (Serial Interface Circuit)Programming notes(1) When using the serial interface i

S1C62740 TECHNICAL SOFTWARE EPSON II-55CHAPTER 6: PERIPHERAL CIRCUITS (Amplifier)Amplifier6.11I/O data memory ofthe amplifier circuitThe control regis

II-56 EPSON S1C62740 TECHNICAL SOFTWARECHAPTER 6: PERIPHERAL CIRCUITS (Amplifier)Example programfor the amplifiercircuitFollowing program shows the am

S1C62740 TECHNICAL SOFTWARE EPSON II-57CHAPTER 6: PERIPHERAL CIRCUITS (SVD Circuit)SVD (Supply Voltage Detection) Circuit6.12I/O data memory ofthe SVD

S1C62740 TECHNICAL HARDWARE EPSON I-9CHAPTER 2: POWER SUPPLY AND INITIAL RESETThe GND (ground) explained here following becomes the standardfor both V

II-58 EPSON S1C62740 TECHNICAL SOFTWARECHAPTER 6: PERIPHERAL CIRCUITS (SVD Circuit)Example programfor the SVD circuitFollowing program shows the SVD c

S1C62740 TECHNICAL SOFTWARE EPSON II-59CHAPTER 6: PERIPHERAL CIRCUITS (A/D Converter)A/D Converter6.13I/O data memory ofA/D converterThe control regis

II-60 EPSON S1C62740 TECHNICAL SOFTWARECHAPTER 6: PERIPHERAL CIRCUITS (A/D Converter)Feature of the A/DconverterThe S1C62740 has a built-in A/D conver

S1C62740 TECHNICAL SOFTWARE EPSON II-61CHAPTER 6: PERIPHERAL CIRCUITS (A/D Converter)Measurement mode selectionThe A/D converter can measurement the f

II-62 EPSON S1C62740 TECHNICAL SOFTWARECHAPTER 6: PERIPHERAL CIRCUITS (A/D Converter)A/D converter interruptWhen the reverse integration period has te

S1C62740 TECHNICAL SOFTWARE EPSON II-63CHAPTER 6: PERIPHERAL CIRCUITS (A/D Converter)LDPX MX,0LBPX MX,01H;LD X,ZADON ;RESET A/D CONVERTER,;AND START A

II-64 EPSON S1C62740 TECHNICAL SOFTWARECHAPTER 6: PERIPHERAL CIRCUITS (A/D Converter)Programming notes(1) To reduce current consumption, set the refer

S1C62740 TECHNICAL SOFTWARE EPSON II-65CHAPTER 6: PERIPHERAL CIRCUITS (Sleep)Sleep6.14I/O data memory ofsleep functionThe control registers of the sle

II-66 EPSON S1C62740 TECHNICAL SOFTWARECHAPTER 6: PERIPHERAL CIRCUITS (Sleep)Use K10 input port to wakeup• Set the proper RAM's data and I/O regi

S1C62740 TECHNICAL SOFTWARE EPSON II-67CHAPTER 6: PERIPHERAL CIRCUITS (Sleep);LD X,ZEIK ;ENABLE K10 INTERRUPTOR MX,0010BEI;SLP; (AFTER K10 INTERRUPT S

I-10 EPSON S1C62740 TECHNICAL HARDWARECHAPTER 2: POWER SUPPLY AND INITIAL RESETInitial reset can be executed externally by setting the reset terminalt

II-68 EPSON S1C62740 TECHNICAL SOFTWARECHAPTER 6: PERIPHERAL CIRCUITS (Sleep)INC X ;THIS ROUTINE RETURN;WITH ZERO FLAG = 1CP MX,5H ;IF NOT EQUAL THEN;

S1C62740 TECHNICAL SOFTWARE EPSON II-69CHAPTER 6: PERIPHERAL CIRCUITS (Interrupt)Interrupt6.15Interrupt vector,factor flag, andmask registerWhen an in

II-70 EPSON S1C62740 TECHNICAL SOFTWARECHAPTER 6: PERIPHERAL CIRCUITS (Interrupt)Fig. 6.15.1Configuration of interrupt circuitIPTEIPTISIOEISIOK10DFK10

S1C62740 TECHNICAL SOFTWARE EPSON II-71CHAPTER 6: PERIPHERAL CIRCUITS (Interrupt)Table 6.15.2 Interrupt flags and interrupt mask registersExample prog

II-72 EPSON S1C62740 TECHNICAL SOFTWARECHAPTER 6: PERIPHERAL CIRCUITS (Interrupt);ORG 10CHJP SIOINT ;SIO (2nd PRIORITY);ORG 10EHJP PTINT ;PTM (1st PRI

S1C62740 TECHNICAL SOFTWARE EPSON II-73CHAPTER 6: PERIPHERAL CIRCUITS (Interrupt)CHKSW0:FAN B,0001B ;CHECK STOPWATCH 1/10 Hz;INTERRUPT FLAGJP Z,CHKSW1

II-74 EPSON S1C62740 TECHNICAL SOFTWARECHAPTER 6: PERIPHERAL CIRCUITS (Interrupt); DO THE TIMER 32 Hz INTERRUPT; SERVICE ROUTINE HERE;:RET;SERT8:;:; D

S1C62740 TECHNICAL SOFTWARE EPSON II-75CHAPTER 6: PERIPHERAL CIRCUITS (Interrupt);SERK1:;:; DO THE INPUT K1 INTERRUPT; SERVICE ROUTINE HERE;:RET;SERSI

II-76 EPSON S1C62740 TECHNICAL SOFTWARECHAPTER 7: SUMMARY OF NOTESSUMMARY OF NOTESCHAPTER 77.1 Notes for Low Current ConsumptionThe S1C62740 contains

S1C62740 TECHNICAL SOFTWARE EPSON II-77CHAPTER 7: SUMMARY OF NOTES7.2 Summary of Notes by FunctionHere, the cautionary notes are summed up by function

S1C62740 TECHNICAL HARDWARE EPSON I-11CHAPTER 2: POWER SUPPLY AND INITIAL RESETIf you use this function, make sure that the specified ports do notgo l

II-78 EPSON S1C62740 TECHNICAL SOFTWARECHAPTER 7: SUMMARY OF NOTES(2) When switching the clock from OSC3 to OSC1, use a separateinstruction for switch

S1C62740 TECHNICAL SOFTWARE EPSON II-79CHAPTER 7: SUMMARY OF NOTESMake this waiting time the amount of time or more calculatedby the following express

II-80 EPSON S1C62740 TECHNICAL SOFTWARECHAPTER 7: SUMMARY OF NOTES(1) When using the serial interface in the master mode, the syn-chronous clock uses

S1C62740 TECHNICAL SOFTWARE EPSON II-81CHAPTER 7: SUMMARY OF NOTES(5) When reading data after turning the A/D converter OFF, the A/D converter should

II-82 EPSON S1C62740 TECHNICAL SOFTWAREAPPENDIX A: S1C62740 DATA MEMORY (RAM) MAPS1C62740 DATA MEMORY (RAM) MAPRAM map - 1 (000H–07FH)APPENDIX APPROGR

S1C62740 TECHNICAL SOFTWARE EPSON II-83APPENDIX A: S1C62740 DATA MEMORY (RAM) MAPRAM map - 2 (100H–17FH)PPROGRAM NAME:HL101234567NAMEMSBLSBNAMEMSBLSBN

II-84 EPSON S1C62740 TECHNICAL SOFTWAREAPPENDIX A: S1C62740 DATA MEMORY (RAM) MAPRAM map - 3 (200H–27FH)PPROGRAM NAME:HL201234567NAMEMSBLSBNAMEMSBLSBN

S1C62740 TECHNICAL SOFTWARE EPSON II-85APPENDIX A: S1C62740 DATA MEMORY (RAM) MAPRAM map - 4 (300H–37FH)PPROGRAM NAME:HL301234567NAMEMSBLSBNAMEMSBLSBN

II-86 EPSON S1C62740 TECHNICAL SOFTWAREAPPENDIX A: S1C62740 DATA MEMORY (RAM) MAPDisplay memory (80H–9FH), I/O memory (C0H–FFH)PPROGRAM NAME:HL01289CD

S1C62740 TECHNICAL SOFTWARE EPSON II-87APPENDIX B: S1C62740 INSTRUCTION SETAPPENDIX B S1C62740 INSTRUCTION SETInstruction set - 1B10000010011011111111

I-12 EPSON S1C62740 TECHNICAL HARDWARECHAPTER 3: CPU, ROM, RAMCPU, ROM, RAMCHAPTER 33.1 CPUThe S1C62740 employs the 4-bit core CPU S1C6200A for the CP

II-88 EPSON S1C62740 TECHNICAL SOFTWAREAPPENDIX B: S1C62740 INSTRUCTION SETInstruction set - 2B1111111111111111111111111111111111111111A00001111111111

S1C62740 TECHNICAL SOFTWARE EPSON II-89APPENDIX B: S1C62740 INSTRUCTION SETInstruction set - 3d3 d2, d2 d1, d1 d0, d0 C, C d3d3

II-90 EPSON S1C62740 TECHNICAL SOFTWAREAPPENDIX B: S1C62740 INSTRUCTION SETAbbreviations used in the explanations have the following mean-ings.Symbols

S1C62740 TECHNICAL SOFTWARE EPSON II-91APPENDIX B: S1C62740 INSTRUCTION SETNBP... New bank pointerNPP ... New page pointerPCB... Program c

II-92 EPSON S1C62740 TECHNICAL SOFTWAREAPPENDIX C: PSEUDO-INSTRUCTION TABLE OF THE CROSS ASSEMBLERAPPENDIX C PSEUDO-INSTRUCTION TABLE OF THE CROSSASSE

S1C62740 TECHNICAL SOFTWARE EPSON II-93APPENDIX D: COMMAND TABLE OF ICEAPPENDIX D COMMAND TABLE OF ICEICE command table - 112345678910AssembleDisassem

II-94 EPSON S1C62740 TECHNICAL SOFTWAREAPPENDIX D: COMMAND TABLE OF ICEICE command table - 211121314151617HistoryFileCoverageROM AccessTerminateICECom

AMERICAEPSON ELECTRONICS AMERICA, INC.- HEADQUARTERS -1960 E. Grand AvenueEI Segundo, CA 90245, U.S.A.Phone: +1-310-955-5300 Fax: +1-310-955-5400- S

In pursuit of “Saving” Technology, Epson electronic devices.Our lineup of semiconductors, liquid crystal displays and quartz devicesassists in creatin

http://www.epson.co.jp/device/Technical ManualS1C62740EPSON Electronic Devices WebsiteELECTRONIC DEVICES MARKETING DIVISIONFirst issue August, 1993Pri

S1C62740 TECHNICAL HARDWARE EPSON I-13CHAPTER 3: CPU, ROM, RAMRAMThe RAM, a data memory storing a variety of data, has a capacityof 512 words, each of

I-14 EPSON S1C62740 TECHNICAL HARDWARECHAPTER 4: PERIPHERAL CIRCUITS AND OPERATION (Memory Map)PERIPHERAL CIRCUITS ANDOPERATIONPeripheral circuits (ti

S1C62740 TECHNICAL HARDWARE EPSON I-15CHAPTER 4: PERIPHERAL CIRCUITS AND OPERATION (Memory Map)AddressPage HighLow0123456789ABCDEFM0 M1 M2 M3 M4 M5 M6

I-16 EPSON S1C62740 TECHNICAL HARDWARECHAPTER 4: PERIPHERAL CIRCUITS AND OPERATION (Memory Map)Table 4.1.1(a) I/O memory map (C0H–CCH)AddressCommentR

S1C62740 TECHNICAL HARDWARE EPSON I-17CHAPTER 4: PERIPHERAL CIRCUITS AND OPERATION (Memory Map)Table 4.1.1(b) I/O memory map (D0H–DFH)AddressCommentR

II. S1C62740 Technical SoftwareThis part explains the programming method of the S1C62740.I. S1C62740 Technical HardwareThis part explains the function

I-18 EPSON S1C62740 TECHNICAL HARDWARECHAPTER 4: PERIPHERAL CIRCUITS AND OPERATION (Memory Map)Table 4.1.1(c) I/O memory map (E0H–EFH)AddressCommentR

S1C62740 TECHNICAL HARDWARE EPSON I-19CHAPTER 4: PERIPHERAL CIRCUITS AND OPERATION (Memory Map)Table 4.1.1(d) I/O memory map (F0H–FFH)AddressCommentR

I-20 EPSON S1C62740 TECHNICAL HARDWARECHAPTER 4: PERIPHERAL CIRCUITS AND OPERATION (Resetting Watchdog Timer)Resetting Watchdog Timer4.2Configuration

S1C62740 TECHNICAL HARDWARE EPSON I-21CHAPTER 4: PERIPHERAL CIRCUITS AND OPERATION (Resetting Watchdog Timer)Control of watchdogtimerTable 4.2.1 lists

I-22 EPSON S1C62740 TECHNICAL HARDWARECHAPTER 4: PERIPHERAL CIRCUITS AND OPERATION (Oscillation Circuit)Oscillation Circuit4.3Configuration ofoscillat

S1C62740 TECHNICAL HARDWARE EPSON I-23CHAPTER 4: PERIPHERAL CIRCUITS AND OPERATION (Oscillation Circuit)The S1C62740 has twin clock specification. The

I-24 EPSON S1C62740 TECHNICAL HARDWARECHAPTER 4: PERIPHERAL CIRCUITS AND OPERATION (Oscillation Circuit)Control of oscillationcircuitTable 4.3.1 lists

S1C62740 TECHNICAL HARDWARE EPSON I-25CHAPTER 4: PERIPHERAL CIRCUITS AND OPERATION (Oscillation Circuit)Clock frequencyand instructionexecution timeTa

I-26 EPSON S1C62740 TECHNICAL HARDWARECHAPTER 4: PERIPHERAL CIRCUITS AND OPERATION (Input Ports)Input Ports (K00–K03, K10)4.4Configuration ofinput por

S1C62740 TECHNICAL HARDWARE EPSON I-27CHAPTER 4: PERIPHERAL CIRCUITS AND OPERATION (Input Ports)Interrupt functionAll five bits of the input ports (K0

white

I-28 EPSON S1C62740 TECHNICAL HARDWARECHAPTER 4: PERIPHERAL CIRCUITS AND OPERATION (Input Ports)Interrupt selection register Input comparison register

S1C62740 TECHNICAL HARDWARE EPSON I-29CHAPTER 4: PERIPHERAL CIRCUITS AND OPERATION (Input Ports)(2) K10 interruptFigure 4.4.4 shows the configuration

I-30 EPSON S1C62740 TECHNICAL HARDWARECHAPTER 4: PERIPHERAL CIRCUITS AND OPERATION (Input Ports)Table 4.4.1 lists the input ports control bits and the

S1C62740 TECHNICAL HARDWARE EPSON I-31CHAPTER 4: PERIPHERAL CIRCUITS AND OPERATION (Input Ports)DFK00–DFK03, DFK10:Input comparison registers(D2H, D3H

I-32 EPSON S1C62740 TECHNICAL HARDWARECHAPTER 4: PERIPHERAL CIRCUITS AND OPERATION (Input Ports)These flags are reset when the software reads them.Rea

S1C62740 TECHNICAL HARDWARE EPSON I-33CHAPTER 4: PERIPHERAL CIRCUITS AND OPERATION (Output Ports)Output Ports (R00–R03)4.5Configuration ofoutput ports

I-34 EPSON S1C62740 TECHNICAL HARDWARECHAPTER 4: PERIPHERAL CIRCUITS AND OPERATION (Output Ports)Fig. 4.5.2Structure of theoutput ports R00–R03BZ and

S1C62740 TECHNICAL HARDWARE EPSON I-35CHAPTER 4: PERIPHERAL CIRCUITS AND OPERATION (Output Ports)Fig. 4.5.4Output waveform of FOUTBy setting the regis

I-36 EPSON S1C62740 TECHNICAL HARDWARECHAPTER 4: PERIPHERAL CIRCUITS AND OPERATION (Output Ports)Table 4.5.3 lists the output ports' control bits

S1C62740 TECHNICAL HARDWARE EPSON I-37CHAPTER 4: PERIPHERAL CIRCUITS AND OPERATION (Output Ports)When the PTOVF output is selected, ON/OFF of the sign

The information of the product number changeConfiguration of product numberDevicesComparison table between new and previous numberS1C60 Family proc

I-38 EPSON S1C62740 TECHNICAL HARDWARECHAPTER 4: PERIPHERAL CIRCUITS AND OPERATION (Output Ports)Controls the FOUT (clock) output.When "1" i

S1C62740 TECHNICAL HARDWARE EPSON I-39CHAPTER 4: PERIPHERAL CIRCUITS AND OPERATION (I/O Ports)I/O Ports (P00–P03, P10–P13, P20–P23)4.6Configuration of

I-40 EPSON S1C62740 TECHNICAL HARDWARECHAPTER 4: PERIPHERAL CIRCUITS AND OPERATION (I/O Ports)Input or output mode can be set for the four bits of I/O

S1C62740 TECHNICAL HARDWARE EPSON I-41CHAPTER 4: PERIPHERAL CIRCUITS AND OPERATION (I/O Ports)Control of I/O portsTable 4.6.1 lists the I/O ports&apo

I-42 EPSON S1C62740 TECHNICAL HARDWARECHAPTER 4: PERIPHERAL CIRCUITS AND OPERATION (I/O Ports)When PUP register is set to "1", the built-in

S1C62740 TECHNICAL HARDWARE EPSON I-43CHAPTER 4: PERIPHERAL CIRCUITS AND OPERATION (I/O Ports)PUP0, PUP1, PUP2:Pull up control register(D7H•D0–D2)The

I-44 EPSON S1C62740 TECHNICAL HARDWARECHAPTER 4: PERIPHERAL CIRCUITS AND OPERATION (LCD Driver)LCD Driver (COM0–COM3, SEG0–SEG31)4.7Configuration of L

S1C62740 TECHNICAL HARDWARE EPSON I-45CHAPTER 4: PERIPHERAL CIRCUITS AND OPERATION (LCD Driver)COM0COM1COM2COM3VVVVC3C2C1SSVVVVC3C2C1SSSEG0–SEG31Frame

I-46 EPSON S1C62740 TECHNICAL HARDWARECHAPTER 4: PERIPHERAL CIRCUITS AND OPERATION (LCD Driver)COM0COM1COM2COM3VVVVC3C2C1SSVVVVC3C2C1SSNot litLitSEG0–

S1C62740 TECHNICAL HARDWARE EPSON I-47CHAPTER 4: PERIPHERAL CIRCUITS AND OPERATION (LCD Driver)(1) Display ON/OFF controlIn the S1C62740, ON/OFF of th

I-48 EPSON S1C62740 TECHNICAL HARDWARECHAPTER 4: PERIPHERAL CIRCUITS AND OPERATION (LCD Driver)(1) Segment allocationThe LCD driver has a segment deco

S1C62740 TECHNICAL HARDWARE EPSON I-49CHAPTER 4: PERIPHERAL CIRCUITS AND OPERATION (LCD Driver)(2) Output specification➀ The segment terminals (SEG0–S

I-50 EPSON S1C62740 TECHNICAL HARDWARECHAPTER 4: PERIPHERAL CIRCUITS AND OPERATION (LCD Driver)LDTY1, LDTY0:LCD drive duty selection(EFH•D3, D2)Sets t

S1C62740 TECHNICAL HARDWARE EPSON I-51CHAPTER 4: PERIPHERAL CIRCUITS AND OPERATION (Clock Timer)Clock Timer4.8Configuration ofclock timerThe S1C62740

I-52 EPSON S1C62740 TECHNICAL HARDWARECHAPTER 4: PERIPHERAL CIRCUITS AND OPERATION (Clock Timer)The clock timer can cause interrupts at the falling ed

S1C62740 TECHNICAL HARDWARE EPSON I-53CHAPTER 4: PERIPHERAL CIRCUITS AND OPERATION (Clock Timer)Control of clocktimerTable 4.8.1 shows the clock timer

I-54 EPSON S1C62740 TECHNICAL HARDWARECHAPTER 4: PERIPHERAL CIRCUITS AND OPERATION (Clock Timer)IT32, IT8, IT2, IT1:Interrupt factor flag(C6H)These fl

S1C62740 TECHNICAL HARDWARE EPSON I-55CHAPTER 4: PERIPHERAL CIRCUITS AND OPERATION (Clock Timer)Programming notes(1) Be sure to data reading in the or

I-56 EPSON S1C62740 TECHNICAL HARDWARECHAPTER 4: PERIPHERAL CIRCUITS AND OPERATION (Stopwatch Timer)Stopwatch Timer4.9Configuration ofstopwatch timerT

S1C62740 TECHNICAL HARDWARE EPSON I-57CHAPTER 4: PERIPHERAL CIRCUITS AND OPERATION (Stopwatch Timer)Count-up patternThe stopwatch timer is configured

HardwareS1C62740I. Technical Hardware

I-58 EPSON S1C62740 TECHNICAL HARDWARECHAPTER 4: PERIPHERAL CIRCUITS AND OPERATION (Stopwatch Timer)Interrupt functionThe 10 Hz (approximate 10 Hz) an

S1C62740 TECHNICAL HARDWARE EPSON I-59CHAPTER 4: PERIPHERAL CIRCUITS AND OPERATION (Stopwatch Timer)Table 4.9.1 list the stopwatch timer control bits

I-60 EPSON S1C62740 TECHNICAL HARDWARECHAPTER 4: PERIPHERAL CIRCUITS AND OPERATION (Stopwatch Timer)EISW0, EISW1:Interrupt mask register(CBH•D0, D1)Th

S1C62740 TECHNICAL HARDWARE EPSON I-61CHAPTER 4: PERIPHERAL CIRCUITS AND OPERATION (Stopwatch Timer)SWRUN:Stopwatch timer RUN/STOP(E6H•D1)This bit con

I-62 EPSON S1C62740 TECHNICAL HARDWARECHAPTER 4: PERIPHERAL CIRCUITS AND OPERATION (Programmable Timer)Programmable Timer4.10Configuration ofprogramma

S1C62740 TECHNICAL HARDWARE EPSON I-63CHAPTER 4: PERIPHERAL CIRCUITS AND OPERATION (Programmable Timer)In case such as when counting by a key input, t

I-64 EPSON S1C62740 TECHNICAL HARDWARECHAPTER 4: PERIPHERAL CIRCUITS AND OPERATION (Programmable Timer)(2) Data reloadThe reload register (8 bits) for

S1C62740 TECHNICAL HARDWARE EPSON I-65CHAPTER 4: PERIPHERAL CIRCUITS AND OPERATION (Programmable Timer)Interrupt functionThe programmable timer genera

I-66 EPSON S1C62740 TECHNICAL HARDWARECHAPTER 4: PERIPHERAL CIRCUITS AND OPERATION (Programmable Timer)Table 4.10.3 list the stopwatch timer control b

S1C62740 TECHNICAL HARDWARE EPSON I-67CHAPTER 4: PERIPHERAL CIRCUITS AND OPERATION (Programmable Timer)PTD0, PTD1:Dividing ratio selection(EAH•D2, D3)

I-68 EPSON S1C62740 TECHNICAL HARDWARECHAPTER 4: PERIPHERAL CIRCUITS AND OPERATION (Programmable Timer)PT0–PT3, PT4–PT7:Programmable timer data(EBH, E

S1C62740 TECHNICAL HARDWARE EPSON I-69CHAPTER 4: PERIPHERAL CIRCUITS AND OPERATION (Programmable Timer)IPT:Interrupt factor flag(C0H•D0)This is the in

I-70 EPSON S1C62740 TECHNICAL HARDWARECHAPTER 4: PERIPHERAL CIRCUITS AND OPERATION (Serial Interface)Serial Interface (SIN, SOUT, SCLK, SRDY)4.11Confi

S1C62740 TECHNICAL HARDWARE EPSON I-71CHAPTER 4: PERIPHERAL CIRCUITS AND OPERATION (Serial Interface)The serial interface of the S1C62740 has two type

I-72 EPSON S1C62740 TECHNICAL HARDWARECHAPTER 4: PERIPHERAL CIRCUITS AND OPERATION (Serial Interface)The serial interface of S1C62740 can input/output

S1C62740 TECHNICAL HARDWARE EPSON I-73CHAPTER 4: PERIPHERAL CIRCUITS AND OPERATION (Serial Interface)When the input of the 8 bits data from SD0 to SD7

I-74 EPSON S1C62740 TECHNICAL HARDWARECHAPTER 4: PERIPHERAL CIRCUITS AND OPERATION (Serial Interface)(5) Timing chartThe S1C62740 serial interface tim

S1C62740 TECHNICAL HARDWARE EPSON I-75CHAPTER 4: PERIPHERAL CIRCUITS AND OPERATION (Serial Interface)Table 4.11.2 list the serial interface control bi

I-76 EPSON S1C62740 TECHNICAL HARDWARECHAPTER 4: PERIPHERAL CIRCUITS AND OPERATION (Serial Interface)Sets the pull up of SIN terminal and SCLK termina

S1C62740 TECHNICAL HARDWARE EPSON I-77CHAPTER 4: PERIPHERAL CIRCUITS AND OPERATION (Serial Interface)SCTRG:Clock trigger(DCH•D0)This is a trigger to s

HardwareS1C62740 TECHNICAL HARDWARE EPSON I-iCONTENTSCONTENTSCHAPTER 1 OVERVIEW...

I-78 EPSON S1C62740 TECHNICAL HARDWARECHAPTER 4: PERIPHERAL CIRCUITS AND OPERATION (Serial Interface)This is the interrupt mask register of the serial

S1C62740 TECHNICAL HARDWARE EPSON I-79CHAPTER 4: PERIPHERAL CIRCUITS AND OPERATION (Serial Interface)(1) When using the serial interface in the master

I-80 EPSON S1C62740 TECHNICAL HARDWARECHAPTER 4: PERIPHERAL CIRCUITS AND OPERATION (A/D Converter)A/D Converter4.12Configuration of A/DconverterThe S1

S1C62740 TECHNICAL HARDWARE EPSON I-81CHAPTER 4: PERIPHERAL CIRCUITS AND OPERATION (A/D Converter)Five analog input terminals AI0–AI4 have been set in

I-82 EPSON S1C62740 TECHNICAL HARDWARECHAPTER 4: PERIPHERAL CIRCUITS AND OPERATION (A/D Converter)Since the input voltage of each terminal is limited

S1C62740 TECHNICAL HARDWARE EPSON I-83CHAPTER 4: PERIPHERAL CIRCUITS AND OPERATION (A/D Converter)In this mode, the A/D converter measures the resista

I-84 EPSON S1C62740 TECHNICAL HARDWARECHAPTER 4: PERIPHERAL CIRCUITS AND OPERATION (A/D Converter)The A/D converter of the S1C62740 has a built-in ref

S1C62740 TECHNICAL HARDWARE EPSON I-85CHAPTER 4: PERIPHERAL CIRCUITS AND OPERATION (A/D Converter)Fig. 4.12.9External impression of VR1Fig. 4.12.8Exte

I-86 EPSON S1C62740 TECHNICAL HARDWARECHAPTER 4: PERIPHERAL CIRCUITS AND OPERATION (A/D Converter)As shown in Figure 4.12.10, it outputs an middle ele

S1C62740 TECHNICAL HARDWARE EPSON I-87CHAPTER 4: PERIPHERAL CIRCUITS AND OPERATION (A/D Converter)Figure 4.12.12 shows the circuit diagram of the dual