CHAPTER 3 METHODOLOGY 3.1 Overview The Water Monitoring ...

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ADC0802, ADC0803, ADC0804Die CharacteristicsDIE DIMENSIONS:(101 mils x 93 mils) x 525µm x 25µmMETALLIZATION:Type: AlThickness: 10kÅ ±1kÅMetallization Mask LayoutPASSIVATION:ADC0802, ADC0803, ADC0804Type: Nitride over SiloxNitride Thickness: 8kÅSilox Thickness: 7kÅAGNDV IN (-) V IN (+)INTRCLK INWRV REF /2RDDGNDCSDB 7 (MSB)DB 6V+ OR V REFDB 5V+ OR V REFCLK RDB 4DB 3DB 2DB 1DB 06-20
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CHAPTER 3METHODOLOGY3.1 OverviewThe
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3.2.2 Analog To Digital Conversion
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Figure 3.5: Source Code for Convers
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3.2.4 Water Monitoring System Circu
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3.3 Programming.Programming is the
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ISP flash programmer in Figure 3.11
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The Visual Basic program will start
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Distance(cm)ReadingVoltage Trial1 (
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4.2 Signal ConversionA sensor has s
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4.3 User InterfaceBased on Table 4.
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Hardware DesignBasically, the const
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CHAPTER 5CONCLUSION5.1 SummaryWater
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This project can be expanded by usi
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APPENDICES41
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cjne a,volt,xsamejmp startxsame:mov
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xsame19:jnc more19mov dptr,#XVALIDc
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etrx:jnb ri,$clr rimov a,sbufretdel
Page 35 and 36: ElseShape8.FillColor = vbWhiteEnd I
Page 37 and 38: Private Sub Timer3_Timer()Label3.Ca
Page 39 and 40: APPENDIX EData Sheet AT89S5253
Page 41 and 42: Features• Compatible with MCS-51
Page 43 and 44: AT89S52Block DiagramP0.0 - P0.7P2.0
Page 45 and 46: AT89S52weakly pulled high. Setting
Page 47 and 48: AT89S52Table 3a. AUXR: Auxiliary Re
Page 49 and 50: AT89S52Watchdog Timer(One-time Enab
Page 51 and 52: AT89S52Figure 6. Timer 2 Auto Reloa
Page 53 and 54: AT89S52Baud Rate GeneratorTimer 2 i
Page 55 and 56: AT89S52Oscillator CharacteristicsXT
Page 57 and 58: AT89S52frequency should be less tha
Page 59 and 60: Figure 15. Flash Programming and Ve
Page 61 and 62: AT89S52Table 9. Serial Programming
Page 63 and 64: AT89S52Absolute Maximum Ratings*Ope
Page 65 and 66: AT89S52External Program Memory Read
Page 67 and 68: AT89S52Serial Port Timing: Shift Re
Page 69 and 70: Packaging Information44A, 44-lead,
Page 71 and 72: August 1997SemiconductorADC0802, AD
Page 73 and 74: ADC0802, ADC0803, ADC0804Absolute M
Page 75 and 76: ADC0802, ADC0803, ADC0804Electrical
Page 77 and 78: ADC0802, ADC0803, ADC0804Typical Pe
Page 79 and 80: ADC0802, ADC0803, ADC0804The device
Page 81 and 82: ADC0802, ADC0803, ADC0804V IN ±5VR
Page 83 and 84: ADC0802, ADC0803, ADC0804Figures 19
Page 85: ADC0802, ADC0803, ADC0804IRQ (4)†
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