最新高精度电子水表方案.ppt

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1、MicroDevice Operations Div.Epson ConfidentialPage.1爱普生智能水表解决方案Seiko EpsonMicroDevice Operations Div.Epson ConfidentialPage.2全天候全天候全天候全天候检测检测&能量可能量可能量可能量可视视 为为低碳做低碳做低碳做低碳做贡贡献献献献HEMS MonitorToday energy target!Guide for washing method efficiently reduced 50L water!Current Solar power monitoring1 Conce

2、pt Water FlowMetere-MeterViewable:10%effect for Energy saving by NEDONew Energy and Industrial Technology Development Organization MicroDevice Operations Div.Epson ConfidentialPage.3Advantage of Advantage of EpsonEpson water meter solution water meter solution 爱普生最新MR sensor水表方案:解决了传统干簧管无法检测时时流量、减速齿

3、轮影响精度、干簧管容易损坏等弊端。1.高精确度无需减速无需减速齿轮可可检测流速流速,按照不同流速按照不同流速误差做差做流量流量补偿补偿.2.超低功耗40转每秒时为6.5uA60转每秒时为10uA3.可提供整体方案可提供整体参考方案,开发简单。4.RF方案2.4GHz方案已经在开发/1GHZ以下也正准备开发.MicroDevice Operations Div.Epson ConfidentialPage.4System overviewSystem overview overview-AMR(Anisotropic-Magnet-Resistance)Sensor(KG1201-51)小封装(

4、小封装(4.9mm x 6.0mm x 1.5mm)双全双全桥型型MR sensor。相位改相位改变信号信号输出出(转动90度度时,即,即产生信号生信号)超低功耗超低功耗2.25uAS1C17M01(MCU)64 pin 小封装小封装9.0mm x 9.0mm x 1.7mm(or 1.2mm)可自定可自定义管脚,方便布板管脚,方便布板内置内置LCD驱动电路路16位位单片机片机超低功耗超低功耗 S1C17M01KG1201-51-PCB Image-MicroDevice Operations Div.Epson ConfidentialPage.5Comparison Comparison

5、vsvs current solution current solutionC17 16bitEPSONS1C17M01S1C17M01other brand16bitOther brand MCUOther brand MCU 干簧管需要干簧管需要齿轮减速减速 爱普生可直接普生可直接驱动Reed Reed switchswitchGearGear SensorSensorBy HamamatsuBy HamamatsuMicroDevice Operations Div.Epson ConfidentialPage.61,Flow meter-System block1,Flow meter

6、-System blockPower APower BA+A-B+B-Phase A Comparatorwith hysteresisPhase B ComparatorWith hysteresisSensor&AFE PowerManagement&5 uSec pulse generatorKG1201-51H/WFlowCounterFlow volume CounterLCDDriver&LCDVoltageGeneratorSC17core32KHz OscillatorTimers&RTCVoltage regulator&Power management2.2V3.6V1.8

7、VCommunication ports&General purpose portsSurge absorbersLCDDisplayMRsensor(Hamamatsu)Water meter Flow count IP MicroDevice Operations Div.Epson ConfidentialPage.7Water flow meter image(demo)Water flow meter image(demo)AA Batt.LowerLCD(Segment)PWBASSP(EPSON)MR Sensor(HKD)MagnetBladed wheelMotorAA ba

8、tt.2PWB(PWM)UpperMeter part:Clear bodyMotor part:Aluminum plateDe-attachableMicroDevice Operations Div.Epson ConfidentialPage.8S1C17M01S1C17M01S1C17M01S1C17M01MeterSolutionMeterSolutionMeterSolutionMeterSolutionS1C17M01LCD Driver(20X4)Measurement CircuitIC CardI/FEEPROMFlash 32KBMagnetRAM2KBRS-485Wi

9、reless433MHzSub 1GHzZigBeeSVD(VoltageDetect)WatchDogI2C,SPI,UART,A/D,R/F32.768KHzCrystalC-002RX2X6MicroDevice Operations Div.Epson ConfidentialPage.9Ex.ProposalEx.ProposalRF moduleRF moduleC17 16bitC33 32bitC63 4bitEPSONWater Meter ICWater Meter ICRFEPSONWirelessControllerDisplay monitorDisplay moni

10、tor No need PC Easy to manage Free routing Color&Rich Display Touch operationMicroDevice Operations Div.Epson ConfidentialPage.10 2010 2011 2012 2013Module16bit RISC MCUWater Meter FunctionFlash 32KBPKG QFP-64pinLCDDr 24x4,20 x8Device S1C17M01Under DevelopmentUnder InvestigationMPIdea levelMetering

11、IC planMetering IC planS1C17651S1C17M02S1C17MxxS4E17M01S4E17M03Water Meter Functionwith Sensor AFE&LCDES:2011 4QES:2011 5/EES:2012 2QMulti Meter FunctionS4E17M01Cost downS4E30 xxxS4E17M01RF ModuleS1C17M03S1C17M21ES:2012 3QS1C17M01Cost downS1C17601S1C17611S1C17M11ES:2011 4Q16bit RISC MCUWatt Meter FunctionFlash 64KBPKG QFP-48pin6 channels ADC16bit RISC MCUWater Meter FunctionModified S1C17M0116bit RISC MCUGas Meter FunctionTBDWatt Meter Functionwith Sensor AFE&LCDS4E17M11S1C17602MicroDevice Operations Div.Epson ConfidentialPage.11END

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