Microchip Technology ARD00342 Manual De Usuario

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MCP3901 and PIC18F65J90 Energy Meter Reference Design
DS51968A-page 4
© 2012 Microchip Technology Inc.
3.20 PERIOD ...................................................................................................... 24
3.21 ENERGY_ACT  ........................................................................................... 24
3.22 ENERGY_APP   .......................................................................................... 25
3.23 I_ABS_MAX  ............................................................................................... 25
3.24 V_ABS_MAX  .............................................................................................. 25
3.25 ENERGY_REACT  ...................................................................................... 25
3.26 PHASE_COMPENSATION  ........................................................................ 25
3.27 OFFSET_I_RMS   ....................................................................................... 26
3.28 OFFSET_V_RMS  ...................................................................................... 26
3.29 GAIN_I_RMS  ............................................................................................. 26
3.30 GAIN_V_RMS  ............................................................................................ 26
3.31 OFFSET_POWER_ACT    .......................................................................... 26
3.32 GAIN_POWER_ACT .................................................................................. 27
3.33 OFFSET_POWER_REACT   ...................................................................... 27
3.34 GAIN_POWER_REACT ............................................................................. 27
3.35 GAIN_ENERGY_ACT  ................................................................................ 27
3.36 GAIN_ENERGY_APP  ................................................................................ 27
3.37 GAIN_ENERGY_REACT  ........................................................................... 27
3.38 CF_PULSE_WIDTH  ................................................................................... 28
3.39 GAIN_DENR_ENERGY_ACT  .................................................................... 28
3.40 GAIN_NUMR_ENERGY_ACT  ................................................................... 28
3.41 MODE1_DEF    ........................................................................................... 28
3.42 CAL_STATUS  ............................................................................................ 28
3.43 MAXIMUM CURRENT    ............................................................................. 29
3.44 CALIBRATION_VOLTAGE    ...................................................................... 29
3.45 CALIBRATION_CURRENT   ...................................................................... 29
3.46 CALIBRATION_FREQUENCY  .................................................................. 29
3.47 METER_CONSTANT   ................................................................................ 29
3.48 CALIBRATION_LINE_CYCLE   .................................................................. 30
3.49 GAIN_DENR_ENERGY_REACT   .............................................................. 30
3.50 GAIN_NUMR_ENERGY_REACT   ............................................................. 30
3.51 PHASE_COMPENSATION_90   ................................................................. 30
3.52 CREEP_THRSHOLD_MINUTE  ................................................................. 30
3.53 CREEP_THRSHOLD_SECOND ................................................................ 30
A.1 Introduction  .................................................................................................. 33
A.2 Schematics and PCB Layout  ....................................................................... 33
A.3 Board – ADC Schematic   ............................................................................. 34
A.4 Board – MCU Schematic   ............................................................................ 35
A.5 Board – LCD and USB Schematic  ............................................................... 36
A.6 Board – Top Silk and Pads   ......................................................................... 37
A.7 Board – Top Copper  .................................................................................... 38