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ADE7569 数据表(PDF) 35 Page - Analog Devices |
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ADE7569 数据表(HTML) 35 Page - Analog Devices |
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35 / 136 page ![]() Preliminary Technical Data ADE7566/ADE7569 Rev. PrA | Page 35 of 136 Table 28. Energy Measurement SFRs Address R/W Name Description 0x91 R/W MADDPT Energy Measurement Pointer Address. 0x92 R/W MDATL Energy Measurement Pointer Data LSByte. 0x93 R/W MDATM Energy Measurement Pointer Data Middle Byte. 0x94 R/W MDATH Energy Measurement Pointer Data MSByte. 0xD1 R VRMSL Vrms Measurement LSByte. 0xD2 R VRMSM Vrms Measurement Middle Byte. 0xD3 R VRMSH Vrms Measurement MSByte. 0xD4 R IRMSL Irms Measurement LSByte. 0xD5 R IRMSM Irms Measurement Middle Byte. 0xD6 R IRMSH Irms Measurement MSByte. 0xD9 R/W MIRQENL Energy Measurement Interrupt Enable LSByte. 0xDA R/W MIRQENM Energy Measurement Interrupt Enable Middle Byte. 0xDB R/W MIRQENH Energy Measurement Interrupt Enable MSByte. 0xDC R/W MIRQSTL Energy Measurement Interrupt Status LSByte. 0xDD R/W MIRQSTM Energy Measurement Interrupt Status Middle Byte. 0xDE R/W MIRQSTH Energy Measurement Interrupt Status MSByte. 0xE2 R WAV1L Selection 1 Sample LSByte. 0xE3 R WAV1M Selection 1 Sample Middle Byte. 0xE4 R WAV1H Selection 1 Sample MSByte. 0xE5 R WAV2L Selection 2 Sample LSByte. 0xE6 R WAV2M Selection 2 Sample Middle Byte. 0xE7 R WAV2H Selection 2 Sample MSByte. ADC DFC ×2 MULTIPLIER INTEGRATOR WATTOS[15:0] VAGAIN[11:0] VADIV[7:0] IRMSOS[11:0] VRMSOS[11:0] WGAIN[11:0] dt METERING SFRs PHCAL[7:0] VN VP PGA2 CF1 WDIV[7:0] % % Ф π 2 ×2 ×1, ×2, ×4, ×8, ×16 ADC IAP IN PGA1 I {GAIN[2:0]} VARDIV[7:0] % VAROS[15:0] VARGAIN[11:0] DFC CF2NUM[15:0] CF2DEN[15:0] CF1DEN[15:0] CF1NUM[15:0] CF2 HPF HPF LPF LPF LPF2 LPF2 Figure 29. Energy Metering Block Diagram |
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