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ADE5166 Datasheet(PDF) 2 Page - Analog Devices |
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ADE5166 Datasheet(HTML) 2 Page - Analog Devices |
2 / 148 page ADE5166/ADE5169 Rev. 0 | Page 2 of 148 TABLE OF CONTENTS General Features ............................................................................... 1 Energy Measurement Features........................................................ 1 Microprocessor Features.................................................................. 1 Revision History ............................................................................... 3 General Description ......................................................................... 4 Functional Block Diagram .............................................................. 4 Specifications..................................................................................... 5 Energy Metering ........................................................................... 5 Analog Peripherals ....................................................................... 6 Digital Interface ............................................................................ 7 Timing Specifications .................................................................. 9 Absolute Maximum Ratings.......................................................... 14 Thermal Resistance .................................................................... 14 ESD Caution................................................................................ 14 Pin Configuration and Function Descriptions........................... 15 Typical Performance Characteristics ........................................... 17 Terminology .................................................................................... 21 Special Function Register (SFR) Mapping .................................. 22 Power Management........................................................................ 24 Power Management Register Details ....................................... 24 Power Supply Architecture........................................................ 27 Battery Switchover...................................................................... 27 Power Supply Management (PSM) Interrupt ......................... 27 Using the Power Supply Features ............................................. 29 Operating Modes ............................................................................ 32 PSM0 (Normal Mode) ............................................................... 32 PSM1 (Battery Mode) ................................................................ 32 PSM2 (Sleep Mode).................................................................... 32 3.3 V Peripherals and Wake-Up Events................................... 33 Transitioning Between Operating Modes ............................... 34 Using the Power Management Features .................................. 34 Energy Measurement ..................................................................... 35 Access to Energy Measurement SFRs ...................................... 35 Access to Internal Energy Measurement Registers................ 35 Energy Measurement Registers ................................................ 37 Energy Measurement Internal Register Details........... .......... 38 Interrupt Status/Enable SFRs .................................................... 41 Analog Inputs.............................................................................. 42 Analog-to-Digital Conversion.................................................. 43 Fault Detection ........................................................................... 46 di/dt Current Sensor and Digital Integrator (ADE5169).......... 47 Power Quality Measurements................................................... 48 Phase Compensation ................................................................. 50 RMS Calculation ........................................................................ 51 Active Power Calculation .......................................................... 53 Active Energy Calculation ........................................................ 55 Reactive Power Calculation (ADE5169) ................................. 58 Reactive Energy Calculation (ADE5169)................................ 60 Apparent Power Calculation..................................................... 63 Apparent Energy Calculation ................................................... 63 Ampere-Hour Accumulation ................................................... 65 Energy-to-Frequency Conversion............................................ 66 Energy Register Scaling ............................................................. 66 Energy Measurement Interrupts .............................................. 67 Temperature, Battery, and Supply Voltage Measurements........ 68 Temperature Measurement ....................................................... 70 Battery Measurement................................................................. 70 External Voltage Measurement ................................................ 71 8052 MCU Core Architecture....................................................... 73 MCU Registers............................................................................ 73 Basic 8052 Registers ................................................................... 75 Standard 8052 SFRs.................................................................... 77 Memory Overview ..................................................................... 77 Addressing Modes...................................................................... 78 Instruction Set ............................................................................ 80 Read-Modify-Write Instructions ............................................. 82 Instructions That Affect Flags .................................................. 82 Dual Data Pointers ......................................................................... 84 Interrupt System ............................................................................. 85 Standard 8052 Interrupt Architecture ..................................... 85 Interrupt Architecture ............................................................... 85 Interrupt Registers...................................................................... 85 Interrupt Priority........................................................................ 86 Interrupt Flags ............................................................................ 87 Interrupt Vectors ........................................................................ 89 Interrupt Latency........................................................................ 89 Context Saving............................................................................ 89 Watchdog Timer ............................................................................. 90 LCD Driver...................................................................................... 92 LCD Registers ............................................................................. 92 |
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