Teridian 71M6521, Руководство пользователя

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71M6521 Demo Board User’s Manual
Page: 6 of 111
© 2005-2009 TERIDIAN Semiconductor Corporation
Revision 2.18
List of Figures
Figure 1-1: Demo Board: Basic Connections ............................................................................................................... 10
Figure 1-2: Demo Board: Ribbon Cable Connections .................................................................................................. 11
Figure 1-3: The TERIDIAN 6521 Demo Board with Debug Board Block Diagram (CT Configuration) ......................... 12
Figure 1-4: Port Configuration Setup ....................................................................................................................... 14
Figure 1-5: Hyperterminal Sample Window with Disconnect Button .................................................................... 15
Figure 1-6: 71M6521BE CE/MPU Register Interpreter ............................................................................................. 26
Figure 1-7: Pre-Wired Shunt Resistor ...................................................................................................................... 30
Figure 1-8: Load Line with Shunt Resistor .............................................................................................................. 30
Figure 1-9: Shunt Connection for D6521T4A7, D6521T4A8, and D6521T4A10 .......................................................... 31
Figure 1-10: Typical Calibration Macro file .............................................................................................................. 33
Figure 1-11: Emulator Window Showing Reset and Erase Buttons ............................................................................. 35
Figure 1-12: Emulator Window Showing Erased Flash Memory and File Load Menu ................................................. 35
Figure 2-1: Watt Meter with Gain and Phase Errors. .................................................................................................. 49
Figure 2-2: Phase Angle Definitions ............................................................................................................................. 54
Figure 2-3: Calibration Spreadsheet for Three Measurements .................................................................................... 56
Figure 2-4: Calibration Spreadsheet for Five Measurements ....................................................................................... 56
Figure 2-5: Calibration Spreadsheet for Fast Calibration ............................................................................................. 57
Figure 2-6: Non-Linearity Caused by Quantification Noise .......................................................................................... 57
Figure 2-7: 71M6521 with Shunt and CT .................................................................................................................. 59
Figure 2-8: Voltage Divider for V1 ................................................................................................................................ 61
Figure 2-9: Oscillator Circuit ......................................................................................................................................... 61
Figure 2-10: EEPROM Circuit ...................................................................................................................................... 62
Figure 2-11: Three-Wire EEPROM Circuit ................................................................................................................... 62
Figure 2-12: LCD Connections ..................................................................................................................................... 63
Figure 2-13: Optical Interface Block Diagram .............................................................................................................. 63
Figure 2-14: Optical Port Circuitry on the Demo Board ................................................................................................ 64
Figure 2-15: RESET pin, disabled ................................................................................................................................ 64
Figure 2-16: RESET Switch Supplied by VBAT ........................................................................................................... 65
Figure 2-17: RESET Switch with Multiple Supplies ...................................................................................................... 65
Figure 2-18: Meter with Calibration System ................................................................................................................. 66
Figure 2-19: Calibration System Screen ...................................................................................................................... 67
Figure 3-1: 71M6521T4A7 Demo Board Connectors, Jumpers, Switches, and Test Points ........................................ 73
Figure 3-2: Top (Left) and Bottom Copper (Right) Structures at Current Inputs ........................................................... 75
Figure 3-3: D6521T4A10 Demo Board ........................................................................................................................ 76
Figure 3-4: D6521T4A10 Demo Board with ICE Adapter ............................................................................................. 76
Figure 3-5: D6521T4A10 Demo Board ........................................................................................................................ 77
Figure 4-1: D6521T4A7 Demo Board: Electrical Schematic 1/2 .................................................................................. 79
Figure 4-2: D6521T4A7 Demo Board: Electrical Schematic 2/2 .................................................................................. 80
Figure 4-3: D6521T4A8 Demo Board: Electrical Schematic 1/2 .................................................................................. 81
Figure 4-4: D6521T4A8 Demo Board: Electrical Schematic 2/2 .................................................................................. 82
Figure 4-5: D6521T4A10 Demo Board: Electrical Schematic 1/3 ................................................................................ 83
Figure 4-6: D6521T4A10 Demo Board: Electrical Schematic 2/3 ................................................................................ 84
Figure 4-7: D6521T4A10 Demo Board: Electrical Schematic 3/3 ................................................................................ 85
Figure 4-8: D6521T4A7 Demo Board: Top View .......................................................................................................... 89
Figure 4-9: D6521T4A7 Demo Board: Top Copper ...................................................................................................... 90
Figure 4-10: D6521T4A7 Demo Board: Bottom View .................................................................................................. 91
Figure 4-11: D6521T4A7 Demo Board: Bottom Copper .............................................................................................. 92
Figure 4-12: D6521T4A8 Demo Board: Top View ........................................................................................................ 93
Figure 4-13: D6521T4A8 Demo Board: Top Copper .................................................................................................... 94
Figure 4-14: D6521T4A8 Demo Board: Bottom View .................................................................................................. 95
Figure 4-15: D6521T4A8 Demo Board: Bottom Copper .............................................................................................. 96
Figure 4-16: D6521T4A10 Demo Board: Top View ...................................................................................................... 97