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参数资料
| 型号： | 71M6543F-IGTR/F |
| 厂商： | Maxim Integrated |
| 文件页数： | 3/154页 |
| 文件大小： | 0K |
| 描述： | IC ENERGY METER 64K FLSH 100LQFP |
| 标准包装： | 1,000 |
| 系列： | * |
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71M6543F/71M6543G Data Sheet
3.2.2 LCD Mode ...................................................................................................................... 77
3.2.3 SLP Mode ...................................................................................................................... 78
3.3
3.4
Fault and Reset Behavior .......................................................................................................... 79
3.3.1 Events at Power-Down .................................................................................................. 79
3.3.2 IC Behavior at Low Battery Voltage ............................................................................... 80
3.3.3 Reset Sequence ............................................................................................................ 80
3.3.4 Watchdog Timer (WDT) Reset ...................................................................................... 80
Wake-Up Behavior ..................................................................................................................... 81
3.4.1 Wake on Hardware Events ............................................................................................ 81
3.4.2 Wake on Timer............................................................................................................... 83
4
3.5 Data Flow and MPU/CE Communication ................................................................................... 83
Application Information .................................................................................................................... 85
4.1 Connecting 5 V Devices ............................................................................................................. 85
Connecting I C EEPROMs ........................................................................................................ 92
4.2
4.3
4.4
4.5
4.6
4.7
4.8
4.9
Directly Connected Sensors ...................................................................................................... 85
Systems Using 71M6xx3 Isolated Sensors and Current Shunts ............................................... 86
System Using Current Transformers ......................................................................................... 87
Metrology Temperature Compensation ..................................................................................... 88
4.5.1 Temperature Compensation .......................................................................................... 88
4.5.2 Temperature Coefficients for the 71M6543F and 71M6543G ....................................... 88
4.5.3 Temperature Coefficients for the 71M6xx3 ................................................................... 89
4.5.4 Temperature Compensation for VREF and Shunt Sensors .......................................... 89
4.5.5 Temperature Compensation of VREF and Current Transformers ................................. 90
2
Connecting Three-Wire EEPROMs ........................................................................................... 92
UART0 (TX/RX) ......................................................................................................................... 92
Optical Interface (UART1).......................................................................................................... 93
4.10 Connecting the Reset Pin .......................................................................................................... 93
4.11 Connecting the Emulator Port Pins ............................................................................................ 94
4.12 Flash Programming .................................................................................................................... 94
4.12.1 Flash Programming via the ICE Port ............................................................................. 94
4.12.2 Flash Programming via the SPI Port ............................................................................. 94
4.13 MPU Demonstration Code ......................................................................................................... 94
4.14 Crystal Oscillator ........................................................................................................................ 95
4.15 Meter Calibration ........................................................................................................................ 95
5
Firmware Interface ............................................................................................................................ 96
5.1 I/O RAM Map –Functional Order ............................................................................................... 96
v2
5.2
5.3
I/O RAM Map – Alphabetical Order ......................................................................................... 102
CE Interface Description .......................................................................................................... 116
5.3.1 CE Program ................................................................................................................. 116
5.3.2 CE Data Format ........................................................................................................... 116
5.3.3 Constants ..................................................................................................................... 116
5.3.4 Environment ................................................................................................................. 117
5.3.5 CE Calculations ........................................................................................................... 117
5.3.6 CE Front-End Data (Raw Data) ................................................................................... 118
5.3.7 CE Status and Control ................................................................................................. 119
5.3.8 CE Transfer Variables ................................................................................................. 121
5.3.9 Pulse Generation ......................................................................................................... 123
5.3.10 CE Calibration Parameters .......................................................................................... 127
5.3.11 CE Flow Diagrams ....................................................................................................... 128
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相关代理商/技术参数 |
参数描述 |
|---|---|
| 71M6543FT-IGT/F | 制造商:Maxim Integrated Products 功能描述:ENERGY METER ICS - Rail/Tube |
| 71M6543FT-IGTR/F | 制造商:Maxim Integrated Products 功能描述:3-PHASE SOC, 64KB FLASH, PRES TEMP SENSOR - Tape and Reel |
| 71M6543G | 制造商:MAXIM 制造商全称:Maxim Integrated Products 功能描述:Selectable Gain of 1 or 8 for One Current Energy Meter ICs Metrology Compensation |
| 71M6543GH | 制造商:未知厂家 制造商全称:未知厂家 功能描述:电表IC |
| 71M6543GHT-IGT/F | 制造商:Maxim Integrated Products 功能描述:3-PHASE, 128KB, PRES TEMP SENSOR, HI PREC - Bulk |
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