參數(shù)資料
型號(hào)： 71M6515H-IGTR/F
廠商： MAXIM INTEGRATED PRODUCTS INC
元件分類： 模擬信號(hào)調(diào)理
英文描述： SPECIALTY ANALOG CIRCUIT, PQFP64
封裝： LEAD FREE, LQFP-64
文件頁(yè)數(shù)： 29/60頁(yè)
文件大?。?/td> 826K
代理商： 71M6515H-IGTR/F
71M6515H
Energy Meter IC
DATA SHEET
JULY 2011
Page: 35 of 60
2005
2011 Teridian Semiconductor Corporation
1.6
A Maxim Integrated Products Brand
Value in Pulse
Source Register
(hex)
(dec)
Name
Description
0x10
16
VASQSUM
The sum of squared voltage samples from each element.
LSB = 9.4045*10
-13 VMAX2 V2h
0x11
17
VBSQSUM
0x12
18
VCSQSUM
0x13
19
WSUM_I
Imported Energy: W0SUM_I + W1SUM_I + W2SUM_I
0x14
20
WASUM_I
Imported energy from individual wattmeter elements. Never negative.
LSB = 9.4045*10
-13 VMAX IMAX / In_8 Wh
0x15
21
WBSUM_I
0x16
22
WCSUM_I
0x17
23
VARSUM_I
Imported VARh:
VAR0SUM_I + VAR1SUM_I + VAR2SUM_I
0x18
24
VARASUM_I
Exported reactive energy from individual wattmeter elements. Never negative.
LSB = 9.4045*10
-13 VMAX IMAX / In_8 VARh
0x19
25
VARBSUM_I
0x1A
26
VARCSUM_I
0x1B
27
WSUM_E
Exported Energy: W0SUM_E + W1SUM_E + W2SUM_E
0x1C
28
WASUM_E
Exported energy from individual wattmeter elements. Never negative.
LSB = 9.4045*10
-13 VMAX IMAX / In_8 Wh
0x1D
29
WBSUM_E
0x1E
30
WCSUM_E
0x1F
31
VARSUM_E
Exported VARh:
VAR0SUM_E + VAR1SUM_E + VAR2SUM_E
0x20
32
VARASUM_E
Exported reactive energy from individual wattmeter elements. Never negative.
LSB = 9.4045*10
-13 VMAX IMAX / In_8 VARh
0x21
33
VARBSUM_E
0x22
34
VARCSUM_E
0x23
35
Internal (CE)
Connects the pulse generator to the WSUM or VARSUM values internally
calculated by the CE. Not selectable for PULSE3 and PULSE4 pulse generators.
0x24
36
External
(host)
Indicates that the host will provide values in the APULSER, APULSEW,
APULSE3, and APULSE4 registers and that the pulse generator should be up-
dated on the next READY interrupt..
Table 6: Pulse Sources Defined by the PULSE_SRCS Register (2/2)
WRATE (0x2D)
This register controls the rate of the pulse generation for the PULSEW, PULSER, PUSE3 and PULSE4 output pins. The
inverse pulse rate, expressed as Wh per pulse is:
Pulse
Wh
X
WRATE
CYCLES
SUM
In
IMAX
VMAX
Kh
/
5757
.
1
_
8
_
=
(X = value formed by PULSE_SLOW and
PULSE_FAST bits in the CONFIG register)
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