71m6521be Maxim Integrated Products, Inc., 71m6521be Datasheet - Page 44
71m6521be
Manufacturer Part Number
71m6521be
Description
Energy Meter Ic
Manufacturer
Maxim Integrated Products, Inc.
Datasheet
1.71M6521BE.pdf
(97 pages)
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Write -- With HiZ and WFR
SDATA output Z
SDATA (output)
SDATA output Z
EECTRL Byte Written
SCLK (output)
SDATA (out/in)
EECTRL Byte Written
SCLK (output)
Write -- No HiZ
BUSY (bit)
BUSY (bit)
SDATA output Z
SDATA (input)
EECTRL Byte Written
SCLK (output)
BUSY (bit)
READ
Figure 13: 3-Wire Interface. Write Command when HiZ=1 and WFR=1.
D7
INT5 not issued
Figure 12: 3-Wire Interface. Write Command when CNT=0
D7
(LoZ)
© 2005-2008 TERIDIAN Semiconductor Corporation
Figure 11: 3-Wire Interface. Read Command.
CNT Cycles (0 shown)
D6
D7
(From 6520)
CNT Cycles (6 shown)
(LoZ)
D5
D6
CNT Cycles (8 shown)
(HiZ)
D4
SDATA output Z
SDATA (output)
D5
EECTRL Byte Written
SCLK (output)
Write -- HiZ
BUSY (bit)
D3
D4
D2
D3
Energy Meter IC
(From EEPROM)
(HiZ)
INT5 not issued
BUSY
D2
(HiZ)
71M6521BE
DATA SHEET
D1
CNT Cycles (0 shown)
READY
INT5
D0
JANUARY 2008
INT5
V1.0
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