71M6545 MAXIM [Maxim Integrated Products], 71M6545 Datasheet - Page 90
71M6545
Manufacturer Part Number
71M6545
Description
Four-Quadrant Metering, Phase Metrology Processors Flash/RAM Size
Manufacturer
MAXIM [Maxim Integrated Products]
Datasheet
1.71M6545.pdf
(134 pages)
Available stocks
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Quantity
Price
Part Number:
71M6545-IGT/F
Manufacturer:
MAXIM/美信
Quantity:
20 000
Company:
Part Number:
71M6545-IGTR/F
Manufacturer:
Maxim Integrated
Quantity:
10 000
Part Number:
71M6545-IGTR/F
Manufacturer:
MAXIM/美信
Quantity:
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Data Sheet 71M6545/H
90
Name
DIO_PV
DIO_PW
DIO_PX
DIO_PY
EEDATA[7:0]
EECTRL[7:0]
EQU[2:0]
EX_XFER
EX_RTC1S
EX_RTC1M
EX_RTCT
EX_SPI
EX_EEX
EX_XPULSE
EX_YPULSE
EX_WPULSE
EX_VPULSE
Location
2106[7:5]
SFR 9E
SFR 9F
2457[6]
2457[7]
2458[7]
2458[6]
2700[0]
2700[1]
2700[2]
2700[3]
2701[7]
2700[7]
2700[6]
2700[5]
2701[6]
2701[5]
Rst Wk Dir
0
0
0
0
0
0
0
0
–
–
–
–
0
0
0
0
© 2008–2011 Teridian Semiconductor Corporation
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
Description
Causes VPULSE to be output on DIO1.
Causes WPULSE to be output on DIO0.
Causes XPULSE to be output on DIO6.
Causes YPULSE to be output on DIO7.
Serial EEPROM interface data.
Serial EEPROM interface control.
Specifies the power equation.
Interrupt enable bits. These bits enable the XFER_BUSY, the RTC_1SEC, etc. The
bits are set by hardware and cannot be set by writing a 1. The bits are reset by writing
0. Note that if one of these interrupts is to enabled, its corresponding 8051 EX enable
bit must also be set. See
EQU[2:0]
Note:
*The available CE codes implements only equation 5. Contact your local Teridian representative to
obtain CE code for equations 3 and 4.
Status
Bit
7
6
5
5*
3
4
ERROR
BUSY
RX_ACK
Name
2 element, 4W,
2 element, 4W,
3 element, 4W,
Description
3φ el a
3φ W e
3φ ye
Read/
Write
R
R
R
2.4.10
Reset
State
0
0
1
VA(
Element
Interrupts
A(IA-IB)/2
VA IA
0
Polarity Description
Positive 1 when an illegal command is received.
Positive 1 when serial data bus is busy.
Positive
-IB)/
, for details.
VB(IC-IB)/2
Element
VB B
1 indicates that the EEPROM sent an
ACK bit.
1
0
Element
VC C
VC IC
2
0
MUX Sequence
Recommended
IA VA IB V
IA VA IB B
A A IB VB
PDS_6545_009
IC V
VC
I
C
C
v1.0
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