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71M6543F Datasheet(PDF) 46 Page - Maxim Integrated Products

Part # 71M6543F
Description  Selectable Gain of 1 or 8 for One Current Energy Meter ICs Metrology Compensation
PDF  157 Pages
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Manufacturer  MAXIM [Maxim Integrated Products]
Direct Link  https://www.maximintegrated.com/en.html
Logo MAXIM - Maxim Integrated Products

71M6543F Datasheet(HTML) 46 Page - Maxim Integrated Products

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71M6543F/H and 71M6543G/GH Data Sheet
46
© 2008–2011 Teridian Semiconductor Corporation
v1.2
Figure 12: Interrupt Structure
TCON . 1 ( IE 0 )
Individual
Enable Bits
S 1 CON . 0 ( R I 1 )
S 1 CON . 1 ( TI 1 )
Individual Flags
Internal
Source
> = 1
TCON . 5 ( TF 0 )
TCON . 3 ( IE 1 )
TCON . 7 ( TF 1 )
S 0 CON . 0 ( R I 0 )
S 0 CON . 0 ( TI 0 )
> = 1
IRCON.1
(IEX2)
I 2 F R
IRCON.2
(IEX3)
I 3 F R
IRCON.3
(IEX4)
IRCON.4
(IEX5)
IRCON.5
(IEX6)
IEN 0 . 7
( EAL )
IP 1 . 0 /
IP 0 . 0
IP 1 . 1 /
IP 0 . 1
IP 1 . 2 /
IP 0 . 2
IP 1 . 3 /
IP 0 . 3
IP 1 . 4 /
IP 0 . 4
IP 1 . 5 /
IP 0 . 5
Interrupt
Flags
Priority
Assignment
Interrupt
Vector
Interrupt Enable
Logic and Polarity
Selection
DIO
Timer 0
DIO
Timer 1
CE_BUSY
UART 0
EEPROM
XFER_BUSY
RTC_1S
EX_RTC1S
VSTAT
RTC_T
EX_RTCT
XPULSE
External
Source
DIO _ R n
DIO _ R n
SPI
> = 1
EX_VPULSE
VPULSE
> = 1
IEN 2 . 0
( ES 1 )
IEN 0 . 1
( ET 0 )
IEN 0 . 0
( EX 0 )
IEN 1 . 1
( EX 2 )
IEN 0 . 2
( EX 1 )
IEN 1 . 2
( EX 3 )
IEN 0 . 3
( ET 1 )
IEN 1 . 3
( EX 4 )
IEN 0 . 4
( ES 0 )
IEN 1 . 4
( EX 5 )
IEN 1 . 5
( EX 6 )
IE_XFER
IE_RTC1S
IE_RTCT
EX_XFER
> = 1
EX_EEX
EX_SPI
IE_EEX
IE_SPI
I T 0
IE_XPULSE
IE_VPULSE
EX_XPULSE
RTC_1M
EX_RTC1M
IE_RTC1M
UART 1
( optical )
0
2
1
3
4
5
6
No .
Flag = 1
means that
an interrupt
has occurred
and has not
been cleared
EX 0 – EX 6 are cleared
automaticallywhen the
hardware vectors to the
interrupt handler
byte received
byte transmitted
overflow occurred
overflow occurred
byte received
byte transmitted
accumulation
cycle completed
alarm clock
Supply status changed
CE completed code run and
has new status information
DIO status
changed
DIO status
changed
CE detected sag
every second
every minute
BUSY fell
command
received
WPULSE
YPULSE
EX_WPULSE
EX_YPULSE
IE_YPULSE
IE_WPULSE
CE detected zero
crossing
Wh pulse
VARh pulse
3 / 19 / 2010



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