Ep80579 Ieee 1588-2008 Hardware Assist Block Diagram - Intel EP80579 Manual

IEEE 1588-2008 Hardware Assist Interface—Intel
Figure 143. EP80579 IEEE 1588-2008 Hardware Assist Block Diagram
ACCUMULATOR
32-bit REGISTER
32-bit ADDER WITH
ADDEND
66MHz
32-bit REGISTER
APB Clock
Speed
PPS COMPARE
32-bit REGISTER
MII/GMII 1
MESSAGE DETECT
MII/GMII 0
MESSAGE DETECT
CAN 1
MESSAGE DETECT
CAN 0
MESSAGE DETECT
AMMSSIG
DETERCTOR
ASMSSIG
DETERCTOR
®
Intel EP80579 Integrated Processor Product Line
Order Number: 320068-005US
®
EP80579 Integrated Processor Product Line
TARGET TIME
64-bit REGISTER
WHEN
SYSTEM TIME
> =
TARGET TIME
OR
AUX TARGET TIME
GENERATE INT
ADDER
SYSTEM TIME CLOCK
CARRY
CARRY
64-bit COUNTER
WHEN
SYSTEM TIME LSB
32-bit
> =
PPS COMPARE
GENERATE INT
RX ETHERNET
64-bit TIMESTAMP
MAC
TX ETHERNET
64-bit TIMESTAMP
RX ETHERNET
64-bit TIMESTAMP
MAC
TX ETHERNET
64-bit TIMESTAMP
CAN CAN
64-bit TIMESTAMP
CAN CAN
64-bit TIMESTAMP
AUXILIARY MASTER
EDGE
64-bit SNAPSHOT
TIMESTAMP
AUXILIARY SLAVE
EDGE
64-bit SNAPSHOT
TIMESTAMP
INTERRUPT
AND CONTROL
LOGIC
INTERRUPT
AUXILIARY TARGET
TIME
64-bit REGISTER
WHEN
SYSTEM TIME
> =
INTERRUPT
AUXILIARY TARGET
GENERATE INT
IEEE1588
CLOCK
INTERRUPT
MUX
MUX
CORE
INTERRUPT
INTERRUPT
INTERRUPT
1588_TEST
MODE_DATA
1588_PPS
1588
TX_SNAP
1588
RX_SNAP
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