Beckhoff EtherCAT IP Core for Xilinx FPGAs v3.00k Manual do Utilizador descarregar pdf (Página 108)

PDI Description

III-96 Slave Controller – IP Core for Xilinx FPGAs

SOF

DATA

Input DATA

t

SOF_to_DATA_setup

t

SOF

t

SOF_to_DATA_hold

Figure 39: Digital Input: Input data sampled at SOF, I/O can be read in the same frame

LATCH_IN

DATA

Input DATA

t

DATA_hold

t

DATA_setup

t

LATCH_IN

t

Input_event_delay

Figure 40: Digital Input: Input data sampled with LATCH_IN

SYNC0/1

DATA

Input DATA

t

DATA_hold

t

DATA_setup

t

Input_event_delay

Figure 41: Digital Input: Input data sampled with SYNC0/1

1 2 ... 103 104 105 106 107 108 109 110 111 112 113 ... 143 144

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