STLC5460 datasheet(42/54 Pages) STMICROELECTRONICS

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AUXILIARY MEMORY ACCESSES: CM=0

Write Auxiliary Memory: Transmit Monitor channels

CMD and SRC registers are written if their bits have not the right value.

CMD and SRC registers can be written in any order.

DST register is always written the last.

RCM

Command bits

Data to transmit

CMD

SRC

DST

AUXILIARY MEMORY

16 words assigned to

8 TX MON channels of MUX0

8 TX MON channels of MUX1

R=0 Write

CM=0 Auxiliary Memory

MON TX

1 of 16 TX MON

channels

Read Auxiliary Memory in two steps: Transmit Monitor channels

First step: register writing:

CMD register is written if its bits are not the right value.

SRC register is not written.

DST register is always written the last.

R CM

bits not used

CMD

SRC

DST

R CM

MON status

data which has been

transmitted

MON TX

1 of 16 TX MON

channels

CMD

SRC

DST

AUXILIARY MEMORY

16 words assigned to

8 TX MON channels of MUX0

8 TX MON channels of MUX1

OUT

MON TX

1 of 16 TX MON

channels

Second step: register reading:

CMD and SRC registers may be read in any order.

DST register is not changed.

STLC5460

42/54

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