CP2201 datasheet(55/108 Pages) SILABS

55 / 108 page

CP2200/1

Rev. 1.0

Note: This register contains bits 40-32 of the Transmit Status Vector.

Bits 7-0: TXSTA4: Total Bytes Transmitted Low Byte

The least significant 8-bits of the total number of bytes transmitted on the wire, including all bytes

from collided attempts.

RRR

Reset Value

00000000

Bit7

Bit6

Bit5

Bit4

Bit3

Bit2

Bit1

Bit0

Address:

0x5E

Note: This register contains bits 31–24 of the Transmit Status Vector.

Bit 7:

TXURUN: Transmit Under-Run

0: Transmit under-run did not occur.

1: Packet aborted due to data under-run condition.

Bit 6:

TXJUMBO: Jumbo Packet Detected

0: Transmitted packet was not oversized.

1: Packet aborted due to its excessive size.

Bit 5:

TXLTCL: Late Collision Detected

0: Late collision was not detected.

1: Packet aborted due to the detection of a collision after the 51.2 us collision window.

Bit 4:

TXEXCL: Excessive Collisions Detected

0: Number of collisions on transmission was less than 16.

1: Packet aborted due to detection of 16 or more collisions.

Bit 3:

TXEXDE: Excessive Delay Detected

0: Packet was transmitted without an excessive delay (greater than 2.42 ms). Please check other

flags for information.

1: Packet was aborted due to an excessive delay (greater than 2.42 ms).

Bit 2:

TXDE: Delay Detected

0: Packet was transmitted with no delay or was aborted. Please check other flags for information.

1: Packet was transmitted, but had some delay (less than 2.4 ms).

Bit 1:

TXBCAST: Transmitted Broadcast Packet

0: Transmitted packet did not have a broadcast destination address.

1: Transmitted packet had a broadcast destination address.

Bit 0:

TXMCAST: Transmitted Multicast Packet

0: Transmitted packet did not have a multicast destination address.

1: Transmit packet had a multicast destination address.

RRR

Reset Value

TXURUN TXJUMBO TXLTCL

TXEXCL TXEXDE

TXDE

TXBCAST TXMCAST 00000000

Bit7

Bit6

Bit5

Bit4

Bit3

Bit2

Bit1

Bit0

Address:

0x5F

CP2201 Datasheet(PDF) 55 Page - Silicon Laboratories

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