VSC8540RT datasheet(49/87 Pages) MICROCHIP

49 / 87 page

 2022 Microchip Technology Inc. and its subsidiaries

DS60001603E-page 49

VSC8540RT

6.3.1

CU MEDIA CRC GOOD COUNTER

media interface: the number of CRC routines that have executed successfully. The following table shows the expected

readouts.

6.3.2

EXTENDED MODE CONTROL

20E1

Extended PHY Control 3 (ActiPHY)

21E1–22E1 Reserved

23E1

Extended PHY Control 4 (PoE and CRC Error Counter)

27E1–28E1 Reserved

29E1

Ethernet Packet Generator (EPG) 1

30E1

EPG 2

TABLE 6-29:

CU MEDIA CRC GOOD COUNTER, ADDRESS 18E1 (0X12)

Bit

Name

Access

Description

Default

Packet since last read

Self-clearing bit.

1: Packet received since last read.

Reserved

Reserved.

13:0 Cu Media CRC good

counter contents

Self-clearing bit. Counter containing the number of packets

with valid CRCs modulo 10,000; this counter does not satu-

rate and will roll over to zero on the next good packet received

after 9,999.

0x0000

TABLE 6-30:

EXTENDED MODE CONTROL, ADDRESS 19E1 (0X13)

Bit

Name

Access

Description

Default

15:1

Reserved

Reserved.

LED1 Extended Mode

R/W

Sticky bit.

1: See Section 5.11.2, "Basic Serial LED Mode"

LED0 Extended Mode

R/W

Sticky bit.

1: See Section 5.11.2, "Basic Serial LED Mode"

LED Reset Blink Suppress R/W

Sticky bit.

1: Blink LEDs after COMA_MODE is de-asserted.

0: Suppress LED blink after COMA_MODE is

de-asserted.

10:5 Reserved

Reserved.

Fast link failure

R/W

Sticky bit.

Enable fast link failure pin.

1: Enabled.

0: Disabled.

3:2

Force MDI crossover

R/W

Sticky bit.

00: Normal HP Auto-MDIX operation.

01: Reserved.

10: Copper media forced to MDI.

11: Copper media forced MDI-X.

1:0

Reserved

Reserved.

TABLE 6-28:

EXTENDED REGISTERS PAGE 1 SPACE (CONTINUED)

Address

Name

VSC8540RT bảng dữ liệu(PDF) 49 Page - Microchip Technology

VSC8540RT bảng dữ liệu(HTML) 49 Page - Microchip Technology

Html Pages

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87

bảng dữ liệu tải về

Link URL