Texas Instruments ThunderSWITCH TNETX3270 s Manuals

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Texas Instruments ThunderSWITCH TNETX3270 s Manual

Texas Instruments ThunderSWITCH TNETX3270 s Manual (65 pages)

24/3 ETHERNET SWITCH WITH 24 10-MBIT/S PORTS AND 3 10-/100-MBIT/S PORTS

Brand: Texas Instruments | Category: Switch | Size: 0 MB

Table of Contents

Description

2
- Table of Contents
  3
PGV Package Terminal Layout

4
TNETX3270 Interface Block Diagram

5
Terminal Functions

6
DIO Register Groups

13
Interface Description

18
- DIO Interface
  18
- MII Serial Management Interface (PHY Management)
  22
- 10-Mbit/S and 10-/100-Mbit/S MAC Interface
  22
  - Receive Control
    22
  - Giant (Long) Frames
    22
  - Short Frames
    22
  - Receive Filtering of Frames
    23
  - Data Transmission
    23
  - Transmit Control
    23
  - Adaptive Performance Optimization
    23
  - Interframe Gap Enforcement
    23
  - Backoff
    23
  - Receive Versus Transmit Priority
    24
  - Uplink Pretagging
    24
    
    Post Office Box 655303 Dallas, Texas
    25
    
    Spws043B – November 1997 – Revised April
    25
- EEPROM Interface
  27
- JTAG Interface
  29
  - HIGHZ Instruction
    29
- LED Interface
  29
  - Lamp Test
    30
  - Multi-LED Display
    30
Hardware Configurations

30
Frame Routing

39
- VLAN Support
  39
  - IEEE Std 802.1Q Headers - Reception
    40
  - IEEE Std 802.1Q Headers - Transmission
    40
  - Address Maintenance
    40
  - Spanning-Tree Support
    41
  - Aging Algorithms
    41
  - Frame-Routing Determination
    41
  - Port Mirroring
    44
  - Port Trunking/Load Sharing
    45
- Flow Control
  45
  - Collision-Based Flow Control
    46
  - IEEE Std 802.3 Flow Control
    46
  - Internal Wrap Test
    48
  - Duplex Wrap Test
    49
  - Port Mirroring
    50
  - Copy to Uplink
    50
Absolute Maximum Ratings

51
Recommended Operating Conditions

51
Electrical Characteristics

51
- Spws043B – November 1997 – Revised April
  51
- Dd26
  51
Parameter Measurement Information

52
- Test Measurement
  52
10-Mbit/S Interface (Ports 00-23)

53
10-/100-Mbit/S MAC Interface

54
SDRAM Interface

56
DIO/DMA Interface

58
Serial MII Management Interface

60
EEPROM Interface

61
LED Interface

62
Power-Up OSCIN and RESET

63
- Dd29
  63
Mechanical Data

64
- Dras
  64

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