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DP83816EX Datasheet(PDF) 4 Page - Texas Instruments

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Part # DP83816EX
Description  DP83816EX 10/100 Mb/s Integrated PCI Ethernet Media Access Controller and Physical Layer (MacPhyter-II)Extended Temperature Range 0 to 85 Degrees C
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Manufacturer  TI1 [Texas Instruments]
Direct Link  http://www.ti.com
Logo TI1 - Texas Instruments

DP83816EX Datasheet(HTML) 4 Page - Texas Instruments

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5.2
TRANSMIT ARCHITECTURE . . . . . . . . . 81
5.2.1 Transmit State Machine . . . . . . . . . . . . . . . . . . . . . 81
5.2.2 Transmit Data Flow . . . . . . . . . . . . . . . . . . . . . . . . 83
5.3
RECEIVE ARCHITECTURE . . . . . . . . . . 84
5.3.1 Receive State Machine . . . . . . . . . . . . . . . . . . . . . 84
5.3.2 Receive Data Flow . . . . . . . . . . . . . . . . . . . . . . . . . 86
6.0
Power Management and Wake-On-LAN. . 87
6.1
INTRODUCTION . . . . . . . . . . . . . . . . . . . 87
6.2
DEFINITIONS (FOR THIS DOCUMENT
ONLY) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 87
6.3
PACKET FILTERING . . . . . . . . . . . . . . . 87
6.4
POWER MANAGEMENT . . . . . . . . . . . . 87
6.4.1 D0 State . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 88
6.4.2 D1 State . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 88
6.4.3 D2 State . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 88
6.4.4 D3hot State . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 88
6.4.5 D3cold State . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 88
6.5
WAKE-ON-LAN (WOL) MODE . . . . . . . . 88
6.5.1 Entering WOL Mode . . . . . . . . . . . . . . . . . . . . . . . 88
6.5.2 Wake Events . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 89
6.5.3 Exiting WOL Mode . . . . . . . . . . . . . . . . . . . . . . . . . 89
6.6
SLEEP MODE . . . . . . . . . . . . . . . . . . . . . 89
6.6.1 Entering Sleep Mode . . . . . . . . . . . . . . . . . . . . . . 89
6.6.2 Exiting Sleep Mode . . . . . . . . . . . . . . . . . . . . . . . . 89
6.7
PIN CONFIGURATION FOR POWER MAN-
AGEMENT 89
7.0
DC and AC Specifications . . . . . . . . . . . . . 90
7.1
DC SPECIFICATIONS . . . . . . . . . . . . . . . 90
7.2
AC SPECIFICATIONS . . . . . . . . . . . . . . . 91
7.2.1 PCI Clock Timing . . . . . . . . . . . . . . . . . . . . . . . . . 91
7.2.2 X1 Clock Timing . . . . . . . . . . . . . . . . . . . . . . . . . . 91
7.2.3 Power On Reset (PCI Active) . . . . . . . . . . . . . . . . 92
7.2.4 Non Power On Reset . . . . . . . . . . . . . . . . . . . . . . 92
7.2.5 POR PCI Inactive . . . . . . . . . . . . . . . . . . . . . . . . . 93
7.2.6 PCI Bus Cycles . . . . . . . . . . . . . . . . . . . . . . . . . . . 94
7.2.7 EEPROM Auto-Load . . . . . . . . . . . . . . . . . . . . . . 99
7.2.8 Boot PROM/FLASH . . . . . . . . . . . . . . . . . . . . . . 100
7.2.9 100BASE-TX Transmit
. . . . . . . . . . . . . . . . . . . 101
7.2.10 10BASE-T Transmit End of Packet . . . . . . . . . 102
7.2.11 10 Mb/s Jabber Timing
. . . . . . . . . . . . . . . . . . 102
7.2.12 10BASE-T Normal Link Pulse
. . . . . . . . . . . . . 103
7.2.13 Auto-Negotiation Fast Link Pulse (FLP) . . . . . . 103
7.2.14 Media Independent Interface (MII) . . . . . . . . . . 104
List of Figures
Figure 3-1
DP83816-EX Functional Block Diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
Figure 3-2
MAC/BIU Functional Block Diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12
Figure 3-3
Ethernet Packet Format . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14
Figure 3-4
DSP Physical Layer Block Diagram. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .15
Figure 3-5
LED Loading Example . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17
Figure 3-6
100BASE-TX Transmit Block Diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19
Figure 3-7
Binary to MLT-3 conversion . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20
Figure 3-8
100 M/bs Receive Block Diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22
Figure 3-9
100BASE-TX BLW Event Diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23
Figure 3-10
EIA/TIA Attenuation vs. Frequency for 0, 50, 100, 130 & 150 meters of CAT V cable . . . . . . . . 24
Figure 3-11
MLT-3 Signal Measured at AII after 0 meters of CAT V cable. . . . . . . . . . . . . . . . . . . . . . . . . . . 24
Figure 3-12
MLT-3 Signal Measured at AII after 50 meters of CAT V cable. . . . . . . . . . . . . . . . . . . . . . . . . . 24
Figure 3-13
MLT-3 Signal Measured at AII after 100 meters of CAT V cable. . . . . . . . . . . . . . . . . . . . . . . . . 24
Figure 3-14
10BASE-T Twisted Pair Smart Squelch Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26
Figure 3-15
Typical MDC/MDIO Read Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 28
Figure 3-16
Typical MDC/MDIO Write Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29
Figure 4-1
Pattern Buffer Memory - 180h words (word = 18bits) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 60
Figure 4-2
Hash Table Memory - 40h bytes addressed on word boundaries . . . . . . . . . . . . . . . . . . . . . . . . 62
Figure 5-1
Single Descriptor Packets . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 79
Figure 5-2
Multiple Descriptor Packets . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 80
Figure 5-3
List and Ring Descriptor Organization . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 80
Figure 5-4
Transmit Architecture. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 81
Figure 5-5
Transmit State Diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 82
Figure 5-6
Receive Architecture . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 84
Figure 5-7
Receive State Diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 86
List of Tables
Table 3-1
4B5B Code-Group Encoding/Decoding . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .20
Table 3-2
Typical MDIO Frame Format . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 28
Table 4-1
Configuration Register Map . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30
Table 4-2
Operational Register Map . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 38
Table 4-3
MIB Registers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 65
Table 5-1
DP83816-EX Descriptor Format . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 77
Table 5-2
cmdsts Common Bit Definitions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .77
Table 5-3
Transmit Status Bit Definitions. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 78
Table 5-4
Receive Status Bit Definitions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 79
Table 5-5
Transmit State Tables . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 82
Table 5-6
Receive State Tables. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 85
Table 6-1
Power Management Modes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 87
Table 6-2
PM Pin Configuration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 89


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