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DM9051 Datasheet Preview

DM9051 Datasheet

SPI to Ethernet Controller

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DM9051(I)
SPI to Ethernet Controller
DAVICOM Semiconductor, Inc.
DM9051(I)
SPI to Ethernet Controller
DATA SHEET
Doc No: DM9051(I)-12-MCO-DS-P01
March 30, 2015
Version: DM9051(I)-12-MCO-DS-P01
March 30, 2015
1




DAVICOM

DM9051 Datasheet Preview

DM9051 Datasheet

SPI to Ethernet Controller

No Preview Available !

DM9051(I)
SPI to Ethernet Controller
Content
1 General Description........................................................................................................................... 5
2 Features ............................................................................................................................................. 6
3 Block Diagram ................................................................................................................................... 7
4 Pin Configuration .............................................................................................................................. 8
4.1 32-Pin QFN ................................................................................................................................... 8
5 Pin Description .................................................................................................................................. 9
5.1 SPI Processor Interface ................................................................................................................. 9
5.2 EEPROM Interface ........................................................................................................................ 9
5.3 Clock Interface............................................................................................................................... 9
5.4 LED Interface................................................................................................................................10
5.5 10/100 PHY/Fiber .........................................................................................................................10
5.6 Miscellaneous...............................................................................................................................11
5.8 Strap Pins.....................................................................................................................................11
6 MAC Control and Status Register Set .............................................................................................12
6.1 Network Control Register (00H) ....................................................................................................14
6.2 Network Status Register (01H)......................................................................................................14
6.3 TX Control Register (02H).............................................................................................................15
6.4 TX Status Register I (03H) for Packet Index I ................................................................................16
6.5 TX Status Register II (04H) for packet index II...............................................................................17
6.6 RX Control Register (05H) ............................................................................................................18
6.7 RX Status Register (06H)..............................................................................................................19
6.8 Receive Overflow Counter Register (07H).....................................................................................20
6.9 Back Pressure Threshold Register (08H) ......................................................................................20
6.10 Flow Control Threshold Register (09H) .......................................................................................21
6.11 RX/TX Flow Control Register (0AH) ............................................................................................21
6.12 EEPROM & PHY Control Register (0BH) ....................................................................................22
6.13 EEPROM & PHY Address Register (0CH)...................................................................................22
6.14 EEPROM & PHY Data Register (EE_PHY_L:0DH EE_PHY_H:0EH) ......................................22
6.15 Wake Up Control Register (0FH).................................................................................................23
6.16 Physical Address Register (10H~15H) ........................................................................................23
6.17 Multicast Address Hash Table Register (16H~1DH).....................................................................23
6.18 General Purpose Control Register (1EH) ....................................................................................24
6.19 General Purpose Register (1FH).................................................................................................24
6.20 TX Memory Read Pointer Address Register (22H~23H) ..............................................................24
6.21 RX Memory Write Pointer Address Register (24H~25H) ..............................................................25
6.22 Vendor ID Register (28H~29H) ...................................................................................................25
6.23 Product ID Register (2AH~2BH)..................................................................................................25
6.24 CHIP Revision (2CH) ..................................................................................................................25
6.25 Transmit Control Register 2 (2DH) ..............................................................................................25
6.26 Auto-Transmit Control Register (30H) .........................................................................................26
6.27 Transmit Check Sum Control Register (31H)...............................................................................26
6.28 Receive Check Sum Status Register (32H) .................................................................................26
6.29 SPI Bus Control Register (38H)...................................................................................................27
6.30 INT Pin Control Register (39H)....................................................................................................27
6.31 Pause Packet Control/Status Register (3DH) ..............................................................................27
6.32 IEEE 802.3az Enter Counter Register (3EH) ...............................................................................27
6.33 IEEE 802.3az Leave Counter Register (3FH) ..............................................................................27
6.34 SPI Byte Align Error Counter Register (4AH)...............................................................................28
6.35 RX Packet Length Control Register (52H) ...................................................................................28
6.36 RX Broadcast Control Register (53H)..........................................................................................28
6.37 INT Pin Clock Output Control Register (54H)...............................................................................28
6.38 Memory Pointer Control Register (55H).......................................................................................28
6.39 More LED Control Register (57H) ...............................................................................................29
6.40 Memory Control Register (59H)...................................................................................................29
6.41 Transmit Memory Size Register (5AH) ........................................................................................29
6.42 Memory BIST Status Register (5DH)...........................................................................................30
6.43 Memory Data Pre-Fetch Read Command without Address Increment Register (70H) ..................30
Doc No: DM9051(I)-12-MCO-DS-P01
March 30, 2015
2


Part Number DM9051
Description SPI to Ethernet Controller
Maker DAVICOM
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