August 2003 13 KS8737
KS8737 Micrel
Address Name Description Mode
(Note 1)
Default
1.12 10BaseT Full-Duplex 1 = 10Mbps with full-duplex RO 1
0 = no 10Mbps with full-duplex capability
1.11 10BaseT Half-Duplex 1 = 10Mbps with half duplex RO 1
0 = no 10Mbps with half duplex capability
1.10:7 Reserved RO 0000
1.6 No Preamble 1 = preamble suppression RO 0
0 = normal preamble
1.5 Auto-Negotiation Complete 1 = auto-negotiation process completed RO 0
0 = auto-negotiation process not completed
1.4 Remote Fault 1 = remote fault RO/LH 0
0 = no remote fault
1.3 Auto-Negotiation Ability 1 = capable to perform auto-negotiation RO 1
0 = unable to perform auto-negotiation
1.2 Link Status 1 = link is up RO/LL 0
0 = link is down
1.1 Jabber Detect 1 = jabber detected RO/LH 0
0 = jabber not detected. Default is Low
1.0 Extended Capability 1 = supports extended capabilities registers RO 1
Register 2h - PHY Identifier 1
2.15:0 PHY ID Number Assigned to the 3rd through 18th bits of the RO 0022h
Organizationally Unique Identifier (OUI).
Micrel Semiconductor's OUI is 0010A1 (hex)
Register 3h - PHY Identifier 2
3.15:10 PHY ID Number Assigned to the 19th through 24th bits of the RO 000101
Organizationally Unique Identifier (OUI).
Micrel Semiconductors OUI is 0010A1 (hex)
3.9:4 Model Number Six bit manufacturers model number RO 110010
3.3:0 Revision Number Four bit manufacturers model number RO 0000
Register 4h - Auto-Negotiation Advertisement
4.15 Next Page 1 = next page capable RW 0
0 = no next page capability.
KS8737 supports next page capability
4.14 Reserved RO 00
4.13 Remote Fault 1 = remote fault supported RW 0
0 = no remote fault
4.12:11 Reserved RO 0
4.10 Pause 1 = pause function supported RW 0
0 = no pause function
4.9 100BaseT4 1 = T4 capable RO 0
0 = no T4 capability
4.8 100BaseTX Full-Duplex 1 = 100 full-duplex capable RW Set by MODE
0 = no 100 full-duplex capability Selection Table
4.7 100BaseTX Half-Duplex 1 = 100Mbps half-duplex capable RW Set by MODE
0 = no 100Mbps half-duplex capability Selection Table
4.6 10BaseT Full-Duplex 1 = 10Mbps full-duplex RW Set by MODE
0 = no 10Mbps full-duplex capability Selection Table
4.5 10BaseT Half-Duplex 1 = 10Mbps half-duplex capable RW Set by MODE
0 = no 10Mbps half-duplex capability Selection Table
4.4:0 Selector Field [00001] = IEEE 802.3 RW 00001
Note 1. RW: Read/Write, RO: Read only, SC: Self clear, LH: Latch High, LL: Latch Low.
KS8737 Micrel
KS8737 14 August 2003
Address Name Description Mode
(Note 1)
Default
Register 5h - Auto-Negotiation Link Partner Ability
5.15 Next Page 1 = next page capable RO 0
0 = no next page capability
KS8737 supports next page capability.
5.14 Acknowledge 1 = link code word received from partner RO 0
0 = link code word not yet received
5.13 Remote Fault 1 = remote fault detected RO 0
0 = no remote fault
5.12:11 Reserved RO 00
5.10 Pause 1 = pause function supported RO 0
0 = no pause function
5.9 100 BaseT4 1 = T4 capable RO 0
0 = no T4 capability
5.8 100BaseTX Full-Duplex 1 = 100Mbps full-duplex capable RO 0
0 = no 100Mbps full-duplex capability
5.7 100BaseTX Half-Duplex 1 = 100Mbps half-duplex capable RO 0
0 = no 100Mbps half-duplex capability
5.6 10BaseT Full-Duplex 1 = 10Mbps with full-duplex capable RO 0
0 = no 10Mbps full-duplex capability
5.5 10BaseT Half-Duplex 1 = 10Mbps half-duplex capable RO 0
0 = no 10Mbps half-duplex capability
5.4:0 Selector Field [00001] = IEEE 802.3 RO 00000
Register 6h - Auto-Negotiation Expansion
6.15:5 Reserved RO 0×00
6.4 Parallel Detection Fault 1 = fault detected by parallel detection RO/LH 0
0 = no fault detected by parallel detection.
6.3 Link Partner 1 = link partner has next page capability RO 0
Next Page Able 0 = link partner does not have next page capability
6.2 Next Page Able 1 = local device has next page capability RO 1
0 = local device does not have next page capability
6.1 Page Received 1 = new page received RO/LH 0
0 = new page not yet received
6.0 Link Partner 1 = link partner has auto-negotiation capability RO 0
Auto-Negotiation Able 0 = link partner does not have auto-negotiation capability
Register 7h - Auto-Negotiation Next Page
7.15 Next Page 1 = additional next page(s) will follow RW 0
0 = last page
7.14 Reserved RO 0
7.13 Message Page 1 = message page RW 1
0 = unformatted page
7.12 Acknowledge2 1 = will comply with message RW 0
0 = cannot comply with message
7.11 Toggle 1 = previous value of the transmitted link code word RO 0
equaled logic One
0 = logic Zero
7.10:0 Message Field 11-bit wide field to encode 2048 messages RW 0×01
Register 15h - RXER Counter
15h.15:0 RXER Counter RX Error counter for the RX_ER in each package RO 0×00
Note 1. RW: Read/Write, RO: Read only, SC: Self clear, LH: Latch High, LL: Latch Low.
August 2003 15 KS8737
KS8737 Micrel
Address Name Description Mode
(Note 1)
Default
Register 1bh - Interrupt Control/Status Register
1bh.15 Jabber Interrupt Enable 1 = Enable jabber interrupt RW 0
0 = Disable jabber interrupt
1bh.14 Receive Error 1 = Enable receive error interrupt RW 0
Interrupt Enable 0 = Disable receive error interrupt
1bh.13 Page Received 1 = Enable page received interrupt RW 0
Interrupt Enable 0 = Disable page received interrupt
1bh.12 Parallel Detect Fault 1 = Enable parallel detect fault interrupt RW 0
Interrupt Enable 0 = Disable parallel detect fault interrupt
1bh.11 Link Partner Acknowledge 1 = Enable link partner acknowledge interrupt RW 0
Interrupt Enable 0 = Disable link partner acknowledge interrupt
1bh.10 Link Down 1 = Enable link down interrupt RW 0
Interrupt Enable 0 = Disable link down interrupt
1bh.9 Remote Fault 1 = Enable remote fault interrupt RW 0
Interrupt Enable 0 = Disable remote fault interrupt
1bh.8 Link Up Interrupt Enable 1 = Enable link up interrupt RW 0
0 = Disable link up interrupt
1bh.7 Jabber Interrupt 1 = Jabber interrupt RO 0
0 = No jabber interrupt
1bh.6 Receive Error Interrupt 1 = Receive error interrupt RO 0
0 = No receive error interrupt
1bh.5 Page Receive Interrupt 1 = Page receive interrupt RO 0
0 = No page receive interrupt
1bh.4 Parallel Detect 1 = Parallel detect fault interrupt RO 0
Fault Interrupt 0 = No parallel detect fault interrupt
1bh.3 Link Partner 1 = Link partner acknowledge interrupt RO 0
Acknowledge Interrupt 0 = No link partner acknowledge interrupt
1bh.2 Link Down Interrupt 1 = Link down interrupt RO 0
0 = No link down interrupt
1bh.1 Remote Fault Interrupt 1 = Remote fault interrupt RO 0
0 = No remote fault interrupt
1bh.0 Link Up Interrupt 1 = Link up interrupt RO 0
0 = No link up interrupt
Register 1fh - 100BaseTX PHY Controller
1fh.15 Power Saving 1 = enable power saving RW 1
0 = disable
1fh.14 Interrupt Level 1 = interrupt pin active high RW 0
0 = active low
1fh.13 Reserved
1fh.12 Auto-Negotiation 1 = auto-negotiation complete RO 0
Complete 0 = not complete
1fh.11 Enable Link Fail 1 = enable link fail counter RW 1
Counter in 100BaseTX 0 = disable
1fh.10 Enable Jabber 1 = enable jabber counter RW 1
0 = disable
1fh.9 Reserved Reserved
1fh.8 Enable Pause 1 = flow control capable RO 0
(Flow-Control Result) 0 = no flow control
Note 1. RW: Read/Write, RO: Read only, SC: Self clear, LH: Latch High, LL: Latch Low.

KS8737-EVAL

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BOARD EVAL EXPERIMENT FOR KS8737
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