Micrel, Inc.
KSZ8993M/ML
Register 0: MII Basic Control..........................................................................................................................................46
Register 1: MII Basic Status ...........................................................................................................................................46
Register 2: PHYID HIGH ................................................................................................................................................46
Register 3: PHYID LOW.................................................................................................................................................46
Register 4: Auto-Negotiation Advertisement Ability ........................................................................................................47
Register 5: Auto-Negotiation Link Partner Ability ...........................................................................................................47
Register Map: Switch & PHY (8 bit registers).....................................................................................48
Global Registers.............................................................................................................................................................48
Port Registers ................................................................................................................................................................48
Advanced Control Registers...........................................................................................................................................48
Global Registers..................................................................................................................................................................48
Register 0 (0x00): Chip ID0............................................................................................................................................48
Register 1 (0x01): Chip ID1 / Start Switch......................................................................................................................49
Register 2 (0x02): Global Control 0 ................................................................................................................................49
Register 3 (0x03): Global Control 1 ................................................................................................................................50
Register 4 (0x04): Global Control 2 ................................................................................................................................50
Register 5 (0x05): Global Control 3 ................................................................................................................................51
Register 6 (0x06): Global Control 4 ................................................................................................................................52
Register 7 (0x07): Global Control 5 ................................................................................................................................53
Register 8 (0x08): Global Control 6 ................................................................................................................................53
Register 9 (0x09): Global Control 7 ................................................................................................................................53
Register 10 (0x0A): Global Control 8..............................................................................................................................53
Register 11 (0x0B): Global Control 9..............................................................................................................................53
Register 12 (0x0C): Reserved Register..........................................................................................................................54
Register 13 (0x0D): User Defined Register 1 .................................................................................................................54
Register 14 (0x0E): User Defined Register 2 .................................................................................................................54
Register 15 (0x0F): User Defined Register 3 .................................................................................................................54
Port Registers......................................................................................................................................................................55
Register 16 (0x10): Port 1 Control 0...............................................................................................................................55
Register 32 (0x20): Port 2 Control 0...............................................................................................................................55
Register 48 (0x30): Port 3 Control 0...............................................................................................................................55
Register 17 (0x11): Port 1 Control 1...............................................................................................................................56
Register 33 (0x21): Port 2 Control 1...............................................................................................................................56
Register 49 (0x31): Port 3 Control 1...............................................................................................................................56
Register 18 (0x12): Port 1 Control 2...............................................................................................................................57
Register 34 (0x22): Port 2 Control 2...............................................................................................................................57
Register 50 (0x32): Port 3 Control 2...............................................................................................................................57
Register 19 (0x13): Port 1 Control 3...............................................................................................................................57
Register 35 (0x23): Port 2 Control 3...............................................................................................................................57
Register 51 (0x33): Port 3 Control 3...............................................................................................................................57
Register 20 (0x14): Port 1 Control 4...............................................................................................................................58
Register 36 (0x24): Port 2 Control 4...............................................................................................................................58
Register 52 (0x34): Port 3 Control 4...............................................................................................................................58
Register 21 (0x15): Port 1 Control 5...............................................................................................................................58
Register 37 (0x25): Port 2 Control 5...............................................................................................................................58
Register 53 (0x35): Port 3 Control 5...............................................................................................................................58
Register 22 (0x16): Port 1 Control 6...............................................................................................................................58
Register 38 (0x26): Port 2 Control 6...............................................................................................................................58
Register 54 (0x36): Port 3 Control 6...............................................................................................................................58
Register 23 (0x17): Port 1 Control 7...............................................................................................................................58
Register 39 (0x27): Port 2 Control 7...............................................................................................................................58
Register 55 (0x37): Port 3 Control 7...............................................................................................................................58
Register 24 (0x18): Port 1 Control 8...............................................................................................................................58
Register 40 (0x28): Port 2 Control 8...............................................................................................................................58
Register 56 (0x38): Port 3 Control 8...............................................................................................................................58
Register 25 (0x19): Port 1 Control 9...............................................................................................................................59
Register 41 (0x29): Port 2 Control 9...............................................................................................................................59
Register 57 (0x39): Port 3 Control 9...............................................................................................................................59
Register 26 (0x1A): Port 1 Control 10 ............................................................................................................................59
Register 42 (0x2A): Port 2 Control 10 ............................................................................................................................59
Register 58 (0x3A): Port 3 Control 10 ............................................................................................................................59
Register 27 (0x1B): Port 1 Control 11 ............................................................................................................................59
October 2008
7
M9999-020606
MICREL [ MICREL SEMICONDUCTOR ]
