Datasheet

 2010 Microchip Technology Inc. DS39935C-page 27
ENC424J600/624J600
MICMD — — — — — — — — — — — — — — MIISCAN MIIRD --, 00
MIREGADR — — — r r r r r — — — PHREG4 PHREG3 PHREG2 PHREG1 PHREG0 01, 00
MAADR3 MAC Address, Byte 6 (MAADR<7:0>) MAC Address, Byte 5 (MAADR<15:8>) qq, qq
MAADR2 MAC Address, Byte 4 (MAADR<23:16>) MAC Address, Byte 3 (MAADR<31:24>)/OUI Byte 3 qq, a3
MAADR1 MAC Address, Byte 2 (MAADR<39:32>)/OUI Byte 2 MAC Address, Byte 1 (MAADR<47:40>)/OUI Byte 1 04, 00
MIWR MII Management Write Data, High Byte (MIWR<15:8>) MII Management Write Data, Low Byte (MIWR<7:0>) 00, 00
MIRD MII Management Read Data, High Byte (MIRD<15:8>) MII Management Read Data, Low Byte (MIRD<7:0>) 00, 00
MISTAT — — — — — — — — — — — — r NVALID SCAN BUSY --, 00
EPAUS Pause Timer Value, High Byte (EPAUS<15:8>) Pause Timer Value, Low Byte (EPAUS<7:0>) 10, 00
ECON2 ETHEN STRCH TXMAC SHA1MD5 COCON3 COCON2 COCON1 COCON0 AUTOFC TXRST RXRST ETHRST MODLEN1 MODLEN0 AESLEN1 AESLEN0 CB, 00
ERXWM RXFWM7 RXFWM6 RXFWM5 RXFWM4 RXFWM3 RXFWM2 RXFWM1 RXFWM0 RXEWM7 RXEWM6 RXEWM5 RXEWM4 RXEWM3 RXEWM2 RXEWM1 RXEWM0 10, 0F
EIE INTIE MODEXIE HASHIE AESIE LINKIE r r r r PKTIE DMAIE r TXIE TXABTIE RXABTIE PCFULIE 80, 10
EIDLED LACFG3 LACFG2 LACFG1 LACFG0 LBCFG3 LBCFG2 LBCFG1 LBCFG0 DEVID2 DEVID1 DEVID0 REVID4 REVID3 REVID2 REVID1 REVID0 26, qq
EGPDATA r r r r r r r r General Purpose Data Window Register --, xx
ERXDATA r r r r r r r r Ethernet RX Data Window Register --, xx
EUDADATA r r r r r r r r User-Defined Area Data Window Register --, xx
EGPRDPT — General Purpose Window Read Pointer, High Byte (ETXRDPT<14:8>) General Purpose Window Read Pointer, Low Byte (ETXRDPT<7:0>) 05, FA
EGPWRPT — General Purpose Window Write Pointer, High Byte (ETXWRPT<14:8>) General Purpose Window Write Pointer, Low Byte (ETXWRPT<7:0>) 00, 00
ERXRDPT — RX Window Read Pointer, High Byte (ERXRDPT<14:8>) RX Window Read Pointer, Low Byte (ERXRDPT<7:0>) 05, FA
ERXWRPT — RX Window Write Pointer, High Byte (ERXWRPT<14:8>) RX Window Write Pointer, Low Byte (ERXWRPT<7:0>) 00, 00
EUDARDPT — UDA Window Read Pointer (EUDARDPT<14:8>) UDA Window Read Pointer (EUDARDPT<7:0>) 05, FA
EUDAWRPT — UDA Window Write Pointer (EUDAWRPT<14:8>) UDA Window Write Pointer (EUDAWRPT<7:0>) 00, 00
TABLE 3-7: ENC424J600/624J600 REGISTER FILE SUMMARY (CONTINUED)
File
Name
8-Bit
High Byte (‘H’ Register) Low Byte (‘L’ Register)
ResetBit 7 Bit 6 Bit 5 Bit 4 Bit 3 Bit 2 Bit 1 Bit 0 Bit 7 Bit 6 Bit 5 Bit 4 Bit 3 Bit 2 Bit 1 Bit 0
16-Bit Bit 15 Bit 14 Bit 13 Bit 12 Bit 11 Bit 10 Bit 9 Bit 8 Bit 7 Bit 6 Bit 5 Bit 4 Bit 3 Bit 2 Bit 1 Bit 0
Legend:
— = unimplemented, read as ‘ 0 ’; q = unique MAC address or silicon revision nibble; r = reserved bit, do not modify; x = Reset value unknown. Reset values are shown in hexadecimal for each byte.