11.2 MAC Registers

The MAC registers are located within Memory Map Selector 1 (MMS1).

Warning: RESERVED address space must not be written except when specifically directed to by Microchip. Failure to heed this warning may result in adverse operation and unexpected results.

Refer to the Register Bit Types section for details on register bit attribute notation.

AddressNameBit Pos.76543210
0x00MAC_NCR31:24
23:16
15:8
7:0TXENRXENLBL
0x01MAC_NCFGR31:24RXBPIRXFCSEFRHD
23:16RFCSLFERD
15:8MAXFS
7:0UNIHENMTIHENNBCCAFDNVLAN

0x05

...

0x1F

Reserved         
0x20MAC_HRB31:24ADDR[31:24]
23:16ADDR[23:16]
15:8ADDR[15:8]
7:0ADDR[7:0]
0x21MAC_HRT31:24ADDR[31:24]
23:16ADDR[23:16]
15:8ADDR[15:8]
7:0ADDR[7:0]
0x22MAC_SAB131:24ADDR[31:24]
23:16ADDR[23:16]
15:8ADDR[15:8]
7:0ADDR[7:0]
0x23MAC_SAT131:24
23:16FLTTYP
15:8ADDR[47:40]
7:0ADDR[39:32]
0x24MAC_SAB231:24ADDR[31:24]
23:16ADDR[23:16]
15:8ADDR[15:8]
7:0ADDR[7:0]
0x25MAC_SAT231:24FLTBM[5:0]
23:16FLTTYP
15:8ADDR[47:40]
7:0ADDR[39:32]
0x26MAC_SAB331:24ADDR[31:24]
23:16ADDR[23:16]
15:8ADDR[15:8]
7:0ADDR[7:0]
0x27MAC_SAT331:24FLTBM[5:0]
23:16FLTTYP
15:8ADDR[47:40]
7:0ADDR[39:32]
0x28MAC_SAB431:24ADDR[31:24]
23:16ADDR[23:16]
15:8ADDR[15:8]
7:0ADDR[7:0]
0x29MAC_SAT431:24FLTBM[5:0]
23:16FLTTYP
15:8ADDR[47:40]
7:0ADDR[39:32]
0x2AMAC_TIDM131:24ENID
23:16
15:8TID[15:8]
7:0TID[7:0]
0x2BMAC_TIDM231:24ENID
23:16
15:8TID[15:8]
7:0TID[7:0]
0x2CMAC_TIDM331:24ENID
23:16
15:8TID[15:8]
7:0TID[7:0]
0x2DMAC_TIDM431:24ENID
23:16
15:8TID[15:8]
7:0TID[7:0]

0x31

Reserved         
0x32MAC_SAMB131:24ADDR[31:24]
23:16ADDR[23:16]
15:8ADDR[15:8]
7:0ADDR[7:0]
0x33MAC_SAMT131:24
23:16
15:8ADDR[47:40]
7:0ADDR[39:32]

0x37

...

0x6E

Reserved         
0x6FMAC_TISUBN31:24LSBTIR[7:0]
23:16
15:8MSBTIR[15:8]
7:0MSBTIR[7:0]
0x70MAC_TSH31:24
23:16
15:8TCS[47:40]
7:0TCS[39:32]
0x74MAC_TSL31:24TCS[31:24]
23:16TCS[23:16]
15:8TCS[15:8]
7:0TCS[7:0]
0x75MAC_TN31:24TNS[29:24]
23:16TNS[23:16]
15:8TNS[15:8]
7:0TNS[7:0]
0x76MAC_TA31:24ADJITDT[29:24]
23:16ITDT[23:16]
15:8ITDT[15:8]
7:0ITDT[7:0]
0x77MAC_TI31:24
23:16
15:8
7:0CNS[7:0]

0x7B

...

0x01FF

Reserved         
0x0200BMGR_CTL31:24
23:16
15:8
7:0SNAPSTATSCLRSTATS

0x0204

...

0x0207

Reserved         
0x0208STATS031:24RXSE[7:0]
23:16LFER[7:0]
15:8OFRX[7:0]
7:0UFRX[7:0]
0x0209STATS131:24RXRER[7:0]
23:16RXBOVR[7:0]
15:8RXFOVR[7:0]
7:0
0x020ASTATS231:24
23:16
15:8
7:0FCSE[7:0]
0x020BSTATS331:24TID4MCNT[7:0]
23:16TID3MCNT[7:0]
15:8TID2MCNT[7:0]
7:0TID1MCNT[7:0]
0x020CSTATS431:24SA4MCNT[7:0]
23:16SA3MCNT[7:0]
15:8SA2MCNT[7:0]
7:0SA1MCNT[7:0]
0x020DSTATS531:24UHMFRX[7:0]
23:16MHMFRX[7:0]
15:8BFRX[7:0]
7:0VTRX[7:0]
0x020ESTATS631:24TFRX[31:24]
23:16TFRX[23:16]
15:8TFRX[15:8]
7:0TFRX[7:0]
0x020FSTATS731:24FRX[31:24]
23:16FRX[23:16]
15:8FRX[15:8]
7:0FRX[7:0]
0x0210STATS831:24
23:16
15:8
7:0TXAIE[7:0]
0x0211STATS931:24TXAEE[7:0]
23:16TXFUR[7:0]
15:8TXBUR[7:0]
7:0
0x0212STATS1031:24
23:16
15:8
7:0XCOL[7:0]
0x0213STATS1131:24TFTX[31:24]
23:16TFTX[23:16]
15:8TFTX[15:8]
7:0TFTX[7:0]
0x0214STATS1231:24FTX[31:24]
23:16FTX[23:16]
15:8FTX[15:8]
7:0FTX[7:0]