W5100_MR = $0000 ;Mode Register W5100_GAR0 = $0001 ;Gateway Address Byte 0 W5100_GAR1 = $0002 ;Gateway Address Byte 1 W5100_GAR2 = $0003 ;Gateway Address Byte 2 W5100_GAR3 = $0004 ;Gateway Address Byte 3 W5100_SUBR0 = $0005 ;Subnet Mask Address 0 W5100_SUBR1 = $0006 ;Subnet Mask Address 1 W5100_SUBR2 = $0007 ;Subnet Mask Address 2 W5100_SUBR3 = $0008 ;Subnet Mask Address 3 W5100_SHAR0 = $0009 ;Local MAC Address 0 W5100_SHAR1 = $000A ;Local MAC Address 1 W5100_SHAR2 = $000B ;Local MAC Address 2 W5100_SHAR3 = $000C ;Local MAC Address 3 W5100_SHAR4 = $000D ;Local MAC Address 4 W5100_SHAR5 = $000E ;Local MAC Address 5 W5100_SIPR0 = $000F ;Source IP Address 0 W5100_SIPR1 = $0010 ;Source IP Address 0 W5100_SIPR2 = $0011 ;Source IP Address 0 W5100_SIPR3 = $0012 ;Source IP Address 0 W5100_IR = $0015 ;Interrupt W5100_IMR = $0016 ;Interrupt Mask W5100_RTR0 = $0017 ;Retry Time High Byte W5100_RTR1 = $0018 ;Retry Time Low Byte W5100_RCR = $0019 ;Retry Count W5100_RMSR = $001A ;RX Memory Size (per socket) W5100_TMSR = $001B ;TX Memory Size (per socket) W5100_PATR0 = $001C ;PPPoE Auth Type High W5100_PART1 = $001D ;PPPoE Auth Type Low W5100_PTIMER = $0028 ;PPP LCP Request Timer W5100_PMAGIC = $0029 ;PPP LCP Magic Number W5100_UIPR0 = $002A ;Unreachable IP Address 0 W5100_UIPR1 = $002B ;Unreachable IP Address 1 W5100_UIPR2 = $002C ;Unreachable IP Address 2 W5100_UIPR3 = $002D ;Unreachable IP Address 3 W5100_UPORT0 = $002E ;Unreachable Port High W5100_UPORT1 = $002F ;Unreachable Port Low ;Socket Registers W5100_S0_BASE = $0400 ;Base for socket 0 W5100_S0_MR = $0400 ;Socket 0 Mode W5100_S0_CR = $0401 ;Socket 0 Command W5100_S0_IR = $0402 ;Socket 0 Interrupt W5100_S0_SR = $0403 ;Socket 0 Status W5100_S0_PORT0 = $0404 ;Socket 0 Source Port High W5100_S0_PORT1 = $0405 ;Socket 0 Source Port Low W5100_S0_DHAR0 = $0406 ;Socket 0 Dest Mac 0 W5100_S0_DHAR1 = $0407 ;Socket 0 Dest Mac 1 W5100_S0_DHAR2 = $0408 ;Socket 0 Dest Mac 2 W5100_S0_DHAR3 = $0409 ;Socket 0 Dest Mac 3 W5100_S0_DHAR4 = $040A ;Socket 0 Dest Mac 4 W5100_S0_DHAR5 = $040B ;Socket 0 Dest Mac 5 W5100_S0_DIPR0 = $040C ;Socket 0 Dest IP 0 W5100_S0_DIPR1 = $040D ;Socket 0 Dest IP 1 W5100_S0_DIPR2 = $040E ;Socket 0 Dest IP 2 W5100_S0_DIPR3 = $040F ;Socket 0 Dest IP 3 W5100_S0_DPORT0 = $0410 ;Socket 0 Dest Port High W5100_S0_DPORT1 = $0411 ;Socket 0 Dest Port Low W5100_S0_MSSR0 = $0412 ;Socket 0 Max Segment High W5100_S0_MSSR1 = $0413 ;Socket 0 Max Segment Low W5100_S0_PROTO = $0414 ;Socket 0 Protocol (Raw Mode) W5100_S0_TOS = $0415 ;Socket 0 IP TOS W5100_S0_TTL = $0416 ;Socket 0 IP TTL W5100_S0_TX_FSR0 = $0420 ;Socket 0 TX Free Size High W5100_S0_TX_FSR1 = $0421 ;Socket 0 TX Free Size Low W5100_S0_TX_RD0 = $0422 ;Socket 0 TX Read Pointer High W5100_S0_TX_RD1 = $0423 ;Socket 0 TX Read Pointer Low W5100_S0_TX_WR0 = $0424 ;Socket 0 TX Write Pointer High W5100_S0_TX_WR1 = $0425 ;Socket 0 TX Write Pointer Low W5100_S0_RX_RSR0 = $0426 ;Socket 0 RX Received Size High W5100_S0_RX_RSR1 = $0427 ;Socket 0 RX Received Size Low W5100_S0_RX_RD0 = $0428 ;Socket 0 RX Read Pointer High W5100_S0_RX_RD1 = $0429 ;Socket 0 RX Read Pointer Low W5100_S1_BASE = $0500 ;Base for socket 1 W5100_S1_MR = $0500 ;Socket 1 Mode W5100_S1_CR = $0501 ;Socket 1 Command W5100_S1_IR = $0502 ;Socket 1 Interrupt W5100_S1_SR = $0503 ;Socket 1 Status W5100_S1_PORT0 = $0504 ;Socket 1 Source Port High W5100_S1_PORT1 = $0505 ;Socket 1 Source Port Low W5100_S1_DHAR0 = $0506 ;Socket 1 Dest Mac 0 W5100_S1_DHAR1 = $0507 ;Socket 1 Dest Mac 1 W5100_S1_DHAR2 = $0508 ;Socket 1 Dest Mac 2 W5100_S1_DHAR3 = $0509 ;Socket 1 Dest Mac 3 W5100_S1_DHAR4 = $050A ;Socket 1 Dest Mac 4 W5100_S1_DHAR5 = $050B ;Socket 1 Dest Mac 5 W5100_S1_DIPR0 = $050C ;Socket 1 Dest IP 0 W5100_S1_DIPR1 = $050D ;Socket 1 Dest IP 1 W5100_S1_DIPR2 = $050E ;Socket 1 Dest IP 2 W5100_S1_DIPR3 = $050F ;Socket 1 Dest IP 3 W5100_S1_DPORT0 = $0510 ;Socket 1 Dest Port High W5100_S1_DPORT1 = $0511 ;Socket 1 Dest Port Low W5100_S1_MSSR0 = $0512 ;Socket 1 Max Segment High W5100_S1_MSSR1 = $0513 ;Socket 1 Max Segment Low W5100_S1_PROTO = $0514 ;Socket 1 Protocol (Raw Mode) W5100_S1_TOS = $0515 ;Socket 1 IP TOS W5100_S1_TTL = $0516 ;Socket 1 IP TTL W5100_S1_TX_FSR0 = $0520 ;Socket 1 TX Free Size High W5100_S1_TX_FSR1 = $0521 ;Socket 1 TX Free Size Low W5100_S1_TX_RD0 = $0522 ;Socket 1 TX Read Pointer High W5100_S1_TX_RD1 = $0523 ;Socket 1 TX Read Pointer Low W5100_S1_TX_WR0 = $0524 ;Socket 1 TX Write Pointer High W5100_S1_TX_WR1 = $0525 ;Socket 1 TX Write Pointer Low W5100_S1_RX_RSR0 = $0526 ;Socket 1 RX Received Size High W5100_S1_RX_RSR1 = $0527 ;Socket 1 RX Received Size Low W5100_S1_RX_RD0 = $0528 ;Socket 1 RX Read Pointer High W5100_S1_RX_RD1 = $0529 ;Socket 1 RX Read Pointer Low W5100_S2_BASE = $0600 ;Base for socket 2 W5100_S2_MR = $0600 ;Socket 2 Mode W5100_S2_CR = $0601 ;Socket 2 Command W5100_S2_IR = $0602 ;Socket 2 Interrupt W5100_S2_SR = $0603 ;Socket 2 Status W5100_S2_PORT0 = $0604 ;Socket 2 Source Port High W5100_S2_PORT1 = $0605 ;Socket 2 Source Port Low W5100_S2_DHAR0 = $0606 ;Socket 2 Dest Mac 0 W5100_S2_DHAR1 = $0607 ;Socket 2 Dest Mac 1 W5100_S2_DHAR2 = $0608 ;Socket 2 Dest Mac 2 W5100_S2_DHAR3 = $0609 ;Socket 2 Dest Mac 3 W5100_S2_DHAR4 = $060A ;Socket 2 Dest Mac 4 W5100_S2_DHAR5 = $060B ;Socket 2 Dest Mac 5 W5100_S2_DIPR0 = $060C ;Socket 2 Dest IP 0 W5100_S2_DIPR1 = $060D ;Socket 2 Dest IP 1 W5100_S2_DIPR2 = $060E ;Socket 2 Dest IP 2 W5100_S2_DIPR3 = $060F ;Socket 2 Dest IP 3 W5100_S2_DPORT0 = $0610 ;Socket 2 Dest Port High W5100_S2_DPORT1 = $0611 ;Socket 2 Dest Port Low W5100_S2_MSSR0 = $0612 ;Socket 2 Max Segment High W5100_S2_MSSR1 = $0613 ;Socket 2 Max Segment Low W5100_S2_PROTO = $0614 ;Socket 2 Protocol (Raw Mode) W5100_S2_TOS = $0615 ;Socket 2 IP TOS W5100_S2_TTL = $0616 ;Socket 2 IP TTL W5100_S2_TX_FSR0 = $0620 ;Socket 2 TX Free Size High W5100_S2_TX_FSR1 = $0621 ;Socket 2 TX Free Size Low W5100_S2_TX_RD0 = $0622 ;Socket 2 TX Read Pointer High W5100_S2_TX_RD1 = $0623 ;Socket 2 TX Read Pointer Low W5100_S2_TX_WR0 = $0624 ;Socket 2 TX Write Pointer High W5100_S2_TX_WR1 = $0625 ;Socket 2 TX Write Pointer Low W5100_S2_RX_RSR0 = $0626 ;Socket 2 RX Received Size High W5100_S2_RX_RSR1 = $0627 ;Socket 2 RX Received Size Low W5100_S2_RX_RD0 = $0628 ;Socket 2 RX Read Pointer High W5100_S2_RX_RD1 = $0629 ;Socket 2 RX Read Pointer Low W5100_S3_BASE = $0700 ;Base for socket 3 W5100_S3_MR = $0700 ;Socket 3 Mode W5100_S3_CR = $0701 ;Socket 3 Command W5100_S3_IR = $0702 ;Socket 3 Interrupt W5100_S3_SR = $0703 ;Socket 3 Status W5100_S3_PORT0 = $0704 ;Socket 3 Source Port High W5100_S3_PORT1 = $0705 ;Socket 3 Source Port Low W5100_S3_DHAR0 = $0706 ;Socket 3 Dest Mac 0 W5100_S3_DHAR1 = $0707 ;Socket 3 Dest Mac 1 W5100_S3_DHAR2 = $0708 ;Socket 3 Dest Mac 2 W5100_S3_DHAR3 = $0709 ;Socket 3 Dest Mac 3 W5100_S3_DHAR4 = $070A ;Socket 3 Dest Mac 4 W5100_S3_DHAR5 = $070B ;Socket 3 Dest Mac 5 W5100_S3_DIPR0 = $070C ;Socket 3 Dest IP 0 W5100_S3_DIPR1 = $070D ;Socket 3 Dest IP 1 W5100_S3_DIPR2 = $070E ;Socket 3 Dest IP 2 W5100_S3_DIPR3 = $070F ;Socket 3 Dest IP 3 W5100_S3_DPORT0 = $0710 ;Socket 3 Dest Port High W5100_S3_DPORT1 = $0711 ;Socket 3 Dest Port Low W5100_S3_MSSR0 = $0712 ;Socket 3 Max Segment High W5100_S3_MSSR1 = $0713 ;Socket 3 Max Segment Low W5100_S3_PROTO = $0714 ;Socket 3 Protocol (Raw Mode) W5100_S3_TOS = $0715 ;Socket 3 IP TOS W5100_S3_TTL = $0716 ;Socket 3 IP TTL W5100_S3_TX_FSR0 = $0720 ;Socket 3 TX Free Size High W5100_S3_TX_FSR1 = $0721 ;Socket 3 TX Free Size Low W5100_S3_TX_RD0 = $0722 ;Socket 3 TX Read Pointer High W5100_S3_TX_RD1 = $0723 ;Socket 3 TX Read Pointer Low W5100_S3_TX_WR0 = $0724 ;Socket 3 TX Write Pointer High W5100_S3_TX_WR1 = $0725 ;Socket 3 TX Write Pointer Low W5100_S3_RX_RSR0 = $0726 ;Socket 3 RX Received Size High W5100_S3_RX_RSR1 = $0727 ;Socket 3 RX Received Size Low W5100_S3_RX_RD0 = $0728 ;Socket 3 RX Read Pointer High W5100_S3_RX_RD1 = $0729 ;Socket 3 RX Read Pointer Low ;commands W5100_CMD_OPEN = $01 W5100_CMD_LISTEN = $02 W5100_CMD_CONNECT = $04 W5100_CMD_DISCONNECT = $08 W5100_CMD_CLOSE = $10 W5100_CMD_SEND = $20 W5100_CMD_SEND_MAC = $21 W5100_CMD_SEND_KEEP = $22 W5100_CMD_RECV = $40 ;modes W5100_MODE_CLOSED = $00 W5100_MODE_TCP = $01 W5100_MODE_UDP = $02 W5100_MODE_IP_RAW = $03 W5100_MODE_MAC_RAW = $04 W5100_MODE_PPPOE = $05 ;status W5100_STATUS_SOCK_CLOSED = $00 W5100_STATUS_SOCK_INIT = $13 W5100_STATUS_SOCK_LISTEN = $14 W5100_STATUS_SOCK_SYNSENT= $15 W5100_STATUS_SOCK_SYNRECV= $16 W5100_STATUS_SOCK_ESTABLISHED = $17 W5100_STATUS_SOCK_FIN_WAIT = $18 W5100_STATUS_SOCK_CLOSING = $1A W5100_STATUS_SOCK_TIME_WAIT = $1B W5100_STATUS_SOCK_CLOSE_WAIT = $1C W5100_STATUS_SOCK_LAST_ACK = $1D W5100_STATUS_SOCK_UDP = $22 W5100_STATUS_SOCK_IPRAW = $32 W5100_STATUS_SOCK_MACRAW = $42 W5100_STATUS_SOCK_PPPOE = $5F