[136] | 1 | /*
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| 2 | * Copyright (c) 2010 by WIZnet <support@wiznet.co.kr>
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| 3 | *
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| 4 | * This file is free software; you can redistribute it and/or modify
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| 5 | * it under the terms of either the GNU General Public License version 2
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| 6 | * or the GNU Lesser General Public License version 2.1, both as
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| 7 | * published by the Free Software Foundation.
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| 8 | *
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| 9 | * - 10 Apr. 2015
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| 10 | * Added support for Arduino Ethernet Shield 2
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| 11 | * by Arduino.org team
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| 12 | */
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| 13 |
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| 14 | #ifndef W5500_H_INCLUDED
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| 15 | #define W5500_H_INCLUDED
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| 16 |
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| 17 | #define MAX_SOCK_NUM 8
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| 18 |
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| 19 | #include <SPI.h>
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| 20 |
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| 21 | typedef uint8_t SOCKET;
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| 22 | /*
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| 23 | class MR {
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| 24 | public:
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| 25 | static const uint8_t RST = 0x80;
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| 26 | static const uint8_t PB = 0x10;
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| 27 | static const uint8_t PPPOE = 0x08;
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| 28 | static const uint8_t LB = 0x04;
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| 29 | static const uint8_t AI = 0x02;
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| 30 | static const uint8_t IND = 0x01;
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| 31 | };
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| 32 | */
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| 33 | /*
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| 34 | class IR {
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| 35 | public:
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| 36 | static const uint8_t CONFLICT = 0x80;
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| 37 | static const uint8_t UNREACH = 0x40;
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| 38 | static const uint8_t PPPoE = 0x20;
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| 39 | static const uint8_t SOCK0 = 0x01;
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| 40 | static const uint8_t SOCK1 = 0x02;
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| 41 | static const uint8_t SOCK2 = 0x04;
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| 42 | static const uint8_t SOCK3 = 0x08;
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| 43 | static inline uint8_t SOCK(SOCKET ch) { return (0x01 << ch); };
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| 44 | };
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| 45 | */
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| 46 |
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| 47 | class SnMR {
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| 48 | public:
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| 49 | static const uint8_t CLOSE = 0x00;
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| 50 | static const uint8_t TCP = 0x01;
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| 51 | static const uint8_t UDP = 0x02;
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| 52 | static const uint8_t IPRAW = 0x03;
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| 53 | static const uint8_t MACRAW = 0x04;
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| 54 | static const uint8_t PPPOE = 0x05;
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| 55 | static const uint8_t ND = 0x20;
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| 56 | static const uint8_t MULTI = 0x80;
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| 57 | };
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| 58 |
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| 59 | enum SockCMD {
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| 60 | Sock_OPEN = 0x01,
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| 61 | Sock_LISTEN = 0x02,
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| 62 | Sock_CONNECT = 0x04,
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| 63 | Sock_DISCON = 0x08,
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| 64 | Sock_CLOSE = 0x10,
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| 65 | Sock_SEND = 0x20,
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| 66 | Sock_SEND_MAC = 0x21,
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| 67 | Sock_SEND_KEEP = 0x22,
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| 68 | Sock_RECV = 0x40
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| 69 | };
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| 70 |
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| 71 | /*class SnCmd {
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| 72 | public:
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| 73 | static const uint8_t OPEN = 0x01;
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| 74 | static const uint8_t LISTEN = 0x02;
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| 75 | static const uint8_t CONNECT = 0x04;
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| 76 | static const uint8_t DISCON = 0x08;
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| 77 | static const uint8_t CLOSE = 0x10;
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| 78 | static const uint8_t SEND = 0x20;
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| 79 | static const uint8_t SEND_MAC = 0x21;
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| 80 | static const uint8_t SEND_KEEP = 0x22;
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| 81 | static const uint8_t RECV = 0x40;
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| 82 | };
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| 83 | */
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| 84 |
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| 85 | class SnIR {
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| 86 | public:
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| 87 | static const uint8_t SEND_OK = 0x10;
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| 88 | static const uint8_t TIMEOUT = 0x08;
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| 89 | static const uint8_t RECV = 0x04;
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| 90 | static const uint8_t DISCON = 0x02;
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| 91 | static const uint8_t CON = 0x01;
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| 92 | };
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| 93 |
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| 94 | class SnSR {
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| 95 | public:
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| 96 | static const uint8_t CLOSED = 0x00;
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| 97 | static const uint8_t INIT = 0x13;
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| 98 | static const uint8_t LISTEN = 0x14;
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| 99 | static const uint8_t SYNSENT = 0x15;
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| 100 | static const uint8_t SYNRECV = 0x16;
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| 101 | static const uint8_t ESTABLISHED = 0x17;
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| 102 | static const uint8_t FIN_WAIT = 0x18;
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| 103 | static const uint8_t CLOSING = 0x1A;
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| 104 | static const uint8_t TIME_WAIT = 0x1B;
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| 105 | static const uint8_t CLOSE_WAIT = 0x1C;
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| 106 | static const uint8_t LAST_ACK = 0x1D;
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| 107 | static const uint8_t UDP = 0x22;
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| 108 | static const uint8_t IPRAW = 0x32;
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| 109 | static const uint8_t MACRAW = 0x42;
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| 110 | static const uint8_t PPPOE = 0x5F;
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| 111 | };
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| 112 |
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| 113 | class IPPROTO {
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| 114 | public:
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| 115 | static const uint8_t IP = 0;
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| 116 | static const uint8_t ICMP = 1;
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| 117 | static const uint8_t IGMP = 2;
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| 118 | static const uint8_t GGP = 3;
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| 119 | static const uint8_t TCP = 6;
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| 120 | static const uint8_t PUP = 12;
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| 121 | static const uint8_t UDP = 17;
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| 122 | static const uint8_t IDP = 22;
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| 123 | static const uint8_t ND = 77;
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| 124 | static const uint8_t RAW = 255;
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| 125 | };
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| 126 |
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| 127 | class W5500Class {
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| 128 |
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| 129 | public:
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| 130 | void init();
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| 131 |
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| 132 | /**
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| 133 | * @brief This function is being used for copy the data form Receive buffer of the chip to application buffer.
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| 134 | *
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| 135 | * It calculate the actual physical address where one has to read
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| 136 | * the data from Receive buffer. Here also take care of the condition while it exceed
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| 137 | * the Rx memory uper-bound of socket.
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| 138 | */
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| 139 | void read_data(SOCKET s, volatile uint16_t src, volatile uint8_t * dst, uint16_t len);
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| 140 |
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| 141 | /**
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| 142 | * @brief This function is being called by send() and sendto() function also.
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| 143 | *
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| 144 | * This function read the Tx write pointer register and after copy the data in buffer update the Tx write pointer
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| 145 | * register. User should read upper byte first and lower byte later to get proper value.
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| 146 | */
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| 147 | void send_data_processing(SOCKET s, const uint8_t *data, uint16_t len);
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| 148 | /**
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| 149 | * @brief A copy of send_data_processing that uses the provided ptr for the
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| 150 | * write offset. Only needed for the "streaming" UDP API, where
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| 151 | * a single UDP packet is built up over a number of calls to
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| 152 | * send_data_processing_ptr, because TX_WR doesn't seem to get updated
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| 153 | * correctly in those scenarios
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| 154 | * @param ptr value to use in place of TX_WR. If 0, then the value is read
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| 155 | * in from TX_WR
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| 156 | * @return New value for ptr, to be used in the next call
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| 157 | */
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| 158 | // FIXME Update documentation
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| 159 | void send_data_processing_offset(SOCKET s, uint16_t data_offset, const uint8_t *data, uint16_t len);
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| 160 |
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| 161 | /**
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| 162 | * @brief This function is being called by recv() also.
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| 163 | *
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| 164 | * This function read the Rx read pointer register
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| 165 | * and after copy the data from receive buffer update the Rx write pointer register.
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| 166 | * User should read upper byte first and lower byte later to get proper value.
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| 167 | */
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| 168 | void recv_data_processing(SOCKET s, uint8_t *data, uint16_t len, uint8_t peek = 0);
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| 169 |
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| 170 | inline void setGatewayIp(uint8_t *_addr);
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| 171 | inline void getGatewayIp(uint8_t *_addr);
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| 172 |
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| 173 | inline void setSubnetMask(uint8_t *_addr);
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| 174 | inline void getSubnetMask(uint8_t *_addr);
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| 175 |
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| 176 | inline void setMACAddress(uint8_t * addr);
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| 177 | inline void getMACAddress(uint8_t * addr);
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| 178 |
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| 179 | inline void setIPAddress(uint8_t * addr);
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| 180 | inline void getIPAddress(uint8_t * addr);
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| 181 |
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| 182 | inline void setRetransmissionTime(uint16_t timeout);
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| 183 | inline void setRetransmissionCount(uint8_t _retry);
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| 184 |
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| 185 | inline void setPHYCFGR(uint8_t _val);
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| 186 | inline uint8_t getPHYCFGR();
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| 187 |
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| 188 | void execCmdSn(SOCKET s, SockCMD _cmd);
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| 189 |
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| 190 | uint16_t getTXFreeSize(SOCKET s);
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| 191 | uint16_t getRXReceivedSize(SOCKET s);
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| 192 |
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| 193 |
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| 194 | // W5500 Registers
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| 195 | // ---------------
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| 196 | private:
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| 197 | static uint8_t write(uint16_t _addr, uint8_t _cb, uint8_t _data);
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| 198 | static uint16_t write(uint16_t _addr, uint8_t _cb, const uint8_t *buf, uint16_t len);
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| 199 | static uint8_t read(uint16_t _addr, uint8_t _cb );
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| 200 | static uint16_t read(uint16_t _addr, uint8_t _cb, uint8_t *buf, uint16_t len);
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| 201 |
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| 202 | #define __GP_REGISTER8(name, address) \
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| 203 | static inline void write##name(uint8_t _data) { \
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| 204 | write(address, 0x04, _data); \
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| 205 | } \
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| 206 | static inline uint8_t read##name() { \
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| 207 | return read(address, 0x00); \
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| 208 | }
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| 209 | #define __GP_REGISTER16(name, address) \
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| 210 | static void write##name(uint16_t _data) { \
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| 211 | write(address, 0x04, _data >> 8); \
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| 212 | write(address+1, 0x04, _data & 0xFF); \
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| 213 | } \
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| 214 | static uint16_t read##name() { \
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| 215 | uint16_t res = read(address, 0x00); \
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| 216 | res = (res << 8) + read(address + 1, 0x00); \
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| 217 | return res; \
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| 218 | }
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| 219 | #define __GP_REGISTER_N(name, address, size) \
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| 220 | static uint16_t write##name(uint8_t *_buff) { \
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| 221 | return write(address, 0x04, _buff, size); \
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| 222 | } \
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| 223 | static uint16_t read##name(uint8_t *_buff) { \
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| 224 | return read(address, 0x00, _buff, size); \
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| 225 | }
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| 226 |
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| 227 | public:
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| 228 | __GP_REGISTER8 (MR, 0x0000); // Mode
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| 229 | __GP_REGISTER_N(GAR, 0x0001, 4); // Gateway IP address
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| 230 | __GP_REGISTER_N(SUBR, 0x0005, 4); // Subnet mask address
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| 231 | __GP_REGISTER_N(SHAR, 0x0009, 6); // Source MAC address
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| 232 | __GP_REGISTER_N(SIPR, 0x000F, 4); // Source IP address
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| 233 | __GP_REGISTER8 (IR, 0x0015); // Interrupt
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| 234 | __GP_REGISTER8 (IMR, 0x0016); // Interrupt Mask
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| 235 | __GP_REGISTER16(RTR, 0x0019); // Timeout address
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| 236 | __GP_REGISTER8 (RCR, 0x001B); // Retry count
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| 237 | __GP_REGISTER_N(UIPR, 0x0028, 4); // Unreachable IP address in UDP mode
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| 238 | __GP_REGISTER16(UPORT, 0x002C); // Unreachable Port address in UDP mode
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| 239 | __GP_REGISTER8 (PHYCFGR, 0x002E); // PHY Configuration register, default value: 0b 1011 1xxx
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| 240 |
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| 241 |
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| 242 | #undef __GP_REGISTER8
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| 243 | #undef __GP_REGISTER16
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| 244 | #undef __GP_REGISTER_N
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| 245 |
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| 246 | // W5500 Socket registers
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| 247 | // ----------------------
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| 248 | private:
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| 249 | static inline uint8_t readSn(SOCKET _s, uint16_t _addr);
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| 250 | static inline uint8_t writeSn(SOCKET _s, uint16_t _addr, uint8_t _data);
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| 251 | static inline uint16_t readSn(SOCKET _s, uint16_t _addr, uint8_t *_buf, uint16_t len);
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| 252 | static inline uint16_t writeSn(SOCKET _s, uint16_t _addr, uint8_t *_buf, uint16_t len);
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| 253 |
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| 254 | //static const uint16_t CH_BASE = 0x0000;
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| 255 | //static const uint16_t CH_SIZE = 0x0000;
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| 256 |
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| 257 | #define __SOCKET_REGISTER8(name, address) \
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| 258 | static inline void write##name(SOCKET _s, uint8_t _data) { \
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| 259 | writeSn(_s, address, _data); \
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| 260 | } \
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| 261 | static inline uint8_t read##name(SOCKET _s) { \
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| 262 | return readSn(_s, address); \
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| 263 | }
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| 264 | #if defined(REL_GR_KURUMI) || defined(REL_GR_KURUMI_PROTOTYPE)
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| 265 | #define __SOCKET_REGISTER16(name, address) \
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| 266 | static void write##name(SOCKET _s, uint16_t _data) { \
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| 267 | writeSn(_s, address, _data >> 8); \
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| 268 | writeSn(_s, address+1, _data & 0xFF); \
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| 269 | } \
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| 270 | static uint16_t read##name(SOCKET _s) { \
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| 271 | uint16_t res = readSn(_s, address); \
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| 272 | uint16_t res2 = readSn(_s,address + 1); \
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| 273 | res = res << 8; \
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| 274 | res2 = res2 & 0xFF; \
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| 275 | res = res | res2; \
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| 276 | return res; \
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| 277 | }
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| 278 | #else
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| 279 | #define __SOCKET_REGISTER16(name, address) \
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| 280 | static void write##name(SOCKET _s, uint16_t _data) { \
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| 281 | writeSn(_s, address, _data >> 8); \
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| 282 | writeSn(_s, address+1, _data & 0xFF); \
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| 283 | } \
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| 284 | static uint16_t read##name(SOCKET _s) { \
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| 285 | uint16_t res = readSn(_s, address); \
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| 286 | res = (res << 8) + readSn(_s, address + 1); \
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| 287 | return res; \
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| 288 | }
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| 289 | #endif
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| 290 | #define __SOCKET_REGISTER_N(name, address, size) \
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| 291 | static uint16_t write##name(SOCKET _s, uint8_t *_buff) { \
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| 292 | return writeSn(_s, address, _buff, size); \
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| 293 | } \
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| 294 | static uint16_t read##name(SOCKET _s, uint8_t *_buff) { \
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| 295 | return readSn(_s, address, _buff, size); \
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| 296 | }
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| 297 |
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| 298 | public:
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| 299 | __SOCKET_REGISTER8(SnMR, 0x0000) // Mode
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| 300 | __SOCKET_REGISTER8(SnCR, 0x0001) // Command
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| 301 | __SOCKET_REGISTER8(SnIR, 0x0002) // Interrupt
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| 302 | __SOCKET_REGISTER8(SnSR, 0x0003) // Status
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| 303 | __SOCKET_REGISTER16(SnPORT, 0x0004) // Source Port
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| 304 | __SOCKET_REGISTER_N(SnDHAR, 0x0006, 6) // Destination Hardw Addr
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| 305 | __SOCKET_REGISTER_N(SnDIPR, 0x000C, 4) // Destination IP Addr
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| 306 | __SOCKET_REGISTER16(SnDPORT, 0x0010) // Destination Port
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| 307 | __SOCKET_REGISTER16(SnMSSR, 0x0012) // Max Segment Size
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| 308 | __SOCKET_REGISTER8(SnPROTO, 0x0014) // Protocol in IP RAW Mode
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| 309 | __SOCKET_REGISTER8(SnTOS, 0x0015) // IP TOS
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| 310 | __SOCKET_REGISTER8(SnTTL, 0x0016) // IP TTL
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| 311 | __SOCKET_REGISTER16(SnTX_FSR, 0x0020) // TX Free Size
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| 312 | __SOCKET_REGISTER16(SnTX_RD, 0x0022) // TX Read Pointer
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| 313 | __SOCKET_REGISTER16(SnTX_WR, 0x0024) // TX Write Pointer
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| 314 | __SOCKET_REGISTER16(SnRX_RSR, 0x0026) // RX Free Size
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| 315 | __SOCKET_REGISTER16(SnRX_RD, 0x0028) // RX Read Pointer
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| 316 | __SOCKET_REGISTER16(SnRX_WR, 0x002A) // RX Write Pointer (supported?)
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| 317 |
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| 318 | #undef __SOCKET_REGISTER8
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| 319 | #undef __SOCKET_REGISTER16
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| 320 | #undef __SOCKET_REGISTER_N
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| 321 |
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| 322 |
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| 323 | private:
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| 324 | static const uint8_t RST = 7; // Reset BIT
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| 325 | static const int SOCKETS = 8;
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| 326 |
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| 327 | public:
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| 328 | static const uint16_t SSIZE = 2048; // Max Tx buffer size
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| 329 | private:
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| 330 | static const uint16_t RSIZE = 2048; // Max Rx buffer size
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| 331 |
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| 332 | private:
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| 333 | #if defined(ARDUINO_ARCH_AVR)
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| 334 | #if defined(__AVR_ATmega1280__) || defined(__AVR_ATmega2560__) || defined(__AVR_ATmega1284P__)
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| 335 | inline static void initSS() { DDRB |= _BV(4); };
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| 336 | inline static void setSS() { PORTB &= ~_BV(4); };
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| 337 | inline static void resetSS() { PORTB |= _BV(4); };
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| 338 | #elif defined(__AVR_ATmega32U4__)
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| 339 | inline static void initSS() { DDRB |= _BV(6); };
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| 340 | inline static void setSS() { PORTB &= ~_BV(6); };
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| 341 | inline static void resetSS() { PORTB |= _BV(6); };
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| 342 | #elif defined(__AVR_AT90USB1286__) || defined(__AVR_AT90USB646__) || defined(__AVR_AT90USB162__)
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| 343 | inline static void initSS() { DDRB |= _BV(0); };
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| 344 | inline static void setSS() { PORTB &= ~_BV(0); };
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| 345 | inline static void resetSS() { PORTB |= _BV(0); };
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| 346 | #elif defined(REL_GR_KURUMI) || defined(REL_GR_KURUMI_PROTOTYPE)
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| 347 | inline static void initSS() { pinMode(SS, OUTPUT);
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| 348 | digitalWrite(SS, HIGH); };
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| 349 | inline static void setSS() { digitalWrite(SS, LOW); };
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| 350 | inline static void resetSS() { digitalWrite(SS, HIGH); };
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| 351 | #else
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| 352 | inline static void initSS() { DDRB |= _BV(2); };
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| 353 | inline static void setSS() { PORTB &= ~_BV(2); };
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| 354 | inline static void resetSS() { PORTB |= _BV(2); };
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| 355 | #endif
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| 356 | #elif defined(ARDUINO_ARCH_SAMD)
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| 357 | inline static void initSS() { PORT->Group[g_APinDescription[10].ulPort].PINCFG[g_APinDescription[10].ulPin].reg&=~(uint8_t)(PORT_PINCFG_INEN) ;
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| 358 | PORT->Group[g_APinDescription[10].ulPort].DIRSET.reg = (uint32_t)(1<<g_APinDescription[10].ulPin) ;
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| 359 | PORT->Group[g_APinDescription[10].ulPort].PINCFG[g_APinDescription[10].ulPin].reg=(uint8_t)(PORT_PINCFG_PULLEN) ;
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| 360 | PORT->Group[g_APinDescription[10].ulPort].OUTSET.reg = (1ul << g_APinDescription[10].ulPin) ; };
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| 361 | inline static void setSS() { PORT->Group[g_APinDescription[10].ulPort].OUTCLR.reg = (1ul << g_APinDescription[10].ulPin) ; };
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| 362 | inline static void resetSS() { PORT->Group[g_APinDescription[10].ulPort].OUTSET.reg = (1ul << g_APinDescription[10].ulPin) ; };
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| 363 | #endif // ARDUINO_ARCH_AVR
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| 364 | };
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| 365 |
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| 366 | extern W5500Class w5500;
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| 367 |
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| 368 | uint8_t W5500Class::readSn(SOCKET _s, uint16_t _addr) {
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| 369 | uint8_t cntl_byte = (_s<<5)+0x08;
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| 370 | return read(_addr, cntl_byte);
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| 371 | }
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| 372 |
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| 373 | uint8_t W5500Class::writeSn(SOCKET _s, uint16_t _addr, uint8_t _data) {
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| 374 | uint8_t cntl_byte = (_s<<5)+0x0C;
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| 375 | return write(_addr, cntl_byte, _data);
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| 376 | }
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| 377 |
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| 378 | uint16_t W5500Class::readSn(SOCKET _s, uint16_t _addr, uint8_t *_buf, uint16_t _len) {
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| 379 | uint8_t cntl_byte = (_s<<5)+0x08;
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| 380 | return read(_addr, cntl_byte, _buf, _len );
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| 381 | }
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| 382 |
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| 383 | uint16_t W5500Class::writeSn(SOCKET _s, uint16_t _addr, uint8_t *_buf, uint16_t _len) {
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| 384 | uint8_t cntl_byte = (_s<<5)+0x0C;
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| 385 | return write(_addr, cntl_byte, _buf, _len);
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| 386 | }
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| 387 |
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| 388 | void W5500Class::getGatewayIp(uint8_t *_addr) {
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| 389 | readGAR(_addr);
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| 390 | }
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| 391 |
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| 392 | void W5500Class::setGatewayIp(uint8_t *_addr) {
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| 393 | writeGAR(_addr);
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| 394 | }
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| 395 |
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| 396 | void W5500Class::getSubnetMask(uint8_t *_addr) {
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| 397 | readSUBR(_addr);
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| 398 | }
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| 399 |
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| 400 | void W5500Class::setSubnetMask(uint8_t *_addr) {
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| 401 | writeSUBR(_addr);
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| 402 | }
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| 403 |
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| 404 | void W5500Class::getMACAddress(uint8_t *_addr) {
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| 405 | readSHAR(_addr);
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| 406 | }
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| 407 |
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| 408 | void W5500Class::setMACAddress(uint8_t *_addr) {
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| 409 | writeSHAR(_addr);
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| 410 | }
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| 411 |
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| 412 | void W5500Class::getIPAddress(uint8_t *_addr) {
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| 413 | readSIPR(_addr);
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| 414 | }
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| 415 |
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| 416 | void W5500Class::setIPAddress(uint8_t *_addr) {
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| 417 | writeSIPR(_addr);
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| 418 | }
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| 419 |
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| 420 | void W5500Class::setRetransmissionTime(uint16_t _timeout) {
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| 421 | writeRTR(_timeout);
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| 422 | }
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| 423 |
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| 424 | void W5500Class::setRetransmissionCount(uint8_t _retry) {
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| 425 | writeRCR(_retry);
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| 426 | }
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| 427 |
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| 428 | void W5500Class::setPHYCFGR(uint8_t _val) {
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| 429 | writePHYCFGR(_val);
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| 430 | }
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| 431 |
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| 432 | uint8_t W5500Class::getPHYCFGR() {
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| 433 | // readPHYCFGR();
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| 434 | return read(0x002E, 0x00);
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| 435 | }
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| 436 |
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| 437 | #endif
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