Sergei G / W5500Interface

W5500 from SeeedStudio on NUCLEO-L476RG

Dependents:   coap-example Borsch coap-example

Fork of W5500Interface by AMETEK Powervar

WIZnet/W5500.h@5:41393623ead4, 2017-07-06 (annotated)

Committer:
sgnezdov
Date:
Thu Jul 06 05:46:17 2017 +0000
Revision:
5:41393623ead4
Parent:
4:80e302a610fd 
fined tuned debugging; turned off debugging

Who changed what in which revision?

UserRevisionLine numberNew contents of line
dgriffin65 0:77e050d1fb12 1
dgriffin65 0:77e050d1fb12 2 #pragma once
dgriffin65 0:77e050d1fb12 3
dgriffin65 0:77e050d1fb12 4 #include "mbed.h"
dgriffin65 0:77e050d1fb12 5 #include "mbed_debug.h"
dgriffin65 0:77e050d1fb12 6
dgriffin65 0:77e050d1fb12 7 #define TEST_ASSERT(A) while(!(A)){debug("\n\n%s@%d %s ASSERT!\n\n",__PRETTY_FUNCTION__,__LINE__,#A);exit(1);};
dgriffin65 0:77e050d1fb12 8
dgriffin65 0:77e050d1fb12 9 #define DEFAULT_WAIT_RESP_TIMEOUT 500
dgriffin65 0:77e050d1fb12 10
dgriffin65 0:77e050d1fb12 11 enum Protocol {
dgriffin65 0:77e050d1fb12 12 CLOSED = 0,
dgriffin65 0:77e050d1fb12 13 TCP = 1,
dgriffin65 0:77e050d1fb12 14 UDP = 2,
dgriffin65 0:77e050d1fb12 15 };
dgriffin65 0:77e050d1fb12 16
dgriffin65 0:77e050d1fb12 17 enum Command {
dgriffin65 0:77e050d1fb12 18 OPEN = 0x01,
dgriffin65 0:77e050d1fb12 19 LISTEN = 0x02,
dgriffin65 0:77e050d1fb12 20 CONNECT = 0x04,
dgriffin65 0:77e050d1fb12 21 DISCON = 0x08,
dgriffin65 0:77e050d1fb12 22 CLOSE = 0x10,
dgriffin65 0:77e050d1fb12 23 SEND = 0x20,
dgriffin65 0:77e050d1fb12 24 SEND_MAC = 0x21,
dgriffin65 0:77e050d1fb12 25 SEND_KEEP = 0x22,
dgriffin65 0:77e050d1fb12 26 RECV = 0x40,
dgriffin65 0:77e050d1fb12 27
dgriffin65 0:77e050d1fb12 28 };
dgriffin65 0:77e050d1fb12 29
dgriffin65 0:77e050d1fb12 30 enum Interrupt {
dgriffin65 0:77e050d1fb12 31 INT_CON = 0x01,
dgriffin65 0:77e050d1fb12 32 INT_DISCON = 0x02,
dgriffin65 0:77e050d1fb12 33 INT_RECV = 0x04,
dgriffin65 0:77e050d1fb12 34 INT_TIMEOUT = 0x08,
dgriffin65 0:77e050d1fb12 35 INT_SEND_OK = 0x10,
dgriffin65 0:77e050d1fb12 36 };
dgriffin65 0:77e050d1fb12 37
dgriffin65 0:77e050d1fb12 38 enum Status {
dgriffin65 0:77e050d1fb12 39 SOCK_CLOSED = 0x00,
dgriffin65 0:77e050d1fb12 40 SOCK_INIT = 0x13,
dgriffin65 0:77e050d1fb12 41 SOCK_LISTEN = 0x14,
dgriffin65 0:77e050d1fb12 42 SOCK_SYNSENT = 0x15,
dgriffin65 0:77e050d1fb12 43 SOCK_ESTABLISHED = 0x17,
dgriffin65 0:77e050d1fb12 44 SOCK_CLOSE_WAIT = 0x1c,
dgriffin65 0:77e050d1fb12 45 SOCK_UDP = 0x22,
dgriffin65 0:77e050d1fb12 46 };
dgriffin65 0:77e050d1fb12 47
dgriffin65 0:77e050d1fb12 48 #define MAX_SOCK_NUM 8
dgriffin65 0:77e050d1fb12 49
dgriffin65 0:77e050d1fb12 50 #define MR 0x0000
dgriffin65 0:77e050d1fb12 51 #define GAR 0x0001
dgriffin65 0:77e050d1fb12 52 #define SUBR 0x0005
dgriffin65 0:77e050d1fb12 53 #define SHAR 0x0009
dgriffin65 0:77e050d1fb12 54 #define SIPR 0x000f
dgriffin65 1:2dee44ea52a9 55 #define SIR 0x0017
dgriffin65 1:2dee44ea52a9 56 #define SIMR 0x0018
dgriffin65 0:77e050d1fb12 57 #define PHYSTATUS 0x0035
dgriffin65 0:77e050d1fb12 58
dgriffin65 0:77e050d1fb12 59 // W5500 socket register
dgriffin65 0:77e050d1fb12 60 #define Sn_MR 0x0000
dgriffin65 0:77e050d1fb12 61 #define Sn_CR 0x0001
dgriffin65 0:77e050d1fb12 62 #define Sn_IR 0x0002
dgriffin65 0:77e050d1fb12 63 #define Sn_SR 0x0003
dgriffin65 0:77e050d1fb12 64 #define Sn_PORT 0x0004
dgriffin65 0:77e050d1fb12 65 #define Sn_DIPR 0x000c
dgriffin65 0:77e050d1fb12 66 #define Sn_DPORT 0x0010
dgriffin65 0:77e050d1fb12 67 #define Sn_RXBUF_SIZE 0x001e
dgriffin65 0:77e050d1fb12 68 #define Sn_TXBUF_SIZE 0x001f
dgriffin65 0:77e050d1fb12 69 #define Sn_TX_FSR 0x0020
dgriffin65 0:77e050d1fb12 70 #define Sn_TX_WR 0x0024
dgriffin65 0:77e050d1fb12 71 #define Sn_RX_RSR 0x0026
dgriffin65 0:77e050d1fb12 72 #define Sn_RX_RD 0x0028
dgriffin65 1:2dee44ea52a9 73 #define Sn_IMR 0x002C
dgriffin65 1:2dee44ea52a9 74
dgriffin65 1:2dee44ea52a9 75
dgriffin65 0:77e050d1fb12 76
dgriffin65 0:77e050d1fb12 77 class WIZnet_Chip {
dgriffin65 0:77e050d1fb12 78 public:
dgriffin65 0:77e050d1fb12 79 /*
dgriffin65 0:77e050d1fb12 80 * Constructor
dgriffin65 0:77e050d1fb12 81 *
dgriffin65 0:77e050d1fb12 82 * @param spi spi class
dgriffin65 0:77e050d1fb12 83 * @param cs cs of the W5500
dgriffin65 0:77e050d1fb12 84 * @param reset reset pin of the W5500
dgriffin65 0:77e050d1fb12 85 */
dgriffin65 0:77e050d1fb12 86 WIZnet_Chip(PinName mosi, PinName miso, PinName sclk, PinName cs, PinName reset);
dgriffin65 0:77e050d1fb12 87 WIZnet_Chip(SPI* spi, PinName cs, PinName reset);
dgriffin65 0:77e050d1fb12 88
dgriffin65 0:77e050d1fb12 89 /*
dgriffin65 0:77e050d1fb12 90 * Set MAC Address to W5500
dgriffin65 0:77e050d1fb12 91 *
dgriffin65 0:77e050d1fb12 92 * @return true if connected, false otherwise
dgriffin65 0:77e050d1fb12 93 */
dgriffin65 0:77e050d1fb12 94 bool setmac();
dgriffin65 0:77e050d1fb12 95
dgriffin65 0:77e050d1fb12 96 /*
dgriffin65 0:77e050d1fb12 97 * Set Network Informations (SrcIP, Netmask, Gataway)
dgriffin65 0:77e050d1fb12 98 *
dgriffin65 0:77e050d1fb12 99 * @return true if connected, false otherwise
dgriffin65 0:77e050d1fb12 100 */
dgriffin65 0:77e050d1fb12 101 bool setip();
dgriffin65 0:77e050d1fb12 102
dgriffin65 0:77e050d1fb12 103 /*
dgriffin65 0:77e050d1fb12 104 * Disconnect the connection
dgriffin65 0:77e050d1fb12 105 *
dgriffin65 0:77e050d1fb12 106 * @ returns true
dgriffin65 0:77e050d1fb12 107 */
dgriffin65 0:77e050d1fb12 108 bool disconnect();
dgriffin65 0:77e050d1fb12 109
dgriffin65 0:77e050d1fb12 110 /*
dgriffin65 0:77e050d1fb12 111 * Open a tcp connection with the specified host on the specified port
dgriffin65 0:77e050d1fb12 112 *
dgriffin65 0:77e050d1fb12 113 * @param host host (can be either an ip address or a name. If a name is provided, a dns request will be established)
dgriffin65 0:77e050d1fb12 114 * @param port port
dgriffin65 0:77e050d1fb12 115 * @ returns true if successful
dgriffin65 0:77e050d1fb12 116 */
dgriffin65 0:77e050d1fb12 117 bool connect(int socket, const char * host, int port, int timeout_ms = 10*1000);
dgriffin65 0:77e050d1fb12 118
dgriffin65 0:77e050d1fb12 119 /*
dgriffin65 0:77e050d1fb12 120 * Set the protocol (UDP or TCP)
dgriffin65 0:77e050d1fb12 121 *
dgriffin65 0:77e050d1fb12 122 * @param p protocol
dgriffin65 0:77e050d1fb12 123 * @ returns true if successful
dgriffin65 0:77e050d1fb12 124 */
dgriffin65 0:77e050d1fb12 125 bool setProtocol(int socket, Protocol p);
dgriffin65 0:77e050d1fb12 126
dgriffin65 0:77e050d1fb12 127 /*
dgriffin65 0:77e050d1fb12 128 * Reset the W5500
dgriffin65 0:77e050d1fb12 129 */
dgriffin65 0:77e050d1fb12 130 void reset();
dgriffin65 0:77e050d1fb12 131
dgriffin65 0:77e050d1fb12 132 int wait_readable(int socket, int wait_time_ms, int req_size = 0);
dgriffin65 0:77e050d1fb12 133
dgriffin65 0:77e050d1fb12 134 int wait_writeable(int socket, int wait_time_ms, int req_size = 0);
dgriffin65 0:77e050d1fb12 135
dgriffin65 0:77e050d1fb12 136 /*
dgriffin65 0:77e050d1fb12 137 * Check if a tcp link is active
dgriffin65 0:77e050d1fb12 138 *
dgriffin65 0:77e050d1fb12 139 * @returns true if successful
dgriffin65 0:77e050d1fb12 140 */
dgriffin65 0:77e050d1fb12 141 bool is_connected(int socket);
dgriffin65 0:77e050d1fb12 142
dgriffin65 0:77e050d1fb12 143 /*
dgriffin65 0:77e050d1fb12 144 * Close a tcp connection
dgriffin65 0:77e050d1fb12 145 *
dgriffin65 0:77e050d1fb12 146 * @ returns true if successful
dgriffin65 0:77e050d1fb12 147 */
dgriffin65 0:77e050d1fb12 148 bool close(int socket);
dgriffin65 0:77e050d1fb12 149
dgriffin65 0:77e050d1fb12 150 /*
sgnezdov 4:80e302a610fd 151 * Check if status of socket is closed.
sgnezdov 4:80e302a610fd 152 *
sgnezdov 4:80e302a610fd 153 * Used by automatically open socket (bind to local address).
sgnezdov 4:80e302a610fd 154 *
sgnezdov 4:80e302a610fd 155 * @ returns true if socket is closed.
sgnezdov 4:80e302a610fd 156 */
sgnezdov 4:80e302a610fd 157 bool is_closed(int socket);
sgnezdov 4:80e302a610fd 158
sgnezdov 4:80e302a610fd 159 /*
dgriffin65 0:77e050d1fb12 160 * @param str string to be sent
dgriffin65 0:77e050d1fb12 161 * @param len string length
dgriffin65 0:77e050d1fb12 162 */
dgriffin65 0:77e050d1fb12 163 int send(int socket, const char * str, int len);
dgriffin65 0:77e050d1fb12 164
dgriffin65 0:77e050d1fb12 165 int recv(int socket, char* buf, int len);
dgriffin65 0:77e050d1fb12 166
dgriffin65 0:77e050d1fb12 167 /*
dgriffin65 0:77e050d1fb12 168 * Return true if the module is using dhcp
dgriffin65 0:77e050d1fb12 169 *
dgriffin65 0:77e050d1fb12 170 * @returns true if the module is using dhcp
dgriffin65 0:77e050d1fb12 171 */
dgriffin65 0:77e050d1fb12 172 bool isDHCP() {
dgriffin65 0:77e050d1fb12 173 return dhcp;
dgriffin65 0:77e050d1fb12 174 }
dgriffin65 0:77e050d1fb12 175
dgriffin65 0:77e050d1fb12 176 bool gethostbyname(const char* host, uint32_t* ip);
dgriffin65 0:77e050d1fb12 177
dgriffin65 0:77e050d1fb12 178 static WIZnet_Chip * getInstance() {
dgriffin65 0:77e050d1fb12 179 return inst;
dgriffin65 0:77e050d1fb12 180 };
dgriffin65 0:77e050d1fb12 181
dgriffin65 0:77e050d1fb12 182 int new_socket();
dgriffin65 0:77e050d1fb12 183 uint16_t new_port();
dgriffin65 0:77e050d1fb12 184 void scmd(int socket, Command cmd);
dgriffin65 0:77e050d1fb12 185
dgriffin65 0:77e050d1fb12 186 template<typename T>
dgriffin65 0:77e050d1fb12 187 void sreg(int socket, uint16_t addr, T data) {
dgriffin65 0:77e050d1fb12 188 reg_wr<T>(addr, (0x0C + (socket << 5)), data);
dgriffin65 0:77e050d1fb12 189 }
dgriffin65 0:77e050d1fb12 190
dgriffin65 0:77e050d1fb12 191 template<typename T>
dgriffin65 0:77e050d1fb12 192 T sreg(int socket, uint16_t addr) {
dgriffin65 0:77e050d1fb12 193 return reg_rd<T>(addr, (0x08 + (socket << 5)));
dgriffin65 0:77e050d1fb12 194 }
dgriffin65 0:77e050d1fb12 195
dgriffin65 0:77e050d1fb12 196 template<typename T>
dgriffin65 0:77e050d1fb12 197 void reg_wr(uint16_t addr, T data) {
dgriffin65 0:77e050d1fb12 198 return reg_wr(addr, 0x04, data);
dgriffin65 0:77e050d1fb12 199 }
dgriffin65 0:77e050d1fb12 200
dgriffin65 0:77e050d1fb12 201 template<typename T>
dgriffin65 0:77e050d1fb12 202 void reg_wr(uint16_t addr, uint8_t cb, T data) {
dgriffin65 0:77e050d1fb12 203 uint8_t buf[sizeof(T)];
dgriffin65 0:77e050d1fb12 204 *reinterpret_cast<T*>(buf) = data;
dgriffin65 0:77e050d1fb12 205 for(int i = 0; i < sizeof(buf)/2; i++) { // Little Endian to Big Endian
dgriffin65 0:77e050d1fb12 206 uint8_t t = buf[i];
dgriffin65 0:77e050d1fb12 207 buf[i] = buf[sizeof(buf)-1-i];
dgriffin65 0:77e050d1fb12 208 buf[sizeof(buf)-1-i] = t;
dgriffin65 0:77e050d1fb12 209 }
dgriffin65 0:77e050d1fb12 210 spi_write(addr, cb, buf, sizeof(buf));
dgriffin65 0:77e050d1fb12 211 }
dgriffin65 0:77e050d1fb12 212
dgriffin65 0:77e050d1fb12 213 template<typename T>
dgriffin65 0:77e050d1fb12 214 T reg_rd(uint16_t addr) {
dgriffin65 0:77e050d1fb12 215 return reg_rd<T>(addr, 0x00);
dgriffin65 0:77e050d1fb12 216 }
dgriffin65 0:77e050d1fb12 217
dgriffin65 0:77e050d1fb12 218 template<typename T>
dgriffin65 0:77e050d1fb12 219 T reg_rd(uint16_t addr, uint8_t cb) {
dgriffin65 0:77e050d1fb12 220 uint8_t buf[sizeof(T)];
dgriffin65 0:77e050d1fb12 221 spi_read(addr, cb, buf, sizeof(buf));
dgriffin65 0:77e050d1fb12 222 for(int i = 0; i < sizeof(buf)/2; i++) { // Big Endian to Little Endian
dgriffin65 0:77e050d1fb12 223 uint8_t t = buf[i];
dgriffin65 0:77e050d1fb12 224 buf[i] = buf[sizeof(buf)-1-i];
dgriffin65 0:77e050d1fb12 225 buf[sizeof(buf)-1-i] = t;
dgriffin65 0:77e050d1fb12 226 }
dgriffin65 0:77e050d1fb12 227 return *reinterpret_cast<T*>(buf);
dgriffin65 0:77e050d1fb12 228 }
dgriffin65 0:77e050d1fb12 229
dgriffin65 0:77e050d1fb12 230 void reg_rd_mac(uint16_t addr, uint8_t* data) {
dgriffin65 0:77e050d1fb12 231 spi_read(addr, 0x00, data, 6);
dgriffin65 0:77e050d1fb12 232 }
dgriffin65 0:77e050d1fb12 233
dgriffin65 0:77e050d1fb12 234 void reg_wr_ip(uint16_t addr, uint8_t cb, const char* ip) {
dgriffin65 0:77e050d1fb12 235 uint8_t buf[4];
dgriffin65 0:77e050d1fb12 236 char* p = (char*)ip;
dgriffin65 0:77e050d1fb12 237 for(int i = 0; i < 4; i++) {
dgriffin65 0:77e050d1fb12 238 buf[i] = atoi(p);
dgriffin65 0:77e050d1fb12 239 p = strchr(p, '.');
dgriffin65 0:77e050d1fb12 240 if (p == NULL) {
dgriffin65 0:77e050d1fb12 241 break;
dgriffin65 0:77e050d1fb12 242 }
dgriffin65 0:77e050d1fb12 243 p++;
dgriffin65 0:77e050d1fb12 244 }
dgriffin65 0:77e050d1fb12 245 spi_write(addr, cb, buf, sizeof(buf));
dgriffin65 0:77e050d1fb12 246 }
dgriffin65 0:77e050d1fb12 247
dgriffin65 0:77e050d1fb12 248 void sreg_ip(int socket, uint16_t addr, const char* ip) {
dgriffin65 0:77e050d1fb12 249 reg_wr_ip(addr, (0x0C + (socket << 5)), ip);
dgriffin65 0:77e050d1fb12 250 }
dgriffin65 0:77e050d1fb12 251
dgriffin65 0:77e050d1fb12 252 protected:
dgriffin65 0:77e050d1fb12 253 uint8_t mac[6];
dgriffin65 0:77e050d1fb12 254 uint32_t ip;
dgriffin65 0:77e050d1fb12 255 uint32_t netmask;
dgriffin65 0:77e050d1fb12 256 uint32_t gateway;
dgriffin65 0:77e050d1fb12 257 uint32_t dnsaddr;
dgriffin65 0:77e050d1fb12 258 bool dhcp;
dgriffin65 0:77e050d1fb12 259
dgriffin65 0:77e050d1fb12 260 static WIZnet_Chip* inst;
dgriffin65 0:77e050d1fb12 261
dgriffin65 0:77e050d1fb12 262 void reg_wr_mac(uint16_t addr, uint8_t* data) {
dgriffin65 0:77e050d1fb12 263 spi_write(addr, 0x04, data, 6);
dgriffin65 0:77e050d1fb12 264 }
dgriffin65 0:77e050d1fb12 265
dgriffin65 0:77e050d1fb12 266 void spi_write(uint16_t addr, uint8_t cb, const uint8_t *buf, uint16_t len);
dgriffin65 0:77e050d1fb12 267 void spi_read(uint16_t addr, uint8_t cb, uint8_t *buf, uint16_t len);
dgriffin65 0:77e050d1fb12 268 SPI* spi;
dgriffin65 0:77e050d1fb12 269 DigitalOut cs;
dgriffin65 0:77e050d1fb12 270 DigitalOut reset_pin;
dgriffin65 0:77e050d1fb12 271 };
dgriffin65 0:77e050d1fb12 272
dgriffin65 0:77e050d1fb12 273 extern uint32_t str_to_ip(const char* str);
dgriffin65 0:77e050d1fb12 274 extern void printfBytes(char* str, uint8_t* buf, int len);
dgriffin65 0:77e050d1fb12 275 extern void printHex(uint8_t* buf, int len);
dgriffin65 0:77e050d1fb12 276 extern void debug_hex(uint8_t* buf, int len);