WIZnet / WIZnet_Library

This is WIZnet Ethernet Interface using Hardware TCP/IP chip, W5500, W5200 and W5100. One of them can be selected by enabling it in wiznet.h.

Dependents:   Embedded_web EmailButton EmailButton HTTPClient_Weather ... more

other drivers

for only W5500 / WIZ550io user, you could use

Import libraryW5500Interface

This is the Interface library for WIZnet W5500 chip which forked of EthernetInterfaceW5500, WIZnetInterface and WIZ550ioInterface. This library has simple name as "W5500Interface". and can be used for Wiz550io users also.

Last commit 28 Apr 2015 by W5500-Ethernet-Interface Makers

WIZnetInterface/WIZnet/W5500.cpp@2:c2eb7a08d7e6, 2014-07-14 (annotated)

Committer:
Bongjun
Date:
Mon Jul 14 23:52:10 2014 +0000
Revision:
2:c2eb7a08d7e6
Parent:
1:8138a268fbd2
Child:
4:37a5586c4f64
in W5500.cpp, is_connected(), send() function is changed.

Who changed what in which revision?

UserRevisionLine numberNew contents of line
jbkim 0:b72d22e10709 1 /* Copyright (C) 2012 mbed.org, MIT License
jbkim 0:b72d22e10709 2 *
jbkim 0:b72d22e10709 3 * Permission is hereby granted, free of charge, to any person obtaining a copy of this software
jbkim 0:b72d22e10709 4 * and associated documentation files (the "Software"), to deal in the Software without restriction,
jbkim 0:b72d22e10709 5 * including without limitation the rights to use, copy, modify, merge, publish, distribute,
jbkim 0:b72d22e10709 6 * sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is
jbkim 0:b72d22e10709 7 * furnished to do so, subject to the following conditions:
jbkim 0:b72d22e10709 8 *
jbkim 0:b72d22e10709 9 * The above copyright notice and this permission notice shall be included in all copies or
jbkim 0:b72d22e10709 10 * substantial portions of the Software.
jbkim 0:b72d22e10709 11 *
jbkim 0:b72d22e10709 12 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING
jbkim 0:b72d22e10709 13 * BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
jbkim 0:b72d22e10709 14 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
jbkim 0:b72d22e10709 15 * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
jbkim 0:b72d22e10709 16 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
jbkim 0:b72d22e10709 17 */
jbkim 0:b72d22e10709 18
jbkim 0:b72d22e10709 19 #include "mbed.h"
jbkim 0:b72d22e10709 20 #include "mbed_debug.h"
jbkim 0:b72d22e10709 21 #include "wiznet.h"
jbkim 0:b72d22e10709 22 #include "DNSClient.h"
jbkim 0:b72d22e10709 23
jbkim 0:b72d22e10709 24 #ifdef USE_W5500
jbkim 0:b72d22e10709 25 //Debug is disabled by default
jbkim 0:b72d22e10709 26 #if 0
jbkim 0:b72d22e10709 27 #define DBG(...) do{debug("%p %d %s ", this,__LINE__,__PRETTY_FUNCTION__); debug(__VA_ARGS__); } while(0);
jbkim 0:b72d22e10709 28 //#define DBG(x, ...) debug("[W5500:DBG]"x"\r\n", ##__VA_ARGS__);
jbkim 0:b72d22e10709 29 #define WARN(x, ...) debug("[W5500:WARN]"x"\r\n", ##__VA_ARGS__);
jbkim 0:b72d22e10709 30 #define ERR(x, ...) debug("[W5500:ERR]"x"\r\n", ##__VA_ARGS__);
jbkim 0:b72d22e10709 31 #else
jbkim 0:b72d22e10709 32 #define DBG(x, ...)
jbkim 0:b72d22e10709 33 #define WARN(x, ...)
jbkim 0:b72d22e10709 34 #define ERR(x, ...)
jbkim 0:b72d22e10709 35 #endif
jbkim 0:b72d22e10709 36
jbkim 0:b72d22e10709 37 #if 1
jbkim 0:b72d22e10709 38 #define INFO(x, ...) debug("[W5500:INFO]"x"\r\n", ##__VA_ARGS__);
jbkim 0:b72d22e10709 39 #else
jbkim 0:b72d22e10709 40 #define INFO(x, ...)
jbkim 0:b72d22e10709 41 #endif
jbkim 0:b72d22e10709 42
jbkim 0:b72d22e10709 43 #define DBG_SPI 0
jbkim 0:b72d22e10709 44
jbkim 0:b72d22e10709 45 WIZnet_Chip* WIZnet_Chip::inst;
jbkim 0:b72d22e10709 46
jbkim 0:b72d22e10709 47 WIZnet_Chip::WIZnet_Chip(PinName mosi, PinName miso, PinName sclk, PinName _cs, PinName _reset):
jbkim 0:b72d22e10709 48 cs(_cs), reset_pin(_reset)
jbkim 0:b72d22e10709 49 {
jbkim 0:b72d22e10709 50 spi = new SPI(mosi, miso, sclk);
jbkim 0:b72d22e10709 51 cs = 1;
jbkim 0:b72d22e10709 52 reset_pin = 1;
jbkim 0:b72d22e10709 53 inst = this;
jbkim 0:b72d22e10709 54 }
jbkim 0:b72d22e10709 55
jbkim 0:b72d22e10709 56 WIZnet_Chip::WIZnet_Chip(SPI* spi, PinName _cs, PinName _reset):
jbkim 0:b72d22e10709 57 cs(_cs), reset_pin(_reset)
jbkim 0:b72d22e10709 58 {
jbkim 0:b72d22e10709 59 this->spi = spi;
jbkim 0:b72d22e10709 60 cs = 1;
jbkim 0:b72d22e10709 61 reset_pin = 1;
jbkim 0:b72d22e10709 62 inst = this;
jbkim 0:b72d22e10709 63 }
jbkim 0:b72d22e10709 64
jbkim 0:b72d22e10709 65 // Set the IP
jbkim 0:b72d22e10709 66 bool WIZnet_Chip::setip()
jbkim 0:b72d22e10709 67 {
jbkim 0:b72d22e10709 68 reg_wr<uint32_t>(SIPR, ip);
jbkim 0:b72d22e10709 69 reg_wr<uint32_t>(GAR, gateway);
jbkim 0:b72d22e10709 70 reg_wr<uint32_t>(SUBR, netmask);
jbkim 0:b72d22e10709 71 return true;
jbkim 0:b72d22e10709 72 }
jbkim 0:b72d22e10709 73
jbkim 0:b72d22e10709 74 bool WIZnet_Chip::setProtocol(int socket, Protocol p)
jbkim 0:b72d22e10709 75 {
jbkim 0:b72d22e10709 76 if (socket < 0) {
jbkim 0:b72d22e10709 77 return false;
jbkim 0:b72d22e10709 78 }
jbkim 0:b72d22e10709 79 sreg<uint8_t>(socket, Sn_MR, p);
jbkim 0:b72d22e10709 80 return true;
jbkim 0:b72d22e10709 81 }
jbkim 0:b72d22e10709 82
jbkim 0:b72d22e10709 83 bool WIZnet_Chip::connect(int socket, const char * host, int port, int timeout_ms)
jbkim 0:b72d22e10709 84 {
jbkim 0:b72d22e10709 85 if (socket < 0) {
jbkim 0:b72d22e10709 86 return false;
jbkim 0:b72d22e10709 87 }
jbkim 0:b72d22e10709 88 sreg<uint8_t>(socket, Sn_MR, TCP);
jbkim 0:b72d22e10709 89 scmd(socket, OPEN);
jbkim 0:b72d22e10709 90 sreg_ip(socket, Sn_DIPR, host);
jbkim 0:b72d22e10709 91 sreg<uint16_t>(socket, Sn_DPORT, port);
jbkim 0:b72d22e10709 92 sreg<uint16_t>(socket, Sn_PORT, new_port());
jbkim 0:b72d22e10709 93 scmd(socket, CONNECT);
jbkim 0:b72d22e10709 94 Timer t;
jbkim 0:b72d22e10709 95 t.reset();
jbkim 0:b72d22e10709 96 t.start();
jbkim 0:b72d22e10709 97 while(!is_connected(socket)) {
jbkim 0:b72d22e10709 98 if (t.read_ms() > timeout_ms) {
jbkim 0:b72d22e10709 99 return false;
jbkim 0:b72d22e10709 100 }
jbkim 0:b72d22e10709 101 }
jbkim 0:b72d22e10709 102 return true;
jbkim 0:b72d22e10709 103 }
jbkim 0:b72d22e10709 104
jbkim 0:b72d22e10709 105 bool WIZnet_Chip::gethostbyname(const char* host, uint32_t* ip)
jbkim 0:b72d22e10709 106 {
jbkim 0:b72d22e10709 107 uint32_t addr = str_to_ip(host);
jbkim 0:b72d22e10709 108 char buf[17];
jbkim 0:b72d22e10709 109 snprintf(buf, sizeof(buf), "%d.%d.%d.%d", (addr>>24)&0xff, (addr>>16)&0xff, (addr>>8)&0xff, addr&0xff);
jbkim 0:b72d22e10709 110 if (strcmp(buf, host) == 0) {
jbkim 0:b72d22e10709 111 *ip = addr;
jbkim 0:b72d22e10709 112 return true;
jbkim 0:b72d22e10709 113 }
jbkim 0:b72d22e10709 114 DNSClient client;
jbkim 0:b72d22e10709 115 if(client.lookup(host)) {
jbkim 0:b72d22e10709 116 *ip = client.ip;
jbkim 0:b72d22e10709 117 return true;
jbkim 0:b72d22e10709 118 }
jbkim 0:b72d22e10709 119 return false;
jbkim 0:b72d22e10709 120 }
jbkim 0:b72d22e10709 121
jbkim 0:b72d22e10709 122 bool WIZnet_Chip::disconnect()
jbkim 0:b72d22e10709 123 {
jbkim 0:b72d22e10709 124 return true;
jbkim 0:b72d22e10709 125 }
jbkim 0:b72d22e10709 126
jbkim 0:b72d22e10709 127 bool WIZnet_Chip::is_connected(int socket)
jbkim 0:b72d22e10709 128 {
Bongjun 2:c2eb7a08d7e6 129 /*
Bongjun 2:c2eb7a08d7e6 130 if (sreg<uint8_t>(socket, Sn_SR) == SOCK_ESTABLISHED) {
Bongjun 2:c2eb7a08d7e6 131 return true;
Bongjun 2:c2eb7a08d7e6 132 }
Bongjun 2:c2eb7a08d7e6 133 */
Bongjun 2:c2eb7a08d7e6 134 uint8_t tmpSn_SR;
Bongjun 2:c2eb7a08d7e6 135 tmpSn_SR = sreg<uint8_t>(socket, Sn_SR);
Bongjun 2:c2eb7a08d7e6 136 // packet sending is possible, when state is SOCK_CLOSE_WAIT.
Bongjun 2:c2eb7a08d7e6 137 if ((tmpSn_SR == SOCK_ESTABLISHED) || (tmpSn_SR == SOCK_CLOSE_WAIT)) {
jbkim 0:b72d22e10709 138 return true;
jbkim 0:b72d22e10709 139 }
jbkim 0:b72d22e10709 140 return false;
jbkim 0:b72d22e10709 141 }
jbkim 0:b72d22e10709 142
jbkim 0:b72d22e10709 143 // Reset the chip & set the buffer
jbkim 0:b72d22e10709 144 void WIZnet_Chip::reset()
jbkim 0:b72d22e10709 145 {
jbkim 0:b72d22e10709 146 reset_pin = 1;
jbkim 0:b72d22e10709 147 reset_pin = 0;
jbkim 0:b72d22e10709 148 wait_us(500); // 500us (w5500)
jbkim 0:b72d22e10709 149 reset_pin = 1;
jbkim 0:b72d22e10709 150 wait_ms(400); // 400ms (w5500)
jbkim 0:b72d22e10709 151
jbkim 0:b72d22e10709 152 #if defined(USE_WIZ550IO_MAC)
jbkim 0:b72d22e10709 153 reg_rd_mac(SHAR, mac); // read the MAC address inside the module
jbkim 0:b72d22e10709 154 #endif
jbkim 0:b72d22e10709 155
jbkim 0:b72d22e10709 156 reg_wr_mac(SHAR, mac);
Bongjun 2:c2eb7a08d7e6 157
jbkim 0:b72d22e10709 158 // set RX and TX buffer size
jbkim 0:b72d22e10709 159 for (int socket = 0; socket < MAX_SOCK_NUM; socket++) {
jbkim 0:b72d22e10709 160 sreg<uint8_t>(socket, Sn_RXBUF_SIZE, 2);
jbkim 0:b72d22e10709 161 sreg<uint8_t>(socket, Sn_TXBUF_SIZE, 2);
jbkim 0:b72d22e10709 162 }
jbkim 0:b72d22e10709 163 }
jbkim 0:b72d22e10709 164
jbkim 0:b72d22e10709 165
jbkim 0:b72d22e10709 166 bool WIZnet_Chip::close(int socket)
jbkim 0:b72d22e10709 167 {
jbkim 0:b72d22e10709 168 if (socket < 0) {
jbkim 0:b72d22e10709 169 return false;
jbkim 0:b72d22e10709 170 }
jbkim 0:b72d22e10709 171 // if not connected, return
jbkim 0:b72d22e10709 172 if (sreg<uint8_t>(socket, Sn_SR) == SOCK_CLOSED) {
jbkim 0:b72d22e10709 173 return true;
jbkim 0:b72d22e10709 174 }
jbkim 0:b72d22e10709 175 if (sreg<uint8_t>(socket, Sn_MR) == TCP) {
jbkim 0:b72d22e10709 176 scmd(socket, DISCON);
jbkim 0:b72d22e10709 177 }
jbkim 0:b72d22e10709 178 scmd(socket, CLOSE);
jbkim 0:b72d22e10709 179 sreg<uint8_t>(socket, Sn_IR, 0xff);
jbkim 0:b72d22e10709 180 return true;
jbkim 0:b72d22e10709 181 }
jbkim 0:b72d22e10709 182
jbkim 0:b72d22e10709 183 int WIZnet_Chip::wait_readable(int socket, int wait_time_ms, int req_size)
jbkim 0:b72d22e10709 184 {
jbkim 0:b72d22e10709 185 if (socket < 0) {
jbkim 0:b72d22e10709 186 return -1;
jbkim 0:b72d22e10709 187 }
jbkim 0:b72d22e10709 188 Timer t;
jbkim 0:b72d22e10709 189 t.reset();
jbkim 0:b72d22e10709 190 t.start();
jbkim 0:b72d22e10709 191 while(1) {
jbkim 0:b72d22e10709 192 int size = sreg<uint16_t>(socket, Sn_RX_RSR);
jbkim 0:b72d22e10709 193 if (size > req_size) {
jbkim 0:b72d22e10709 194 return size;
jbkim 0:b72d22e10709 195 }
jbkim 0:b72d22e10709 196 if (wait_time_ms != (-1) && t.read_ms() > wait_time_ms) {
jbkim 0:b72d22e10709 197 break;
jbkim 0:b72d22e10709 198 }
jbkim 0:b72d22e10709 199 }
jbkim 0:b72d22e10709 200 return -1;
jbkim 0:b72d22e10709 201 }
jbkim 0:b72d22e10709 202
jbkim 0:b72d22e10709 203 int WIZnet_Chip::wait_writeable(int socket, int wait_time_ms, int req_size)
jbkim 0:b72d22e10709 204 {
jbkim 0:b72d22e10709 205 if (socket < 0) {
jbkim 0:b72d22e10709 206 return -1;
jbkim 0:b72d22e10709 207 }
jbkim 0:b72d22e10709 208 Timer t;
jbkim 0:b72d22e10709 209 t.reset();
jbkim 0:b72d22e10709 210 t.start();
jbkim 0:b72d22e10709 211 while(1) {
jbkim 0:b72d22e10709 212 int size = sreg<uint16_t>(socket, Sn_TX_FSR);
jbkim 0:b72d22e10709 213 if (size > req_size) {
jbkim 0:b72d22e10709 214 return size;
jbkim 0:b72d22e10709 215 }
jbkim 0:b72d22e10709 216 if (wait_time_ms != (-1) && t.read_ms() > wait_time_ms) {
jbkim 0:b72d22e10709 217 break;
jbkim 0:b72d22e10709 218 }
jbkim 0:b72d22e10709 219 }
jbkim 0:b72d22e10709 220 return -1;
jbkim 0:b72d22e10709 221 }
jbkim 0:b72d22e10709 222
jbkim 0:b72d22e10709 223 int WIZnet_Chip::send(int socket, const char * str, int len)
jbkim 0:b72d22e10709 224 {
jbkim 0:b72d22e10709 225 if (socket < 0) {
jbkim 0:b72d22e10709 226 return -1;
jbkim 0:b72d22e10709 227 }
jbkim 0:b72d22e10709 228 uint16_t ptr = sreg<uint16_t>(socket, Sn_TX_WR);
jbkim 0:b72d22e10709 229 uint8_t cntl_byte = (0x14 + (socket << 5));
jbkim 0:b72d22e10709 230 spi_write(ptr, cntl_byte, (uint8_t*)str, len);
jbkim 0:b72d22e10709 231 sreg<uint16_t>(socket, Sn_TX_WR, ptr + len);
jbkim 0:b72d22e10709 232 scmd(socket, SEND);
Bongjun 2:c2eb7a08d7e6 233 uint8_t tmp_Sn_IR;
Bongjun 2:c2eb7a08d7e6 234 while (( (tmp_Sn_IR = sreg<uint8_t>(socket, Sn_IR)) & INT_SEND_OK) != INT_SEND_OK) {
Bongjun 2:c2eb7a08d7e6 235 // @Jul.10, 2014 fix contant name, and udp sendto function.
Bongjun 2:c2eb7a08d7e6 236 switch (sreg<uint8_t>(socket, Sn_SR)) {
Bongjun 2:c2eb7a08d7e6 237 case SOCK_CLOSED :
Bongjun 2:c2eb7a08d7e6 238 close(socket);
Bongjun 2:c2eb7a08d7e6 239 return 0;
Bongjun 2:c2eb7a08d7e6 240 //break;
Bongjun 2:c2eb7a08d7e6 241 case SOCK_UDP :
Bongjun 2:c2eb7a08d7e6 242 // ARP timeout is possible.
Bongjun 2:c2eb7a08d7e6 243 if ((tmp_Sn_IR & INT_TIMEOUT) == INT_TIMEOUT) {
Bongjun 2:c2eb7a08d7e6 244 sreg<uint8_t>(socket, Sn_IR, INT_TIMEOUT);
Bongjun 2:c2eb7a08d7e6 245 return 0;
Bongjun 2:c2eb7a08d7e6 246 }
Bongjun 2:c2eb7a08d7e6 247 break;
Bongjun 2:c2eb7a08d7e6 248 default :
Bongjun 2:c2eb7a08d7e6 249 break;
jbkim 0:b72d22e10709 250 }
jbkim 0:b72d22e10709 251 }
Bongjun 2:c2eb7a08d7e6 252 /*
Bongjun 2:c2eb7a08d7e6 253 while ((sreg<uint8_t>(socket, Sn_IR) & INT_SEND_OK) != INT_SEND_OK) {
Bongjun 2:c2eb7a08d7e6 254 if (sreg<uint8_t>(socket, Sn_SR) == CLOSED) {
Bongjun 2:c2eb7a08d7e6 255 close(socket);
Bongjun 2:c2eb7a08d7e6 256 return 0;
Bongjun 2:c2eb7a08d7e6 257 }
Bongjun 2:c2eb7a08d7e6 258 }
Bongjun 2:c2eb7a08d7e6 259 */
jbkim 0:b72d22e10709 260 sreg<uint8_t>(socket, Sn_IR, INT_SEND_OK);
jbkim 0:b72d22e10709 261
jbkim 0:b72d22e10709 262 return len;
jbkim 0:b72d22e10709 263 }
jbkim 0:b72d22e10709 264
jbkim 0:b72d22e10709 265 int WIZnet_Chip::recv(int socket, char* buf, int len)
jbkim 0:b72d22e10709 266 {
jbkim 0:b72d22e10709 267 if (socket < 0) {
jbkim 0:b72d22e10709 268 return -1;
jbkim 0:b72d22e10709 269 }
jbkim 0:b72d22e10709 270 uint16_t ptr = sreg<uint16_t>(socket, Sn_RX_RD);
jbkim 0:b72d22e10709 271 uint8_t cntl_byte = (0x18 + (socket << 5));
jbkim 0:b72d22e10709 272 spi_read(ptr, cntl_byte, (uint8_t*)buf, len);
jbkim 0:b72d22e10709 273 sreg<uint16_t>(socket, Sn_RX_RD, ptr + len);
jbkim 0:b72d22e10709 274 scmd(socket, RECV);
jbkim 0:b72d22e10709 275 return len;
jbkim 0:b72d22e10709 276 }
jbkim 0:b72d22e10709 277
jbkim 0:b72d22e10709 278 int WIZnet_Chip::new_socket()
jbkim 0:b72d22e10709 279 {
jbkim 0:b72d22e10709 280 for(int s = 0; s < MAX_SOCK_NUM; s++) {
jbkim 0:b72d22e10709 281 if (sreg<uint8_t>(s, Sn_SR) == SOCK_CLOSED) {
jbkim 0:b72d22e10709 282 return s;
jbkim 0:b72d22e10709 283 }
jbkim 0:b72d22e10709 284 }
jbkim 0:b72d22e10709 285 return -1;
jbkim 0:b72d22e10709 286 }
jbkim 0:b72d22e10709 287
jbkim 0:b72d22e10709 288 uint16_t WIZnet_Chip::new_port()
jbkim 0:b72d22e10709 289 {
jbkim 0:b72d22e10709 290 uint16_t port = rand();
jbkim 0:b72d22e10709 291 port |= 49152;
jbkim 0:b72d22e10709 292 return port;
jbkim 0:b72d22e10709 293 }
jbkim 0:b72d22e10709 294
jbkim 0:b72d22e10709 295 void WIZnet_Chip::scmd(int socket, Command cmd)
jbkim 0:b72d22e10709 296 {
jbkim 0:b72d22e10709 297 sreg<uint8_t>(socket, Sn_CR, cmd);
jbkim 0:b72d22e10709 298 while(sreg<uint8_t>(socket, Sn_CR));
jbkim 0:b72d22e10709 299 }
jbkim 0:b72d22e10709 300
jbkim 0:b72d22e10709 301 void WIZnet_Chip::spi_write(uint16_t addr, uint8_t cb, const uint8_t *buf, uint16_t len)
jbkim 0:b72d22e10709 302 {
jbkim 0:b72d22e10709 303 cs = 0;
jbkim 0:b72d22e10709 304 spi->write(addr >> 8);
jbkim 0:b72d22e10709 305 spi->write(addr & 0xff);
jbkim 0:b72d22e10709 306 spi->write(cb);
jbkim 0:b72d22e10709 307 for(int i = 0; i < len; i++) {
jbkim 0:b72d22e10709 308 spi->write(buf[i]);
jbkim 0:b72d22e10709 309 }
jbkim 0:b72d22e10709 310 cs = 1;
jbkim 0:b72d22e10709 311
jbkim 0:b72d22e10709 312 #if DBG_SPI
jbkim 0:b72d22e10709 313 debug("[SPI]W %04x(%02x %d)", addr, cb, len);
jbkim 0:b72d22e10709 314 for(int i = 0; i < len; i++) {
jbkim 0:b72d22e10709 315 debug(" %02x", buf[i]);
jbkim 0:b72d22e10709 316 if (i > 16) {
jbkim 0:b72d22e10709 317 debug(" ...");
jbkim 0:b72d22e10709 318 break;
jbkim 0:b72d22e10709 319 }
jbkim 0:b72d22e10709 320 }
jbkim 0:b72d22e10709 321 debug("\r\n");
Bongjun 2:c2eb7a08d7e6 322 #endif
jbkim 0:b72d22e10709 323 }
jbkim 0:b72d22e10709 324
jbkim 0:b72d22e10709 325 void WIZnet_Chip::spi_read(uint16_t addr, uint8_t cb, uint8_t *buf, uint16_t len)
jbkim 0:b72d22e10709 326 {
jbkim 0:b72d22e10709 327 cs = 0;
jbkim 0:b72d22e10709 328 spi->write(addr >> 8);
jbkim 0:b72d22e10709 329 spi->write(addr & 0xff);
jbkim 0:b72d22e10709 330 spi->write(cb);
jbkim 0:b72d22e10709 331 for(int i = 0; i < len; i++) {
jbkim 0:b72d22e10709 332 buf[i] = spi->write(0);
jbkim 0:b72d22e10709 333 }
jbkim 0:b72d22e10709 334 cs = 1;
jbkim 0:b72d22e10709 335
jbkim 0:b72d22e10709 336 #if DBG_SPI
jbkim 0:b72d22e10709 337 debug("[SPI]R %04x(%02x %d)", addr, cb, len);
jbkim 0:b72d22e10709 338 for(int i = 0; i < len; i++) {
jbkim 0:b72d22e10709 339 debug(" %02x", buf[i]);
jbkim 0:b72d22e10709 340 if (i > 16) {
jbkim 0:b72d22e10709 341 debug(" ...");
jbkim 0:b72d22e10709 342 break;
jbkim 0:b72d22e10709 343 }
jbkim 0:b72d22e10709 344 }
jbkim 0:b72d22e10709 345 debug("\r\n");
jbkim 0:b72d22e10709 346 if ((addr&0xf0ff)==0x4026 || (addr&0xf0ff)==0x4003) {
jbkim 0:b72d22e10709 347 wait_ms(200);
jbkim 0:b72d22e10709 348 }
Bongjun 2:c2eb7a08d7e6 349 #endif
jbkim 0:b72d22e10709 350 }
jbkim 0:b72d22e10709 351
jbkim 0:b72d22e10709 352 uint32_t str_to_ip(const char* str)
jbkim 0:b72d22e10709 353 {
jbkim 0:b72d22e10709 354 uint32_t ip = 0;
jbkim 0:b72d22e10709 355 char* p = (char*)str;
jbkim 0:b72d22e10709 356 for(int i = 0; i < 4; i++) {
jbkim 0:b72d22e10709 357 ip |= atoi(p);
jbkim 0:b72d22e10709 358 p = strchr(p, '.');
jbkim 0:b72d22e10709 359 if (p == NULL) {
jbkim 0:b72d22e10709 360 break;
jbkim 0:b72d22e10709 361 }
jbkim 0:b72d22e10709 362 ip <<= 8;
jbkim 0:b72d22e10709 363 p++;
jbkim 0:b72d22e10709 364 }
jbkim 0:b72d22e10709 365 return ip;
jbkim 0:b72d22e10709 366 }
jbkim 0:b72d22e10709 367
jbkim 0:b72d22e10709 368 void printfBytes(char* str, uint8_t* buf, int len)
jbkim 0:b72d22e10709 369 {
jbkim 0:b72d22e10709 370 printf("%s %d:", str, len);
jbkim 0:b72d22e10709 371 for(int i = 0; i < len; i++) {
jbkim 0:b72d22e10709 372 printf(" %02x", buf[i]);
jbkim 0:b72d22e10709 373 }
Bongjun 2:c2eb7a08d7e6 374 printf("\n");
jbkim 0:b72d22e10709 375 }
jbkim 0:b72d22e10709 376
jbkim 0:b72d22e10709 377 void printHex(uint8_t* buf, int len)
jbkim 0:b72d22e10709 378 {
jbkim 0:b72d22e10709 379 for(int i = 0; i < len; i++) {
jbkim 0:b72d22e10709 380 if ((i%16) == 0) {
jbkim 0:b72d22e10709 381 printf("%p", buf+i);
jbkim 0:b72d22e10709 382 }
jbkim 0:b72d22e10709 383 printf(" %02x", buf[i]);
jbkim 0:b72d22e10709 384 if ((i%16) == 15) {
jbkim 0:b72d22e10709 385 printf("\n");
jbkim 0:b72d22e10709 386 }
jbkim 0:b72d22e10709 387 }
jbkim 0:b72d22e10709 388 printf("\n");
jbkim 0:b72d22e10709 389 }
jbkim 0:b72d22e10709 390
jbkim 0:b72d22e10709 391 void debug_hex(uint8_t* buf, int len)
jbkim 0:b72d22e10709 392 {
jbkim 0:b72d22e10709 393 for(int i = 0; i < len; i++) {
jbkim 0:b72d22e10709 394 if ((i%16) == 0) {
jbkim 0:b72d22e10709 395 debug("%p", buf+i);
jbkim 0:b72d22e10709 396 }
jbkim 0:b72d22e10709 397 debug(" %02x", buf[i]);
jbkim 0:b72d22e10709 398 if ((i%16) == 15) {
jbkim 0:b72d22e10709 399 debug("\n");
jbkim 0:b72d22e10709 400 }
jbkim 0:b72d22e10709 401 }
jbkim 0:b72d22e10709 402 debug("\n");
jbkim 0:b72d22e10709 403 }
jbkim 0:b72d22e10709 404
jbkim 0:b72d22e10709 405 #endif