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132 lines
3.4 KiB
C++
132 lines
3.4 KiB
C++
#include <Adafruit_SleepyDog.h>
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#include <Adafruit_CC3000.h>
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#include <ccspi.h>
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#include <SPI.h>
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//#define STATICIP
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#define halt(s) { Serial.println(F( s )); while(1); }
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uint16_t checkFirmwareVersion(void);
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bool displayConnectionDetails(void);
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extern Adafruit_CC3000 cc3000;
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boolean CC3000connect(const char* wlan_ssid, const char* wlan_pass, uint8_t wlan_security) {
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Watchdog.reset();
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// Check for compatible firmware
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if (checkFirmwareVersion() < 0x113) halt("Wrong firmware version!");
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// Delete any old connection data on the module
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Serial.println(F("\nDeleting old connection profiles"));
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if (!cc3000.deleteProfiles()) halt("Failed!");
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#ifdef STATICIP
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Serial.println(F("Setting static IP"));
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uint32_t ipAddress = cc3000.IP2U32(10, 0, 1, 19);
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uint32_t netMask = cc3000.IP2U32(255, 255, 255, 0);
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uint32_t defaultGateway = cc3000.IP2U32(10, 0, 1, 1);
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uint32_t dns = cc3000.IP2U32(8, 8, 4, 4);
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if (!cc3000.setStaticIPAddress(ipAddress, netMask, defaultGateway, dns)) {
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Serial.println(F("Failed to set static IP!"));
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while(1);
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}
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#endif
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// Attempt to connect to an access point
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Serial.print(F("\nAttempting to connect to "));
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Serial.print(wlan_ssid); Serial.print(F("..."));
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Watchdog.disable();
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// try 3 times
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if (!cc3000.connectToAP(wlan_ssid, wlan_pass, wlan_security, 3)) {
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return false;
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}
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Watchdog.enable(8000);
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Serial.println(F("Connected!"));
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uint8_t retries;
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#ifndef STATICIP
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/* Wait for DHCP to complete */
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Serial.println(F("Requesting DHCP"));
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retries = 10;
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while (!cc3000.checkDHCP())
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{
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Watchdog.reset();
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delay(1000);
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retries--;
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if (!retries) return false;
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}
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#endif
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/* Display the IP address DNS, Gateway, etc. */
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retries = 10;
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while (! displayConnectionDetails()) {
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Watchdog.reset();
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delay(1000);
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retries--;
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if (!retries) return false;
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}
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Watchdog.reset();
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return true;
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}
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/**************************************************************************/
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/*!
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@brief Tries to read the CC3000's internal firmware patch ID
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*/
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/**************************************************************************/
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uint16_t checkFirmwareVersion(void)
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{
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uint8_t major, minor;
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uint16_t version;
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if(!cc3000.getFirmwareVersion(&major, &minor))
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{
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Serial.println(F("Unable to retrieve the firmware version!\r\n"));
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version = 0;
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}
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else
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{
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Serial.print(F("Firmware V. : "));
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Serial.print(major); Serial.print(F(".")); Serial.println(minor);
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version = major; version <<= 8; version |= minor;
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}
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return version;
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}
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/**************************************************************************/
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/*!
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@brief Tries to read the IP address and other connection details
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*/
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/**************************************************************************/
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bool displayConnectionDetails(void)
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{
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uint32_t ipAddress, netmask, gateway, dhcpserv, dnsserv;
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if(!cc3000.getIPAddress(&ipAddress, &netmask, &gateway, &dhcpserv, &dnsserv))
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{
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Serial.println(F("Unable to retrieve the IP Address!\r\n"));
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return false;
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}
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else
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{
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Serial.print(F("\nIP Addr: ")); cc3000.printIPdotsRev(ipAddress);
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Serial.print(F("\nNetmask: ")); cc3000.printIPdotsRev(netmask);
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Serial.print(F("\nGateway: ")); cc3000.printIPdotsRev(gateway);
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Serial.print(F("\nDHCPsrv: ")); cc3000.printIPdotsRev(dhcpserv);
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Serial.print(F("\nDNSserv: ")); cc3000.printIPdotsRev(dnsserv);
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Serial.println();
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return true;
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}
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}
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