Here's what my code looks like (I hid my WiFi username and password fro security reasons):
Code: Select all
/***************************************************
This is an example for the Adafruit CC3000 Wifi Breakout & Shield
Designed specifically to work with the Adafruit WiFi products:
----> https://www.adafruit.com/products/1469
Adafruit invests time and resources providing this open source code,
please support Adafruit and open-source hardware by purchasing
products from Adafruit!
Written by Kevin Townsend & Limor Fried for Adafruit Industries.
BSD license, all text above must be included in any redistribution
****************************************************/
/*
This example does a full test of core connectivity:
* Initialization
* SSID Scan
* AP connection
* DHCP printout
* DNS lookup
* Ping
* Disconnect
It's a good idea to run this sketch when first setting up the
module.
*/
#include <Adafruit_CC3000.h>
#include <ccspi.h>
#include <SPI.h>
#include <string.h>
#include "utility/debug.h"
// These are the interrupt and control pins
#define ADAFRUIT_CC3000_IRQ 3 // MUST be an interrupt pin!
// These can be any two pins
#define ADAFRUIT_CC3000_VBAT 5
#define ADAFRUIT_CC3000_CS 10
// Use hardware SPI for the remaining pins
// On an UNO, SCK = 13, MISO = 12, and MOSI = 11
Adafruit_CC3000 cc3000 = Adafruit_CC3000(ADAFRUIT_CC3000_CS, ADAFRUIT_CC3000_IRQ, ADAFRUIT_CC3000_VBAT,
SPI_CLOCK_DIV2); // you can change this clock speed but DI
#define WLAN_SSID "myWifi" // cannot be longer than 32 characters!
#define WLAN_PASS "********"
// Security can be WLAN_SEC_UNSEC, WLAN_SEC_WEP, WLAN_SEC_WPA or WLAN_SEC_WPA2
#define WLAN_SECURITY WLAN_SEC_WPA2
/**************************************************************************/
/*!
@brief Sets up the HW and the CC3000 module (called automatically
on startup)
*/
/**************************************************************************/
void setup(void)
{
Serial.begin(115200);
Serial.println(F("\nHello, CC3000!\n"));
displayDriverMode();
Serial.print("Free RAM: "); Serial.println(getFreeRam(), DEC);
/* Initialise the module */
Serial.println(F("\nInitialising the CC3000 ..."));
if (!cc3000.begin())
{
Serial.println(F("Unable to initialise the CC3000! Check your wiring?"));
while(1);
}
/* Optional: Update the Mac Address to a known value */
/*
uint8_t macAddress[6] = { 0x08, 0x00, 0x28, 0x01, 0x79, 0xB7 };
if (!cc3000.setMacAddress(macAddress))
{
Serial.println(F("Failed trying to update the MAC address"));
while(1);
}
*/
uint16_t firmware = checkFirmwareVersion();
if ((firmware != 0x113) && (firmware != 0x118)) {
Serial.println(F("Wrong firmware version!"));
for(;;);
}
displayMACAddress();
/* Optional: Get the SSID list (not available in 'tiny' mode) */
#ifndef CC3000_TINY_DRIVER
listSSIDResults();
#endif
/* Delete any old connection data on the module */
Serial.println(F("\nDeleting old connection profiles"));
if (!cc3000.deleteProfiles()) {
Serial.println(F("Failed!"));
while(1);
}
/* Attempt to connect to an access point */
char *ssid = WLAN_SSID; /* Max 32 chars */
Serial.print(F("\nAttempting to connect to ")); Serial.println(ssid);
/* NOTE: Secure connections are not available in 'Tiny' mode! */
cc3000.connectToAP(WLAN_SSID, WLAN_PASS, WLAN_SECURITY);
Serial.println(F("Connected!"));
/* Wait for DHCP to complete */
Serial.println(F("Request DHCP"));
while (!cc3000.checkDHCP())
{
delay(100); // ToDo: Insert a DHCP timeout!
}
/* Display the IP address DNS, Gateway, etc. */
while (! displayConnectionDetails()) {
delay(1000);
}
#ifndef CC3000_TINY_DRIVER
/* Try looking up www.adafruit.com */
uint32_t ip;
Serial.print(F("www.adafruit.com -> "));
if (! cc3000.getHostByName("www.adafruit.com", &ip)) {
Serial.println(F("Could not resolve!"));
} else {
cc3000.printIPdotsRev(ip);
}
/* Do a quick ping test on adafruit.com */
Serial.print(F("\n\rPinging ")); cc3000.printIPdotsRev(ip); Serial.print("...");
uint8_t replies = cc3000.ping(ip, 5);
Serial.print(replies); Serial.println(F(" replies"));
if (replies)
Serial.println(F("Ping successful!"));
#endif
/* You need to make sure to clean up after yourself or the CC3000 can freak out */
/* the next time you try to connect ... */
Serial.println(F("\n\nClosing the connection"));
cc3000.disconnect();
}
void loop(void)
{
delay(1000);
}
/**************************************************************************/
/*!
@brief Displays the driver mode (tiny of normal), and the buffer
size if tiny mode is not being used
@note The buffer size and driver mode are defined in cc3000_common.h
*/
/**************************************************************************/
void displayDriverMode(void)
{
#ifdef CC3000_TINY_DRIVER
Serial.println(F("CC3000 is configure in 'Tiny' mode"));
#else
Serial.print(F("RX Buffer : "));
Serial.print(CC3000_RX_BUFFER_SIZE);
Serial.println(F(" bytes"));
Serial.print(F("TX Buffer : "));
Serial.print(CC3000_TX_BUFFER_SIZE);
Serial.println(F(" bytes"));
#endif
}
/**************************************************************************/
/*!
@brief Tries to read the CC3000's internal firmware patch ID
*/
/**************************************************************************/
uint16_t checkFirmwareVersion(void)
{
uint8_t major, minor;
uint16_t version;
#ifndef CC3000_TINY_DRIVER
if(!cc3000.getFirmwareVersion(&major, &minor))
{
Serial.println(F("Unable to retrieve the firmware version!\r\n"));
version = 0;
}
else
{
Serial.print(F("Firmware V. : "));
Serial.print(major); Serial.print(F(".")); Serial.println(minor);
version = major; version <<= 8; version |= minor;
}
#endif
return version;
}
/**************************************************************************/
/*!
@brief Tries to read the 6-byte MAC address of the CC3000 module
*/
/**************************************************************************/
void displayMACAddress(void)
{
uint8_t macAddress[6];
if(!cc3000.getMacAddress(macAddress))
{
Serial.println(F("Unable to retrieve MAC Address!\r\n"));
}
else
{
Serial.print(F("MAC Address : "));
cc3000.printHex((byte*)&macAddress, 6);
}
}
/**************************************************************************/
/*!
@brief Tries to read the IP address and other connection details
*/
/**************************************************************************/
bool displayConnectionDetails(void)
{
uint32_t ipAddress, netmask, gateway, dhcpserv, dnsserv;
if(!cc3000.getIPAddress(&ipAddress, &netmask, &gateway, &dhcpserv, &dnsserv))
{
Serial.println(F("Unable to retrieve the IP Address!\r\n"));
return false;
}
else
{
Serial.print(F("\nIP Addr: ")); cc3000.printIPdotsRev(ipAddress);
Serial.print(F("\nNetmask: ")); cc3000.printIPdotsRev(netmask);
Serial.print(F("\nGateway: ")); cc3000.printIPdotsRev(gateway);
Serial.print(F("\nDHCPsrv: ")); cc3000.printIPdotsRev(dhcpserv);
Serial.print(F("\nDNSserv: ")); cc3000.printIPdotsRev(dnsserv);
Serial.println();
return true;
}
}
/**************************************************************************/
/*!
@brief Begins an SSID scan and prints out all the visible networks
*/
/**************************************************************************/
void listSSIDResults(void)
{
uint8_t valid, rssi, sec, index;
char ssidname[33];
index = cc3000.startSSIDscan();
Serial.print(F("Networks found: ")); Serial.println(index);
Serial.println(F("================================================"));
while (index) {
index--;
valid = cc3000.getNextSSID(&rssi, &sec, ssidname);
Serial.print(F("SSID Name : ")); Serial.print(ssidname);
Serial.println();
Serial.print(F("RSSI : "));
Serial.println(rssi);
Serial.print(F("Security Mode: "));
Serial.println(sec);
Serial.println();
}
Serial.println(F("================================================"));
cc3000.stopSSIDscan();
}
Code: Select all
ùä0
Hello, CC3000!
RX Buffer : 131 bytes
TX Buffer : 131 bytes
Free RAM: 1245
Initialising the CC3000 ...
Firmware V. : 1.24
MAC Address : 0x08 0x00 0x28 0x57 0xAF 0x4A
Started AP/SSID scan
Networks found: 3
================================================
SSID Name : ****
RSSI : **
Security Mode: 1
SSID Name : myWifi
RSSI : **
Security Mode: 3
SSID Name : *******
RSSI : **
Security Mode: 3
================================================
Deleting old connection profiles
Attempting to connect to myWifi
Started AP/SSID scan
Connecting to myWifi...Waiting to connect...Connected!
Request DHCP
IP Addr: 192.168.0.23
Netmask: 255.255.255.0
Gateway: 192.168.0.1
DHCPsrv: 192.168.0.1
DNSserv: 192.168.0.1
www.adafruit.com -> 0.0.0.0
Pinging 0.0.0.0...0 replies
Closing the connection