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Update CC3k example.

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This commit is contained in:
Tony DiCola 2015-06-04 21:25:00 -07:00
parent ac74ef4fd6
commit f3ca82a548
3 changed files with 74 additions and 65 deletions
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13
examples/mqtt_cc3k/cc3000helper.cpp
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@ -1,17 +1,18 @@
#include <Adafruit_Watchdog.h> #include <Adafruit_SleepyDog.h>
#include <Adafruit_CC3000.h> #include <Adafruit_CC3000.h>
#include <ccspi.h> #include <ccspi.h>
#include <SPI.h> #include <SPI.h>
#include "mqtt_config.h"
#define STATICIP 1 #define STATICIP 0
#define halt(s) { Serial.println(F( s )); while(1); }
uint16_t checkFirmwareVersion(void); uint16_t checkFirmwareVersion(void);
bool displayConnectionDetails(void); bool displayConnectionDetails(void);
extern Adafruit_CC3000 cc3000; extern Adafruit_CC3000 cc3000;
boolean CC3000connect(void) { boolean CC3000connect(const char* wlan_ssid, const char* wlan_pass, uint8_t wlan_security) {
Watchdog.reset(); Watchdog.reset();
// Check for compatible firmware // Check for compatible firmware
@ -36,11 +37,11 @@ boolean CC3000connect(void) {
// Attempt to connect to an access point // Attempt to connect to an access point
Serial.print(F("\nAttempting to connect to ")); Serial.print(F("\nAttempting to connect to "));
Serial.print(WLAN_SSID); Serial.print(F("...")); Serial.print(wlan_ssid); Serial.print(F("..."));
Watchdog.disable(); Watchdog.disable();
// try 3 times // try 3 times
if (!cc3000.connectToAP(WLAN_SSID, WLAN_PASS, WLAN_SECURITY, 3)) { if (!cc3000.connectToAP(wlan_ssid, wlan_pass, wlan_security, 3)) {
return false; return false;
} }

82
examples/mqtt_cc3k/mqtt_cc3k.ino
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@ -1,24 +1,76 @@
#include <Adafruit_Watchdog.h> #include <Adafruit_SleepyDog.h>
#include <Adafruit_CC3000.h> #include <Adafruit_CC3000.h>
#include <ccspi.h>
#include <SPI.h> #include <SPI.h>
#include "utility/debug.h" #include "utility/debug.h"
#include <avr/pgmspace.h>
#include "Adafruit_MQTT.h" #include "Adafruit_MQTT.h"
#include "Adafruit_MQTT_CC3000.h" #include "Adafruit_MQTT_CC3000.h"
#include "mqtt_config.h"
Adafruit_CC3000 cc3000 = Adafruit_CC3000(ADAFRUIT_CC3000_CS, ADAFRUIT_CC3000_IRQ, ADAFRUIT_CC3000_VBAT, SPI_CLOCK_DIV2); // you can change this clock speed /*************************** CC3000 Pins ***********************************/
Adafruit_MQTT_CC3000 mqtt(&cc3000, AIO_SERVER, AIO_SERVERPORT, AIO_CLIENTNAME, AIO_USERNAME, AIO_KEY); #define ADAFRUIT_CC3000_IRQ 3 // MUST be an interrupt pin!
#define ADAFRUIT_CC3000_VBAT 5 // VBAT & CS can be any digital pins.
#define ADAFRUIT_CC3000_CS 10
// Use hardware SPI for the remaining pins
// On an UNO, SCK = 13, MISO = 12, and MOSI = 11
const char PHOTOCELL_FEED[] PROGMEM = "api/feeds/photocell/data/send.json"; // Alternate config:
//#define ADAFRUIT_CC3000_IRQ 2
//#define ADAFRUIT_CC3000_VBAT 8
//#define ADAFRUIT_CC3000_CS 10
/************************* WiFi Access Point *********************************/
#define WLAN_SSID "...your SSID..." // can't be longer than 32 characters!
#define WLAN_PASS "...your password..."
#define WLAN_SECURITY WLAN_SEC_WPA2 // Can be: WLAN_SEC_UNSEC, WLAN_SEC_WEP,
// WLAN_SEC_WPA or WLAN_SEC_WPA2
/************************* Adafruit.io Setup *********************************/
#define AIO_SERVER "io.adafruit.com"
#define AIO_SERVERPORT 1883
#define AIO_USERNAME "...your AIO username (see https://accounts.adafruit.com)..."
#define AIO_KEY "...your AIO key...";
/* Debug server configuration (not normally used):
#define AIO_SERVER "apt.adafruit.com"
#define AIO_SERVERPORT 1883
*/
/************ Global State (you don't need to change this!) ******************/
// Setup the main CC3000 class, just like a normal CC3000 sketch.
Adafruit_CC3000 cc3000 = Adafruit_CC3000(ADAFRUIT_CC3000_CS, ADAFRUIT_CC3000_IRQ, ADAFRUIT_CC3000_VBAT);
// Store the MQTT server, client ID, username, and password in flash memory.
// This is required for using the Adafruit MQTT library.
const char MQTT_SERVER[] PROGMEM = AIO_SERVER;
const char MQTT_CLIENTID[] PROGMEM = AIO_KEY;
const char MQTT_USERNAME[] PROGMEM = AIO_USERNAME;
const char MQTT_PASSWORD[] PROGMEM = AIO_KEY;
// Setup the CC3000 MQTT class by passing in the CC3000 class and MQTT server and login details.
Adafruit_MQTT_CC3000 mqtt(&cc3000, MQTT_SERVER, AIO_SERVERPORT, MQTT_CLIENTID, MQTT_USERNAME, MQTT_PASSWORD);
// You don't need to change anything below this line!
#define halt(s) { Serial.println(F( s )); while(1); }
// CC3000connect is a helper function that sets up the CC3000 and connects to
// the WiFi network. See the cc3000helper.cpp tab above for the source!
boolean CC3000connect(const char* wlan_ssid, const char* wlan_pass, uint8_t wlan_security);
/****************************** Feeds ***************************************/
// Setup a feed called 'photocell' for publishing.
// Notice MQTT paths for AIO follow the form: <username>/feeds/<feedname>
const char PHOTOCELL_FEED[] PROGMEM = AIO_USERNAME "/feeds/photocell";
Adafruit_MQTT_Publish photocell = Adafruit_MQTT_Publish(&mqtt, PHOTOCELL_FEED); Adafruit_MQTT_Publish photocell = Adafruit_MQTT_Publish(&mqtt, PHOTOCELL_FEED);
const char ONOFF_FEED[] PROGMEM = "api/feeds/onoff/data/receive.json"; // Setup a feed called 'onoff' for subscribing to changes.
const char ONOFF_FEED[] PROGMEM = AIO_USERNAME "/feeds/onoff";
Adafruit_MQTT_Subscribe onoffbutton = Adafruit_MQTT_Subscribe(&mqtt, ONOFF_FEED); Adafruit_MQTT_Subscribe onoffbutton = Adafruit_MQTT_Subscribe(&mqtt, ONOFF_FEED);
/*************************** Sketch Code ************************************/
void setup() { void setup() {
Serial.begin(115200); Serial.begin(115200);
@ -34,7 +86,7 @@ void setup() {
mqtt.subscribe(&onoffbutton); mqtt.subscribe(&onoffbutton);
while (! CC3000connect()) { while (! CC3000connect(WLAN_SSID, WLAN_PASS, WLAN_SECURITY)) {
Serial.println(F("Retrying WiFi")); Serial.println(F("Retrying WiFi"));
while(1); while(1);
} }
@ -53,7 +105,7 @@ void setup() {
case 6: Serial.println(F("Failed to subscribe")); break; case 6: Serial.println(F("Failed to subscribe")); break;
default: { default: {
Serial.println(F("Connection failed")); Serial.println(F("Connection failed"));
CC3000connect(); // y0w, lets connect to wifi again CC3000connect(WLAN_SSID, WLAN_PASS, WLAN_SECURITY); // y0w, lets connect to wifi again
return; // restart the loop return; // restart the loop
} }
} }
@ -68,18 +120,19 @@ void setup() {
uint32_t x=0; uint32_t x=0;
void loop() { void loop() {
Adafruit_MQTT_Subscribe *subscription; // Make sure to reset watchdog every loop iteration!
Watchdog.reset(); Watchdog.reset();
// Try to ping the MQTT server // Try to ping the MQTT server
/* /*
if (! mqtt.ping(3) ) { if (! mqtt.ping(3) ) {
// MQTT pings failed, lets reconnect // MQTT pings failed, lets reconnect
Serial.println("Ping fail!");
} }
*/ */
// this is our 'wait for incoming subscription packets' busy subloop // this is our 'wait for incoming subscription packets' busy subloop
Adafruit_MQTT_Subscribe *subscription;
while (subscription = mqtt.readSubscription(1000)) { while (subscription = mqtt.readSubscription(1000)) {
if (subscription == &onoffbutton) { if (subscription == &onoffbutton) {
Serial.print(F("Got: ")); Serial.print(F("Got: "));
@ -88,7 +141,6 @@ void loop() {
} }
// Now we can publish stuff! // Now we can publish stuff!
Serial.print(F("\nSending photocell val ")); Serial.print(F("\nSending photocell val "));
Serial.print(x); Serial.print(x);
Serial.print("..."); Serial.print("...");
@ -98,5 +150,3 @@ void loop() {
Serial.println(F("OK!")); Serial.println(F("OK!"));
} }
} }

42
examples/mqtt_cc3k/mqtt_config.h
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@ -1,42 +0,0 @@
#define IDLE_TIMEOUT_MS 5000
/*************************** CC3000 Pins ***********************************/
// These are the interrupt and control pins
#define ADAFRUIT_CC3000_IRQ 2 // MUST be an interrupt pin!
// These can be any two pins
#define ADAFRUIT_CC3000_VBAT 8
#define ADAFRUIT_CC3000_CS 10
// Use hardware SPI for the remaining pins
// On an UNO, SCK = 13, MISO = 12, and MOSI = 11
/************************* WiFi Access Point *********************************/
#define WLAN_SSID "" // 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
/************************* Adafruit.io Setup *********************************/
const char AIO_SERVER[] PROGMEM = "io.adafruit.com";
#define AIO_SERVERPORT 1883
const char AIO_CLIENTNAME[] PROGMEM = "huzzah";
const char AIO_USERNAME[] PROGMEM = "";
const char AIO_KEY[] PROGMEM = "";
const char DBG_SERVER[] PROGMEM = "apt.adafruit.com";
#define DBG_SERVERPORT 1883
const char DBG_CLIENTNAME[] PROGMEM = "huzzah";
const char DBG_KEY[] PROGMEM = "";
const char DBG_PASSWORD[] PROGMEM = "";
#define halt(s) { Serial.println(F( s )); while(1); }
#define println_P(s) { for (uint8_t i=0; i<strlen_P(s); i++) { Serial.write(pgm_read_byte(s+i)); } }
boolean CC3000connect(void);