From 38fd51c99e47b6ec90f4885ff1cb0cfe33857ab4 Mon Sep 17 00:00:00 2001
From: user2684 <you@example.com>
Date: Sat, 13 May 2017 13:11:47 +0200
Subject: [PATCH] v1.5-dev4. Add support for MCP9808 temperature sensor #87
---
NodeManager.cpp | 54 +++++++++++++++++++++++++++++++++++++++++++++++++
NodeManager.h | 34 +++++++++++++++++++++++++++++--
NodeManager.ino | 4 ++--
README.md | 4 ++++
config.h | 4 +++-
5 files changed, 95 insertions(+), 5 deletions(-)
diff --git a/NodeManager.cpp b/NodeManager.cpp
index b2bb509..c159e84 100644
--- a/NodeManager.cpp
+++ b/NodeManager.cpp
@@ -1691,6 +1691,47 @@ void SensorHCSR04::onReceive(const MyMessage & message) {
}
#endif
+/*
+ SensorMCP9808
+*/
+#if MODULE_MCP9808 == 1
+// contructor
+SensorMCP9808::SensorMCP9808(int child_id, Adafruit_MCP9808* mcp): Sensor(child_id,A2) {
+ _mcp = mcp;
+ setPresentation(S_TEMP);
+ setType(V_TEMP);
+ setValueType(TYPE_FLOAT);
+}
+
+// what do to during before
+void SensorMCP9808::onBefore() {
+}
+
+// what do to during setup
+void SensorMCP9808::onSetup() {
+}
+
+// what do to during loop
+void SensorMCP9808::onLoop() {
+ float temperature = _mcp->readTempC();
+ // convert it
+ if (! getControllerConfig().isMetric) temperature = temperature * 1.8 + 32;
+ #if DEBUG == 1
+ Serial.print(F("MCP I="));
+ Serial.print(_child_id);
+ Serial.print(F(" T="));
+ Serial.println(temperature);
+ #endif
+ // store the value
+ if (! isnan(temperature)) _value_float = temperature;
+}
+
+// what do to as the main task when receiving a message
+void SensorMCP9808::onReceive(const MyMessage & message) {
+ if (message.getCommand() == C_REQ) onLoop();
+}
+#endif
+
/*******************************************
NodeManager
*/
@@ -1929,6 +1970,19 @@ int NodeManager::registerSensor(int sensor_type, int pin, int child_id) {
return registerSensor(new SensorHCSR04(child_id, pin));
}
#endif
+ #if MODULE_MCP9808 == 1
+ else if (sensor_type == SENSOR_MCP9808) {
+ Adafruit_MCP9808 * mcp = new Adafruit_MCP9808();
+ if (! mcp->begin()) {
+ #if DEBUG == 1
+ Serial.println(F("NO MCP"));
+ #endif
+ return -1;
+ }
+ // register temperature sensor
+ registerSensor(new SensorMCP9808(child_id,mcp));
+ }
+ #endif
else {
#if DEBUG == 1
Serial.print(F("INVALID "));
diff --git a/NodeManager.h b/NodeManager.h
index af4ce81..32b5e14 100644
--- a/NodeManager.h
+++ b/NodeManager.h
@@ -8,7 +8,7 @@
#include <Arduino.h>
// define NodeManager version
-#define VERSION "1.5-dev3"
+#define VERSION "1.5-dev4"
/***********************************
Constants
@@ -145,6 +145,11 @@
#ifndef MODULE_HCSR04
#define MODULE_HCSR04 0
#endif
+// Enable this module to use one of the following sensors: SENSOR_MCP9808
+#ifndef MODULE_MCP9808
+ #define MODULE_MCP9808 0
+#endif
+
/***********************************
Sensors types
*/
@@ -220,7 +225,11 @@
// HC-SR04 sensor, return the distance between the sensor and an object
#define SENSOR_HCSR04 23
#endif
-// last Id: 24
+#if MODULE_MCP9808 == 1
+ // MCP9808 sensor, precision temperature sensor
+ #define SENSOR_MCP9808 25
+#endif
+// last Id: 25
/***********************************
Libraries
*/
@@ -276,6 +285,10 @@
#if MODULE_HCSR04 == 1
#include <NewPing.h>
#endif
+#if MODULE_MCP9808 == 1
+ #include <Wire.h>
+ #include "Adafruit_MCP9808.h"
+#endif
/**************************************
Classes
@@ -898,6 +911,23 @@ class SensorSonoff: public Sensor {
};
#endif
+/*
+ SensorMCP9808
+*/
+#if MODULE_MCP9808 == 1
+class SensorMCP9808: public Sensor {
+ public:
+ SensorMCP9808(int child_id, Adafruit_MCP9808* mcp);
+ // define what to do at each stage of the sketch
+ void onBefore();
+ void onSetup();
+ void onLoop();
+ void onReceive(const MyMessage & message);
+ protected:
+ Adafruit_MCP9808* _mcp;
+};
+#endif
+
/***************************************
NodeManager: manages all the aspects of the node
diff --git a/NodeManager.ino b/NodeManager.ino
index b3f2fb3..6422f43 100644
--- a/NodeManager.ino
+++ b/NodeManager.ino
@@ -33,8 +33,8 @@ void before() {
/*
* Register below your sensors
*/
-
-
+
+
/*
* Register above your sensors
diff --git a/README.md b/README.md
index 3f535e6..d97f921 100644
--- a/README.md
+++ b/README.md
@@ -171,6 +171,8 @@ Those NodeManager's directives in the `config.h` file control which module/libra
#define MODULE_BMP085 0
// Enable this module to use one of the following sensors: SENSOR_HCSR04
#define MODULE_HCSR04 0
+// Enable this module to use one of the following sensors: SENSOR_MCP9808
+#define MODULE_MCP9808 0
~~~
## Installing the dependencies
@@ -188,6 +190,7 @@ MODULE_BME280 | https://github.com/adafruit/Adafruit_BME280_Library
MODULE_SONOFF | https://github.com/thomasfredericks/Bounce2
MODULE_BMP085 | https://github.com/adafruit/Adafruit-BMP085-Library
MODULE_HCSR04 | https://github.com/mysensors/MySensorsArduinoExamples/tree/master/libraries/NewPing
+MODULE_MCP9808 | https://github.com/adafruit/Adafruit_MCP9808_Library
## Configure NodeManager
@@ -294,6 +297,7 @@ SENSOR_SONOFF | Sonoff wireless smart switch
SENSOR_BMP085 | BMP085/BMP180 sensor, return temperature and pressure
SENSOR_HCSR04 | HC-SR04 sensor, return the distance between the sensor and an object
SENSOR_ACS712 | ACS712 sensor, measure the current going through the attached module
+SENSOR_MCP9808 | MCP9808 sensor, measure the temperature through the attached module
To register a sensor simply call the NodeManager instance with the sensory type and the pin the sensor is conncted to. For example:
~~~c
diff --git a/config.h b/config.h
index 2946c0d..acd2aae 100644
--- a/config.h
+++ b/config.h
@@ -99,7 +99,7 @@
#define PERSIST 0
// if enabled, send a SLEEPING and AWAKE service messages just before entering and just after leaving a sleep cycle and STARTED when starting/rebooting
-#define SERVICE_MESSAGES 1
+#define SERVICE_MESSAGES 0
// if enabled, a battery sensor will be created at BATTERY_CHILD_ID and will report vcc voltage together with the battery level percentage
#define BATTERY_SENSOR 1
@@ -129,5 +129,7 @@
#define MODULE_BMP085 0
// Enable this module to use one of the following sensors: SENSOR_HCSR04
#define MODULE_HCSR04 0
+// Enable this module to use one of the following sensors: SENSOR_MCP9808
+#define MODULE_MCP9808 0
#endif
--
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