From 8ba9ab4c08c56149bb2725af3abd07e32d0401ef Mon Sep 17 00:00:00 2001
From: Francesco Boscarino <francesco@bizmate.it>
Date: Tue, 14 Mar 2017 14:02:17 +0100
Subject: [PATCH] New analog module to read raw value from A0 pin

---
 code/espurna/analog.ino        | 54 ++++++++++++++++++++++++++++++++++
 code/espurna/config/hardware.h |  7 +++++
 code/espurna/config/sensors.h  |  8 +++++
 code/espurna/espurna.ino       |  6 ++++
 code/html/index.html           |  5 ++++
 code/platformio.ini            |  8 +++++
 6 files changed, 88 insertions(+)
 create mode 100644 code/espurna/analog.ino

diff --git a/code/espurna/analog.ino b/code/espurna/analog.ino
new file mode 100644
index 00000000..c5a641e5
--- /dev/null
+++ b/code/espurna/analog.ino
@@ -0,0 +1,54 @@
+/*
+
+ANALOG MODULE
+
+Copyright (C) 2016-2017 by Xose Pérez <xose dot perez at gmail dot com>
+
+*/
+
+#if ENABLE_ANALOG
+
+int _analog = 0;
+
+// -----------------------------------------------------------------------------
+// ANALOG
+// -----------------------------------------------------------------------------
+
+double getAnalog() {
+    return _analog;
+}
+
+void analogSetup() {
+    //pinMode(0, INPUT);
+}
+
+void analogLoop() {
+
+    // Check if we should read new data
+    static unsigned long last_update = 0;
+    if ((millis() - last_update > ANALOG_UPDATE_INTERVAL) || (last_update == 0)) {
+
+        _analog = analogRead(0);
+
+        DEBUG_MSG_P(PSTR("[ANALOG] Value: %d\n"), _analog);
+
+        last_update = millis();
+
+        // Send MQTT messages
+        mqttSend(getSetting("analogTmpTopic", ANALOG_TOPIC).c_str(), String(_analog).c_str());
+
+        // Send to Domoticz
+        #if ENABLE_DOMOTICZ
+        //    domoticzSend("dczTmpIdx", 0, _analog);
+        #endif
+
+        // Update websocket clients
+        char buffer[100];
+        sprintf_P(buffer, PSTR("{\"analogVisible\": 1, \"analogValue\": %d}"), _analog);
+        wsSend(buffer);
+
+    }
+
+}
+
+#endif
diff --git a/code/espurna/config/hardware.h b/code/espurna/config/hardware.h
index 1d02f061..825729c7 100644
--- a/code/espurna/config/hardware.h
+++ b/code/espurna/config/hardware.h
@@ -35,6 +35,13 @@
 	#define LED1_PIN            2
     #define LED1_PIN_INVERSE    1
 
+#elif defined(D1_MINI)
+    #define MANUFACTURER       "WEMOS"
+    #define DEVICE             "D1_MINI"
+    #define LED1_PIN           2
+    #define LED1_PIN_INVERSE   1
+
+
 #elif defined(D1_RELAYSHIELD)
 
     #define MANUFACTURER        "WEMOS"
diff --git a/code/espurna/config/sensors.h b/code/espurna/config/sensors.h
index bd2c069d..45cbd25c 100644
--- a/code/espurna/config/sensors.h
+++ b/code/espurna/config/sensors.h
@@ -25,6 +25,14 @@
 #define HUMIDITY_DRY            2
 #define HUMIDITY_WET            3
 
+//--------------------------------------------------------------------------------
+// Analog sensor
+// Enable support by passing ENABLE_ANALOG=1 build flag
+//--------------------------------------------------------------------------------
+
+#define ANALOG_UPDATE_INTERVAL      60000
+#define ANALOG_TOPIC    "/analog"
+
 //--------------------------------------------------------------------------------
 // DS18B20 temperature sensor
 // Enable support by passing ENABLE_DS18B20=1 build flag
diff --git a/code/espurna/espurna.ino b/code/espurna/espurna.ino
index 5dd8b02b..2db8de36 100644
--- a/code/espurna/espurna.ino
+++ b/code/espurna/espurna.ino
@@ -181,6 +181,9 @@ void setup() {
     #if ENABLE_DS18B20
         dsSetup();
     #endif
+    #if ENABLE_ANALOG
+        analogSetup();
+    #endif
     #if ENABLE_DHT
         dhtSetup();
     #endif
@@ -218,6 +221,9 @@ void loop() {
     #if ENABLE_DS18B20
         dsLoop();
     #endif
+    #if ENABLE_ANALOG
+        analogLoop();
+    #endif
     #if ENABLE_DHT
         dhtLoop();
     #endif
diff --git a/code/html/index.html b/code/html/index.html
index a4be8021..88c6b255 100644
--- a/code/html/index.html
+++ b/code/html/index.html
@@ -178,6 +178,11 @@
                                     <input class="pure-u-1 pure-u-sm-3-4" type="text" name="mqttStatus" readonly />
                                 </div>
 
+                                <div class="pure-g module module-analog">
+                                    <label class="pure-u-1 pure-u-sm-1-4" for="analogValue">Analog</label>
+                                    <input class="pure-u-1 pure-u-sm-3-4" type="text" name="analogValue" readonly />
+                                </div>
+
                                 <div class="pure-g module module-ds">
                                     <label class="pure-u-1 pure-u-sm-1-4" for="dsTmp">Temperature (<span id="tmpUnit"></span>)</label>
                                     <input class="pure-u-1 pure-u-sm-3-4" type="text" name="dsTmp" readonly />
diff --git a/code/platformio.ini b/code/platformio.ini
index 5c99ce4f..f38db50d 100644
--- a/code/platformio.ini
+++ b/code/platformio.ini
@@ -31,6 +31,14 @@ lib_deps =
 lib_ignore =
 
 # ------------------------------------------------------------------------------
+[env:d1-analog]
+platform = espressif8266
+framework = arduino
+board = d1_mini
+lib_deps = ${common.lib_deps}
+lib_ignore = ${common.lib_ignore}
+extra_script = pio_hooks.py
+build_flags = ${common.build_flags} -DD1_MINI -DENABLE_DS18B20=1 -DDS_PIN=14 -DENABLE_ADC_VCC=0 -DMQTT_USE_ASYNC=0 -DENABLE_ANALOG=1 -DNOWSAUTH
 
 [env:d1-debug]
 platform = espressif8266