Diff: source/main.cpp

Revision:

0:4d76c0bc0f78

Child:

2:f3768a226561

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/source/main.cpp	Tue Jun 27 05:18:38 2017 +0000
@@ -0,0 +1,159 @@
+/* mbed Microcontroller Library
+ * Copyright (c) 2006-2014 ARM Limited
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include <events/mbed_events.h>
+#include <mbed.h>
+#include "ble/BLE.h"
+#include "ble/Gap.h"
+#include "CCS811.h"
+#include "AirQualityService.h"
+
+//initial function pin
+Serial pc(p5, p4);
+I2C i2c(p3, p2);
+DigitalOut ledR(p16, 1);
+CCS811 ccs811(i2c);
+
+static AirQualityService *AQSPtr;
+static uint16_t eco2, tvoc;
+
+const static char     DEVICE_NAME[] = "MtConnect04sMtSense02";
+static const uint16_t uuid16_list[] = {GattService::UUID_BATTERY_SERVICE};
+
+
+static EventQueue eventQueue(/* event count */ 16 * EVENTS_EVENT_SIZE);
+
+void disconnectionCallback(const Gap::DisconnectionCallbackParams_t *params)
+{
+    BLE::Instance().gap().startAdvertising();
+}
+
+void updateSensorValue() {
+    
+    ledR = 0;
+    
+    uint16_t revertECO2 = (eco2>>8) | (eco2<<8);
+    uint16_t revertTVOC = (tvoc>>8) | (tvoc<<8);
+    
+    AQSPtr->updateCO2(revertECO2);
+    AQSPtr->updateTVOC(revertTVOC);
+    
+}
+
+void blinkCallback(void)
+{
+    ledR = !ledR; /* Do blinky on LED1 while we're waiting for BLE events */
+}
+
+void CCS811Callback(void) {
+    
+    ccs811.readData(&eco2, &tvoc);
+    
+    BLE &ble = BLE::Instance();
+    if (ble.gap().getState().connected) {
+        eventQueue.call(updateSensorValue);
+    }
+    
+    pc.printf("eco2:%8d, tvoc:%8d\r\n", eco2, tvoc);
+    
+}
+
+/**
+ * This function is called when the ble initialization process has failled
+ */
+void onBleInitError(BLE &ble, ble_error_t error)
+{
+    /* Initialization error handling should go here */
+}
+
+/**
+ * Callback triggered when the ble initialization process has finished
+ */
+void bleInitComplete(BLE::InitializationCompleteCallbackContext *params)
+{
+    BLE&        ble   = params->ble;
+    ble_error_t error = params->error;
+
+
+    uint8_t co2CID[16] = {
+            0x00,  'M',  'T', 'M',
+            'C' ,  'O',  '2', 0xFF,
+            0xFF, 0xFF, 0xFF, 0xFF,
+            0xFF, 0xFF, 0xFF, 0xFF
+    };
+    
+    uint8_t tvocCID[16] = {
+            0x00,  'M',  'T', 'M' ,
+            'T' ,  'V',  'O', 'C' ,
+            0xFF, 0xFF, 0xFF, 0xFF,
+            0xFF, 0xFF, 0xFF, 0xFF
+    };
+    
+    UUID CO2CID (co2CID);
+    UUID TVOCCID(tvocCID);
+    
+    AQSPtr = new AirQualityService(ble, CO2CID, TVOCCID);
+
+
+    if (error != BLE_ERROR_NONE) {
+        /* In case of error, forward the error handling to onBleInitError */
+        onBleInitError(ble, error);
+        return;
+    }
+
+    /* Ensure that it is the default instance of BLE */
+    if(ble.getInstanceID() != BLE::DEFAULT_INSTANCE) {
+        return;
+    }
+
+    ble.gap().onDisconnection(disconnectionCallback);
+
+    /* Setup advertising */
+    ble.gap().accumulateAdvertisingPayload(GapAdvertisingData::BREDR_NOT_SUPPORTED | GapAdvertisingData::LE_GENERAL_DISCOVERABLE);
+//    ble.gap().accumulateAdvertisingPayload(GapAdvertisingData::COMPLETE_LIST_16BIT_SERVICE_IDS, (uint8_t *) uuid16_list, sizeof(uuid16_list));
+    ble.gap().accumulateAdvertisingPayload(GapAdvertisingData::COMPLETE_LOCAL_NAME, (uint8_t *) DEVICE_NAME, sizeof(DEVICE_NAME));
+    ble.gap().setAdvertisingType(GapAdvertisingParams::ADV_CONNECTABLE_UNDIRECTED);
+    ble.gap().setAdvertisingInterval(100); /* 1000ms */
+    ble.gap().startAdvertising();
+}
+
+void scheduleBleEventsProcessing(BLE::OnEventsToProcessCallbackContext* context) {
+    BLE &ble = BLE::Instance();
+    eventQueue.call(Callback<void()>(&ble, &BLE::processEvents));
+}
+
+int main()
+{
+    pc.set_flow_control(SerialBase::Disabled);
+    pc.baud(115200);
+    pc.printf("\r\n");
+    pc.printf("Welcome MTM Node !\r\n");
+    
+    eventQueue.call_every(500, blinkCallback);
+ 
+    
+    ccs811.init();
+//    ccs811.softRest();
+    eventQueue.call_every(1000, CCS811Callback);
+
+    BLE &ble = BLE::Instance();
+    ble.onEventsToProcess(scheduleBleEventsProcessing);
+    ble.init(bleInitComplete);
+
+    eventQueue.dispatch_forever();
+
+    return 0;
+}