Redbear Nano firmware using Sandroide and showing how to send custom strings and parameters to the Android application

Dependencies:   BLE_API MbedJSONValue mbed nRF51822

Fork of BLE_RedBearNano-SAndroidEDevice by gio wild

Revision:
4:2ef9b332fa7c
Parent:
3:16b7d807fa8c
--- a/main.cpp	Thu Oct 05 15:00:10 2017 +0000
+++ b/main.cpp	Fri Oct 06 10:05:45 2017 +0000
@@ -475,10 +475,29 @@
     enqueueItem(toSendQueue, buf, len);
 }
 
+AnalogIn ain(P0_6);
+void fnCustomParameter() {
+    unsigned short val,max;
+    int i;
+    if (ble.getGapState().connected) {
+        i=0;
+        max=0;
+        while(i++<300) {  // read the max of 3 consecutive samples = 3*100 (100=10ms/100us)
+            val = ain.read_u16();
+            if (val>max) max=val;
+            wait_us(100);
+        }
+        
+        // enqueue into bluetooth queue
+        uint8_t buf[TXRX_BUF_LEN];
+        int len = sprintf((char *)buf,"W%d",val);
+        enqueueItem(toSendQueue, buf, len);
+    }
+}
+
 
 int main(void)
 {
-    
     for (int i=0;i<maxPins;i++) {
         pinTypes[i] = PIN_NOTSET;
         prevValues[i] = 0;
@@ -488,6 +507,11 @@
         pinGroups[i]=NO_GROUP;
     }
 
+    initPin(28,PIN_OUTPUT);
+    initPin(29,PIN_OUTPUT);
+    writeDigital(28,0);
+    writeDigital(29,1);
+
     ble.init();
     ble.onDisconnection(disconnectionCallback);
     ble.onDataWritten(WrittenHandler);  
@@ -520,6 +544,9 @@
 
     Ticker gcdTicker;
     gcdTicker.attach(changeGcdTiming, 5);
+
+    Ticker customParameterTicker;
+    customParameterTicker.attach(fnCustomParameter, 5);
     
     recvQueue = ConstructQueue(40);
     toSendQueue = ConstructQueue(40);