Diff: RELAYService.h

Revision:

0:027b7829b46a

diff -r 000000000000 -r 027b7829b46a RELAYService.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/RELAYService.h	Fri Jan 19 02:38:38 2018 +0000
@@ -0,0 +1,93 @@
+#ifndef __BLE_RELAY_SERVICE_H__
+#define __BLE_RELAY_SERVICE_H__
+
+#include "mbed.h"
+#include "ble/BLE.h"
+#include "ble/Gap.h"
+#include "ImobStateService.h"
+
+#define RELAY_TIME 1000000 // us
+#define CTR12V_TIME 100000 // us
+
+class RELAYService {
+public:
+    const static uint16_t RELAY_SERVICE_UUID = 0xC000;
+    const static uint16_t RELAY_STATE_CHARACTERISTIC_UUID = 0xC001;
+
+    RELAYService(BLEDevice &_ble, ImobStateService * imobStateServicePtr) : 
+        ble(_ble),
+        relayState(0),
+        actuatedRelay(P0_10,0),
+        Ctr12v(P0_3,0),        
+        ISS(imobStateServicePtr),
+        RelayCharacteristic(RELAY_STATE_CHARACTERISTIC_UUID, &relayState, GattCharacteristic::BLE_GATT_CHAR_PROPERTIES_NOTIFY)
+    {
+        GattCharacteristic *charTable[] = {&RelayCharacteristic};
+        GattService relayService(RELAY_SERVICE_UUID, charTable, sizeof(charTable) / sizeof(GattCharacteristic *));
+
+        ble.addService(relayService);
+
+        ble.gap().onDisconnection(this, &RELAYService::onDisconnectionFilter);
+        ble.gattServer().onDataWritten(this, &RELAYService::onDataWritten);
+    }
+
+    GattAttribute::Handle_t getValueHandle() const 
+    {
+        return RelayCharacteristic.getValueHandle();
+    }
+    
+    void updateRelayState(uint8_t newRelayState) {
+        relayState = newRelayState;
+        actuatedRelay = newRelayState;
+        ble.gattServer().write(RelayCharacteristic.getValueHandle(), &relayState, 1);
+    }
+    
+    void activate()
+    {
+        Ctr12v = 1;
+        wait_us(CTR12V_TIME);
+        updateRelayState(1);
+        wait_us(RELAY_TIME);//depending of the time switching desired
+        updateRelayState(0);
+        wait_us(CTR12V_TIME);
+        Ctr12v = 0;   
+    }
+
+protected:
+
+    void onDisconnectionFilter(const Gap::DisconnectionCallbackParams_t *params)
+    {   
+        if(authenticated && activated)
+        {
+            activate();
+            //ISS->resetAuthenticationValues();
+        }
+    }
+    
+    virtual void onDataWritten(const GattWriteCallbackParams *params)
+    {          
+        if ((params->handle == RelayCharacteristic.getValueHandle()) && (params->len == 1) && authenticated)
+        {
+            activate();
+            ISS->resetAuthenticationValues();
+            
+            if(!activated)
+                ISS->updateActivationValue(1);
+        }
+        else
+            updateRelayState(0);
+    }     
+
+private:
+    
+    BLEDevice &ble;
+    uint8_t relayState;
+    DigitalOut actuatedRelay;
+    DigitalOut Ctr12v;
+    
+    ImobStateService * ISS;
+
+    ReadWriteGattCharacteristic<uint8_t> RelayCharacteristic;
+};
+
+#endif /* #ifndef __BLE_RELAY_SERVICE_H__ */
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