Diff: main.cpp

Revision:

0:5f632ba61cb5

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/main.cpp	Sun Sep 24 09:49:58 2017 +0000
@@ -0,0 +1,197 @@
+/*
+
+Copyright (c) 2012-2014 RedBearLab
+
+Permission is hereby granted, free of charge, to any person obtaining a copy of this software 
+and associated documentation files (the "Software"), to deal in the Software without restriction, 
+including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, 
+and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so, 
+subject to the following conditions:
+The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, 
+INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR 
+PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE 
+FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, 
+ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
+*/
+
+/*
+ *    The application works with the BlueJelly.js
+ *
+ *    http://jellyware.jp/kurage/
+ *    https://github.com/electricbaka/bluejelly
+ *
+ */
+ 
+//======================================================================
+//Grobal
+//====================================================================== 
+//------------------------------------------------------------
+//Include Header Files
+//------------------------------------------------------------ 
+#include "mbed.h"
+#include "ble/BLE.h"
+
+
+//------------------------------------------------------------
+//Definition
+//------------------------------------------------------------ 
+#define TXRX_BUF_LEN 20                     //max 20[byte]
+#define DEVICE_LOCAL_NAME "BlueJelly"     
+#define ADVERTISING_INTERVAL 160            //160 * 0.625[ms] = 100[ms]
+#define TICKER_TIME 200000                  //200000[us] = 200[ms]
+#define DIGITAL_OUT_PIN P0_29
+#define ANALOG_IN_PIN1 P0_5
+#define ANALOG_IN_PIN2 P0_4
+
+
+//------------------------------------------------------------
+//Object generation
+//------------------------------------------------------------ 
+BLE ble;
+DigitalOut      LED_SET(DIGITAL_OUT_PIN);
+AnalogIn        ANALOG1(ANALOG_IN_PIN1);
+AnalogIn        ANALOG2(ANALOG_IN_PIN2);
+
+
+//------------------------------------------------------------
+//Service & Characteristic Setting
+//------------------------------------------------------------ 
+//Service UUID
+static const uint8_t base_uuid[] = { 0x71, 0x3D, 0x00, 0x00, 0x50, 0x3E, 0x4C, 0x75, 0xBA, 0x94, 0x31, 0x48, 0xF1, 0x8D, 0x94, 0x1E } ;
+
+//Characteristic UUID
+static const uint8_t tx_uuid[]   = { 0x71, 0x3D, 0x00, 0x03, 0x50, 0x3E, 0x4C, 0x75, 0xBA, 0x94, 0x31, 0x48, 0xF1, 0x8D, 0x94, 0x1E } ;
+static const uint8_t rx_uuid[]   = { 0x71, 0x3D, 0x00, 0x02, 0x50, 0x3E, 0x4C, 0x75, 0xBA, 0x94, 0x31, 0x48, 0xF1, 0x8D, 0x94, 0x1E } ;
+
+//Characteristic Value
+uint8_t txPayload[TXRX_BUF_LEN] = {0,};
+uint8_t rxPayload[TXRX_BUF_LEN] = {0,};
+
+//Characteristic Property Setting etc
+GattCharacteristic  txCharacteristic (tx_uuid, txPayload, 1, TXRX_BUF_LEN, GattCharacteristic::BLE_GATT_CHAR_PROPERTIES_WRITE | GattCharacteristic::BLE_GATT_CHAR_PROPERTIES_READ);
+GattCharacteristic  rxCharacteristic (rx_uuid, rxPayload, 1, TXRX_BUF_LEN, GattCharacteristic::BLE_GATT_CHAR_PROPERTIES_NOTIFY| GattCharacteristic::BLE_GATT_CHAR_PROPERTIES_READ);
+GattCharacteristic *myChars[] = {&txCharacteristic, &rxCharacteristic};
+
+//Service Setting
+GattService         myService(base_uuid, myChars, sizeof(myChars) / sizeof(GattCharacteristic *));
+
+
+//======================================================================
+//onDisconnection
+//======================================================================
+void disconnectionCallback(const Gap::DisconnectionCallbackParams_t *params)
+{
+    ble.startAdvertising();
+}
+
+
+//======================================================================
+//onDataWritten
+//======================================================================
+void WrittenHandler(const GattWriteCallbackParams *Handler)
+{   
+    uint8_t buf[TXRX_BUF_LEN];
+    uint16_t bytesRead;
+    
+    if (Handler->handle == txCharacteristic.getValueAttribute().getHandle()) 
+    {
+        ble.readCharacteristicValue(txCharacteristic.getValueAttribute().getHandle(), buf, &bytesRead);
+        memset(txPayload, 0, TXRX_BUF_LEN);
+        memcpy(txPayload, buf, TXRX_BUF_LEN); 
+       
+        if(buf[0] == 1)
+            LED_SET = 1;
+        else
+            LED_SET = 0;
+    }
+}
+
+
+//======================================================================
+//onTimeout
+//======================================================================
+void m_status_check_handle(void)
+{   
+    uint8_t buf[2];
+
+    //Read Analog port
+    float s1 = ANALOG1;
+    float s2 = ANALOG2;
+    uint16_t value = s1/s2 * 1024;
+    
+    buf[0] = (value >> 8);
+    buf[1] = value;
+    
+    //Send out
+    ble.updateCharacteristicValue(rxCharacteristic.getValueAttribute().getHandle(), buf, 2); 
+}
+
+
+//======================================================================
+//convert reverse UUID
+//======================================================================
+void reverseUUID(const uint8_t* src, uint8_t* dst)
+{
+    int i;
+    
+    for(i=0;i<16;i++)
+        dst[i] = src[15 - i];
+}
+
+
+//======================================================================
+//main
+//======================================================================
+int main(void)
+{
+    uint8_t base_uuid_rev[16];
+
+    //Timer Setting [us]
+    Ticker ticker;
+    ticker.attach_us(m_status_check_handle, TICKER_TIME);
+    
+    //BLE init
+    ble.init();
+    
+    //EventListener
+    ble.onDisconnection(disconnectionCallback);
+    ble.onDataWritten(WrittenHandler);  
+
+    //------------------------------------------------------------
+    //setup advertising 
+    //------------------------------------------------------------
+    //Classic BT not support
+    ble.accumulateAdvertisingPayload(GapAdvertisingData::BREDR_NOT_SUPPORTED);
+    
+    //Connectable to Central
+    ble.setAdvertisingType(GapAdvertisingParams::ADV_CONNECTABLE_UNDIRECTED);
+    
+    //Local Name
+    ble.accumulateAdvertisingPayload(GapAdvertisingData::COMPLETE_LOCAL_NAME,
+                                    (const uint8_t *)DEVICE_LOCAL_NAME, sizeof(DEVICE_LOCAL_NAME) - 1);
+    
+    //GAP AdvertisingData                                
+    reverseUUID(base_uuid, base_uuid_rev);  
+    ble.accumulateAdvertisingPayload(GapAdvertisingData::COMPLETE_LIST_128BIT_SERVICE_IDS,
+                                    (uint8_t *)base_uuid_rev, sizeof(base_uuid));
+                                    
+    //Advertising Interval 
+    ble.setAdvertisingInterval(ADVERTISING_INTERVAL);
+
+    //Add Service
+    ble.addService(myService);
+    
+    //Start Advertising
+    ble.startAdvertising(); 
+    
+    //------------------------------------------------------------
+    //Loop
+    //------------------------------------------------------------
+    while(1)
+    {
+        ble.waitForEvent(); 
+    }
+}