youyou yu
tmeperature to mobile phone
Dependencies: BLE_API MPU6050 mbed nRF51822
Fork of
BLE_HeartRate
by 
Bluetooth Low Energy
Revision 7:c08bcc5e6537, committed 2014-06-10
- Comitter:
- youyou
- Date:
- Tue Jun 10 04:56:06 2014 +0000
- Parent:
- 6:3a49b577f2ae
- Commit message:
- BLE_temperature
Changed in this revision
diff -r 3a49b577f2ae -r c08bcc5e6537 MPU6050.lib --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/MPU6050.lib Tue Jun 10 04:56:06 2014 +0000 @@ -0,0 +1,1 @@ +http://mbed.org/users/youyou/code/MPU6050/#fc3387f4d84b
diff -r 3a49b577f2ae -r c08bcc5e6537 main.cpp
--- a/main.cpp Thu Jun 05 09:17:59 2014 +0000
+++ b/main.cpp Tue Jun 10 04:56:06 2014 +0000
@@ -16,23 +16,33 @@
#include "mbed.h"
#include "nRF51822n.h"
+#include "MPU6050.h"
nRF51822n nrf; /* BLE radio driver */
-DigitalOut led1(LED1);
-DigitalOut led2(LED2);
-Ticker flipper;
Serial pc(USBTX, USBRX);
+MPU6050 mpu(P0_22, P0_20);
/* Battery Level Service */
-uint8_t batt = 72; /* Battery level */
-uint8_t read_batt = 0; /* Variable to hold battery level reads */
+uint8_t batt = 88; /* Battery level */
+
GattService battService (GattService::UUID_BATTERY_SERVICE);
GattCharacteristic battLevel (GattCharacteristic::UUID_BATTERY_LEVEL_CHAR,
1,
1,
GattCharacteristic::BLE_GATT_CHAR_PROPERTIES_NOTIFY |
GattCharacteristic::BLE_GATT_CHAR_PROPERTIES_READ);
+
+GattService tempService (GattService::UUID_HEALTH_THERMOMETER_SERVICE);
+GattCharacteristic tempLevel (GattCharacteristic::UUID_TEMPERATURE_MEASUREMENT_CHAR,
+ 2,
+ 3,
+ GattCharacteristic::BLE_GATT_CHAR_PROPERTIES_NOTIFY);
+GattCharacteristic tempLocation (
+ GattCharacteristic::UUID_BODY_SENSOR_LOCATION_CHAR,
+ 1,
+ 1,
+ GattCharacteristic::BLE_GATT_CHAR_PROPERTIES_READ);
/* Heart Rate Service */
/* Service: https://developer.bluetooth.org/gatt/services/Pages/ServiceViewer.aspx?u=org.bluetooth.service.heart_rate.xml */
@@ -51,7 +61,7 @@
GattCharacteristic::BLE_GATT_CHAR_PROPERTIES_READ);
/* Device Information service */
-uint8_t deviceName[4] = {'m', 'b', 'e', 'd'};
+uint8_t deviceName[] = {'Y', 'o', 'u','Y', 'o', 'u'};
GattService deviceInformationService (
GattService::UUID_DEVICE_INFORMATION_SERVICE);
GattCharacteristic deviceManufacturer (
@@ -59,6 +69,12 @@
sizeof(deviceName),
sizeof(deviceName),
GattCharacteristic::BLE_GATT_CHAR_PROPERTIES_READ);
+uint8_t version[]={'Y', 'o', 'u','Y', 'o', 'u',' ','1','.','0'};
+GattCharacteristic firmwareVersion (
+ GattCharacteristic::UUID_FIRMWARE_REVISION_STRING_CHAR,
+ sizeof(version),
+ sizeof(version),
+ GattCharacteristic::BLE_GATT_CHAR_PROPERTIES_READ);
/* Advertising data and parameters */
GapAdvertisingData advData;
@@ -66,9 +82,8 @@
GapAdvertisingParams advParams (GapAdvertisingParams::ADV_CONNECTABLE_UNDIRECTED);
uint16_t uuid16_list[] = {GattService::UUID_BATTERY_SERVICE,
GattService::UUID_DEVICE_INFORMATION_SERVICE,
- GattService::UUID_HEART_RATE_SERVICE};
-
-void tickerCallback(void);
+ GattService::UUID_HEART_RATE_SERVICE,
+ GattService::UUID_HEALTH_THERMOMETER_SERVICE};
/**************************************************************************/
/*!
@@ -80,20 +95,20 @@
{
virtual void onTimeout(void)
{
- pc.printf("Advertising Timeout!\n\r");
+ pc.printf("Advertising Timeout!\r\n");
// Restart the advertising process with a much slower interval,
// only start advertising again after a button press, etc.
}
virtual void onConnected(void)
{
- pc.printf("Connected!\n\r");
+ pc.printf("Connected!\r\n");
}
virtual void onDisconnected(void)
{
- pc.printf("Disconnected!\n\r");
- pc.printf("Restarting the advertising process\n\r");
+ pc.printf("Disconnected!\r\n");
+ pc.printf("Restarting the advertising process\r\n");
nrf.getGap().startAdvertising(advParams);
}
};
@@ -112,14 +127,20 @@
virtual void onUpdatesEnabled(uint16_t charHandle)
{
if (charHandle == hrmRate.getHandle()) {
- pc.printf("Heart rate notify enabled\n\r");
+ pc.printf("Heart rate notify enabled\r\n");
+ }
+ if (charHandle == tempLevel.getHandle()) {
+ pc.printf("Temperature notify enabled\r\n");
}
}
virtual void onUpdatesDisabled(uint16_t charHandle)
{
if (charHandle == hrmRate.getHandle()) {
- pc.printf("Heart rate notify disabled\n\r");
+ pc.printf("Heart rate notify disabled\r\n");
+ }
+ if (charHandle == tempLevel.getHandle()) {
+ pc.printf("Temperature notify disabled\r\n");
}
}
@@ -133,17 +154,17 @@
/**************************************************************************/
int main(void)
{
- /* Setup blinky: led1 is toggled in main, led2 is toggled via Ticker */
- led1 = 1;
- led2 = 1;
- flipper.attach(&tickerCallback, 1.0);
-
+ float accdata[3];
+ uint16_t time=0;
+ wait(1);
+ pc.baud(38400);
+
/* Setup the local GAP/GATT event handlers */
nrf.getGap().setEventHandler(new GapEventHandler());
nrf.getGattServer().setEventHandler(new GattServerEventHandler());
/* Initialise the nRF51822 */
- pc.printf("Initialising the nRF51822\n\r");
+ pc.printf("Initialising the nRF51822...\r\n");
nrf.init();
/* Make sure we get a clean start */
@@ -162,22 +183,47 @@
/* Add the Device Information service */
deviceInformationService.addCharacteristic(deviceManufacturer);
+ deviceInformationService.addCharacteristic(firmwareVersion);
nrf.getGattServer().addService(deviceInformationService);
/* Add the Heart Rate service */
hrmService.addCharacteristic(hrmRate);
hrmService.addCharacteristic(hrmLocation);
nrf.getGattServer().addService(hrmService);
+
+ tempService.addCharacteristic(tempLevel);
+ tempService.addCharacteristic(tempLocation);
+ nrf.getGattServer().addService(tempService);
/* Start advertising (make sure you've added all your data first) */
nrf.getGap().startAdvertising(advParams);
+
+
+ mpu.setFrequency(100000);
+ wait_ms(10);
+ if (mpu.testConnection())
+ {
+ pc.printf("MPU connection succeeded!\r\n");
+ }
+ else
+ {
+ pc.printf("MPU connection failed!\r\n"); //Todo: If connection fails, retry a couple times. Try resetting MPU (this would need another wire?)
+ }
+ wait(2);
+ mpu.setSleepMode(false);
+ mpu.setBW(MPU6050_BW_20);
+ mpu.setGyroRange(MPU6050_GYRO_RANGE_500);
+ mpu.setAcceleroRange(MPU6050_ACCELERO_RANGE_2G);
+
/* Wait until we are connected to a central device before updating
* anything */
- pc.printf("Waiting for a connection ...");
+ pc.printf("Waiting for a connection ...\r\n");
while (!nrf.getGap().state.connected) {
}
- pc.printf("Connected!\n\r");
+ wait(3);
+
+ pc.printf("Connected!\r\n");
/* Now that we're live, update the battery level characteristic, and */
/* change the device manufacturer characteristic to 'mbed' */
@@ -186,7 +232,10 @@
nrf.getGattServer().updateValue(deviceManufacturer.getHandle(),
deviceName,
sizeof(deviceName));
-
+ nrf.getGattServer().updateValue(firmwareVersion.getHandle(),
+ version,
+ sizeof(version));
+
/* Set the heart rate monitor location (one time only) */
/* See --> https://developer.bluetooth.org/gatt/characteristics/Pages/CharacteristicViewer.aspx?u=org.bluetooth.characteristic.body_sensor_location.xml */
uint8_t location = 0x03; /* Finger */
@@ -194,20 +243,23 @@
nrf.getGattServer().updateValue(hrmLocation.getHandle(),
(uint8_t *)&location,
sizeof(location));
+ nrf.getGattServer().updateValue(tempLocation.getHandle(),
+ (uint8_t *)&location,
+ sizeof(location));
- /* Do blinky on LED1 while we're waiting for BLE events */
- for (;; ) {
- led1 = !led1;
+
+ for (;; )
+ {
wait(1);
- /* Update battery level */
+ /* Update battery level
batt++;
if (batt > 100) {
batt = 72;
}
nrf.getGattServer().updateValue(battLevel.getHandle(),
(uint8_t *)&batt,
- sizeof(batt));
+ sizeof(batt)); */
/* Update the HRM measurement */
/* First byte = 8-bit values, no extra info, Second byte = uint8_t HRM value */
@@ -218,15 +270,21 @@
}
uint8_t bpm[2] = {0x00, hrmCounter};
nrf.getGattServer().updateValue(hrmRate.getHandle(), bpm, sizeof(bpm));
+
+ float f =mpu.getTemp();
+ int t = f;
+ uint8_t temper[2];
+ temper[0]=t>>8;
+ temper[1]=t;
+ nrf.getGattServer().updateValue(tempLevel.getHandle(), temper, sizeof(temper));
+
+ pc.printf("HRM:");
+ pc.printf("%d",hrmCounter);
+ pc.printf(" Temperature:");
+ pc.printf("%.2f",f);
+ pc.printf(" ");
+ mpu.getAccelero(accdata);
+ time++;
+ pc.printf("X:%.2f Y:%.2f Z:%.2f Time:%ds\r\n",accdata[0], accdata[1], accdata[2],time);
}
-}
-
-/**************************************************************************/
-/*!
- @brief Ticker callback to switch led2 state
-*/
-/**************************************************************************/
-void tickerCallback(void)
-{
- led2 = !led2;
-}
+}
\ No newline at end of file
diff -r 3a49b577f2ae -r c08bcc5e6537 mbed.bld --- a/mbed.bld Thu Jun 05 09:17:59 2014 +0000 +++ b/mbed.bld Tue Jun 10 04:56:06 2014 +0000 @@ -1,1 +1,1 @@ -http://mbed.org/users/mbed_official/code/mbed/builds/7d30d6019079 \ No newline at end of file +http://mbed.org/users/mbed_official/code/mbed/builds/0b3ab51c8877 \ No newline at end of file