Revision 4:9500e2b7cc36, committed 2016-02-24

Comitter:

andynovak

Date:

Wed Feb 24 18:38:54 2016 +0000

Parent:

3:f530ca03e014

Commit message:

Made a simplified version of RedBearLab's SimpleControls for a one input iOS app

Changed in this revision

--- a/Servo.cpp	Thu Jan 07 02:43:53 2016 +0000
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,42 +0,0 @@
-/*
-
-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.
-
-*/
-
-#include "Servo.h"
-
-Servo::Servo(PinName pin) : _servo(pin)
-{
-    _servo.period_ms(20);
-}
-
-Servo::~Servo(void)
-{
-    
-}
-
-void Servo::write(unsigned char degree)
-{
-    convert(degree);
-    _servo.pulsewidth_us(pulse);
-}
-
-void Servo::convert(unsigned char degree)
-{
-    // 0~180 degree correspond to 500~2500
-    pulse = degree * 11 + 500;
-}

--- a/Servo.h	Thu Jan 07 02:43:53 2016 +0000
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,40 +0,0 @@
-/*
-
-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.
-
-*/
-
-#ifndef _SERVO_H
-#define _SERVO_H
-
-#include "mbed.h"
-
-class Servo
-{
-public:
-    Servo(PinName pin);
-    ~Servo(void);
-    
-    void write(unsigned char degree);
-
-private:
-    void convert(unsigned char degree);
-    
-    PwmOut _servo;
-    unsigned int pulse;
-};
-
-#endif
\ No newline at end of file

--- a/main.cpp	Thu Jan 07 02:43:53 2016 +0000
+++ b/main.cpp	Wed Feb 24 18:38:54 2016 +0000
@@ -1,5 +1,7 @@
 /*
 
+This code is taken from RedBearLab's SimpleControl example, and stripped down and modified slightly.
+
 Copyright (c) 2012-2014 RedBearLab
 
 Permission is hereby granted, free of charge, to any person obtaining a copy of this software 
@@ -19,8 +21,6 @@
 
 #include "mbed.h"
 #include "ble/BLE.h"
-#include "Servo.h"
-
 
 #define BLE_UUID_TXRX_SERVICE            0x0000 /**< The UUID of the Nordic UART Service. */
 #define BLE_UUID_TX_CHARACTERISTIC       0x0002 /**< The UUID of the TX Characteristic. */
@@ -28,23 +28,15 @@
 
 #define TXRX_BUF_LEN                     20
 
-#define DIGITAL_OUT_PIN                  P0_9       //TXD
+#define DIGITAL_OUT_PIN                  p19       //TXD
 #define DIGITAL_IN_PIN                   P0_10      //CTS
-#define PWM_PIN                          P0_11      //RXD
-#define SERVO_PIN                        P0_8       //RTS
-#define ANALOG_IN_PIN                    P0_4       //P04
 
 BLE             ble;
 
 DigitalOut      LED_SET(DIGITAL_OUT_PIN);
+DigitalOut      LEDOut(P0_5);
 DigitalIn       BUTTON(DIGITAL_IN_PIN);
-PwmOut          PWM(PWM_PIN);
-AnalogIn        ANALOG(ANALOG_IN_PIN);
-Servo           MYSERVO(SERVO_PIN);
 
-//Serial pc(USBTX, USBRX);
-
-static uint8_t analog_enabled = 0;
 static uint8_t old_state = 0;
 
 // The Nordic UART Service
@@ -57,24 +49,15 @@
 uint8_t txPayload[TXRX_BUF_LEN] = {0,};
 uint8_t rxPayload[TXRX_BUF_LEN] = {0,};
 
-//static uint8_t rx_buf[TXRX_BUF_LEN];
-//static uint8_t rx_len=0;
 
-
-GattCharacteristic  txCharacteristic (uart_tx_uuid, txPayload, 1, TXRX_BUF_LEN, GattCharacteristic::BLE_GATT_CHAR_PROPERTIES_WRITE | GattCharacteristic::BLE_GATT_CHAR_PROPERTIES_WRITE_WITHOUT_RESPONSE);
-                                      
-GattCharacteristic  rxCharacteristic (uart_rx_uuid, rxPayload, 1, TXRX_BUF_LEN, GattCharacteristic::BLE_GATT_CHAR_PROPERTIES_NOTIFY);
-                                      
+GattCharacteristic  txCharacteristic (uart_tx_uuid, txPayload, 1, TXRX_BUF_LEN, GattCharacteristic::BLE_GATT_CHAR_PROPERTIES_WRITE | GattCharacteristic::BLE_GATT_CHAR_PROPERTIES_WRITE_WITHOUT_RESPONSE);                                    
+GattCharacteristic  rxCharacteristic (uart_rx_uuid, rxPayload, 1, TXRX_BUF_LEN, GattCharacteristic::BLE_GATT_CHAR_PROPERTIES_NOTIFY);                                      
 GattCharacteristic *uartChars[] = {&txCharacteristic, &rxCharacteristic};
-
 GattService         uartService(uart_base_uuid, uartChars, sizeof(uartChars) / sizeof(GattCharacteristic *));
 
 
-
 void disconnectionCallback(const Gap::DisconnectionCallbackParams_t *params)
 {
-    //pc.printf("Disconnected \r\n");
-    //pc.printf("Restart advertising \r\n");
     ble.gap().startAdvertising();
 }
 
@@ -89,75 +72,25 @@
         memset(txPayload, 0, TXRX_BUF_LEN);
         memcpy(txPayload, buf, TXRX_BUF_LEN);       
         
-        //for(index=0; index<bytesRead; index++)
-            //pc.putc(buf[index]);
+        //executed when phone connected to Nano    
+        if(buf[0] == 0x04){            
+            //have LED blink twice to indicate connection established
+            LEDOut = 1;
+            wait(0.1);
+            LEDOut = 0;
+            wait(0.1);
+            LEDOut = 1;
+            wait(0.1);
+            LEDOut = 0;
             
-        if(buf[0] == 0x01)
-        {
-            if(buf[1] == 0x01)
-                LED_SET = 1;
-            else
-                LED_SET = 0;    
-        }
-        else if(buf[0] == 0xA0)
-        {
-            if(buf[1] == 0x01)
-                analog_enabled = 1;
-            else
-                analog_enabled = 0;
-        }
-        else if(buf[0] == 0x02)
-        {
-            float value = (float)buf[1]/255;
-            PWM = value;
-        }
-        else if(buf[0] == 0x03)
-        {
-            MYSERVO.write(buf[1]);
-        }
-        else if(buf[0] == 0x04)
-        {
-            analog_enabled = 0;
-            PWM = 0;
-            MYSERVO.write(0);
-            LED_SET = 0;
-            old_state = 0;    
-        }
-
+            old_state = 1; 
+            }
     }
 }
-/*
-void uartCB(void)
-{   
-    while(pc.readable())    
-    {
-        rx_buf[rx_len++] = pc.getc();    
-        if(rx_len>=20 || rx_buf[rx_len-1]=='\0' || rx_buf[rx_len-1]=='\n')
-        {
-            ble.updateCharacteristicValue(rxCharacteristic.getValueAttribute().getHandle(), rx_buf, rx_len); 
-            pc.printf("RecHandler \r\n");
-            pc.printf("Length: ");
-            pc.putc(rx_len);
-            pc.printf("\r\n");
-            rx_len = 0;
-            break;
-        }
-    }
-}
-*/
+
 void m_status_check_handle(void)
 {   
     uint8_t buf[3];
-    if (analog_enabled)  // if analog reading enabled
-    {
-        // Read and send out
-        float s = ANALOG;
-        uint16_t value = s*1024; 
-        buf[0] = (0x0B);
-        buf[1] = (value >> 8);
-        buf[2] = (value);
-        ble.updateCharacteristicValue(rxCharacteristic.getValueAttribute().getHandle(), buf, 3); 
-    }
     
     // If digital in changes, report the state
     if (BUTTON != old_state)
@@ -168,7 +101,9 @@
         {
             buf[0] = (0x0A);
             buf[1] = (0x01);
-            buf[2] = (0x00);    
+            buf[2] = (0x00); 
+            LED_SET = 1;   
+            LEDOut = 0;
             ble.updateCharacteristicValue(rxCharacteristic.getValueAttribute().getHandle(), buf, 3); 
         }
         else
@@ -176,6 +111,8 @@
             buf[0] = (0x0A);
             buf[1] = (0x00);
             buf[2] = (0x00);
+            LED_SET = 0;
+            LEDOut = 1;
            ble.updateCharacteristicValue(rxCharacteristic.getValueAttribute().getHandle(), buf, 3); 
         }
     }
@@ -191,11 +128,6 @@
     ble.onDisconnection(disconnectionCallback);
     ble.onDataWritten(WrittenHandler);  
     
-    //pc.baud(9600);
-    //pc.printf("SimpleChat Init \r\n");
-
-    //pc.attach( uartCB , pc.RxIrq);
-    
     // setup advertising 
     ble.accumulateAdvertisingPayload(GapAdvertisingData::BREDR_NOT_SUPPORTED);
     ble.setAdvertisingType(GapAdvertisingParams::ADV_CONNECTABLE_UNDIRECTED);
@@ -210,41 +142,9 @@
     
     ble.startAdvertising(); 
     
-    //pc.printf("Advertising Start \r\n");
     
     while(1)
     {
         ble.waitForEvent(); 
     }
-}
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+}
\ No newline at end of file