makers / Mbed 2 deprecated BLENano_SimpleControls_LED

SimpleControls works with the BLEController iOS/Android App. The BLE Controll App will allow you to switch the onboard LED on/off with the control named 'Digital Out pin2'

Dependencies:   BLE_API mbed nRF51822

Fork of BLENano_SimpleControls by RedBearLab

main.cpp@2:d95ef4a128c5, 2015-03-12 (annotated)

Committer:
nitram509
Date:
Thu Mar 12 23:02:10 2015 +0000
Revision:
2:d95ef4a128c5
Parent:
1:81a97eb70d3d 
changed the control for "Digital Out" that it controls the onboard LED

Who changed what in which revision?

UserRevisionLine numberNew contents of line
RedBearLab 1:81a97eb70d3d 1 /*
RedBearLab 1:81a97eb70d3d 2
RedBearLab 1:81a97eb70d3d 3 Copyright (c) 2012-2014 RedBearLab
RedBearLab 1:81a97eb70d3d 4
RedBearLab 1:81a97eb70d3d 5 Permission is hereby granted, free of charge, to any person obtaining a copy of this software
RedBearLab 1:81a97eb70d3d 6 and associated documentation files (the "Software"), to deal in the Software without restriction,
RedBearLab 1:81a97eb70d3d 7 including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense,
RedBearLab 1:81a97eb70d3d 8 and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so,
RedBearLab 1:81a97eb70d3d 9 subject to the following conditions:
RedBearLab 1:81a97eb70d3d 10 The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software.
RedBearLab 1:81a97eb70d3d 11
RedBearLab 1:81a97eb70d3d 12 THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED,
RedBearLab 1:81a97eb70d3d 13 INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR
RedBearLab 1:81a97eb70d3d 14 PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE
RedBearLab 1:81a97eb70d3d 15 FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
RedBearLab 1:81a97eb70d3d 16 ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
RedBearLab 1:81a97eb70d3d 17
RedBearLab 1:81a97eb70d3d 18 */
RedBearLab 0:be2e4095513a 19
RedBearLab 0:be2e4095513a 20 #include "mbed.h"
RedBearLab 0:be2e4095513a 21 #include "BLEDevice.h"
RedBearLab 0:be2e4095513a 22 #include "Servo.h"
RedBearLab 0:be2e4095513a 23
RedBearLab 0:be2e4095513a 24
RedBearLab 0:be2e4095513a 25 #define BLE_UUID_TXRX_SERVICE 0x0000 /**< The UUID of the Nordic UART Service. */
RedBearLab 0:be2e4095513a 26 #define BLE_UUID_TX_CHARACTERISTIC 0x0002 /**< The UUID of the TX Characteristic. */
RedBearLab 0:be2e4095513a 27 #define BLE_UUIDS_RX_CHARACTERISTIC 0x0003 /**< The UUID of the RX Characteristic. */
RedBearLab 0:be2e4095513a 28
RedBearLab 0:be2e4095513a 29 #define TXRX_BUF_LEN 20
RedBearLab 0:be2e4095513a 30
RedBearLab 0:be2e4095513a 31 #define DIGITAL_OUT_PIN P0_9 //TXD
RedBearLab 0:be2e4095513a 32 #define DIGITAL_IN_PIN P0_10 //CTS
RedBearLab 0:be2e4095513a 33 #define PWM_PIN P0_11 //RXD
RedBearLab 0:be2e4095513a 34 #define SERVO_PIN P0_8 //RTS
RedBearLab 0:be2e4095513a 35 #define ANALOG_IN_PIN P0_4 //P04
RedBearLab 0:be2e4095513a 36
RedBearLab 0:be2e4095513a 37 BLEDevice ble;
RedBearLab 0:be2e4095513a 38
RedBearLab 0:be2e4095513a 39 DigitalOut LED_SET(DIGITAL_OUT_PIN);
nitram509 2:d95ef4a128c5 40 DigitalOut ONBOARD_LED(P0_19);
RedBearLab 0:be2e4095513a 41 DigitalIn BUTTON(DIGITAL_IN_PIN);
RedBearLab 0:be2e4095513a 42 PwmOut PWM(PWM_PIN);
RedBearLab 0:be2e4095513a 43 AnalogIn ANALOG(ANALOG_IN_PIN);
RedBearLab 0:be2e4095513a 44 Servo MYSERVO(SERVO_PIN);
RedBearLab 0:be2e4095513a 45
RedBearLab 0:be2e4095513a 46 //Serial pc(USBTX, USBRX);
RedBearLab 0:be2e4095513a 47
RedBearLab 0:be2e4095513a 48 static uint8_t analog_enabled = 0;
RedBearLab 0:be2e4095513a 49 static uint8_t old_state = 0;
RedBearLab 0:be2e4095513a 50
RedBearLab 0:be2e4095513a 51 // The Nordic UART Service
RedBearLab 0:be2e4095513a 52 static const uint8_t uart_base_uuid[] = {0x71, 0x3D, 0, 0, 0x50, 0x3E, 0x4C, 0x75, 0xBA, 0x94, 0x31, 0x48, 0xF1, 0x8D, 0x94, 0x1E};
RedBearLab 0:be2e4095513a 53 static const uint8_t uart_tx_uuid[] = {0x71, 0x3D, 0, 3, 0x50, 0x3E, 0x4C, 0x75, 0xBA, 0x94, 0x31, 0x48, 0xF1, 0x8D, 0x94, 0x1E};
RedBearLab 0:be2e4095513a 54 static const uint8_t uart_rx_uuid[] = {0x71, 0x3D, 0, 2, 0x50, 0x3E, 0x4C, 0x75, 0xBA, 0x94, 0x31, 0x48, 0xF1, 0x8D, 0x94, 0x1E};
RedBearLab 0:be2e4095513a 55 static const uint8_t uart_base_uuid_rev[] = {0x1E, 0x94, 0x8D, 0xF1, 0x48, 0x31, 0x94, 0xBA, 0x75, 0x4C, 0x3E, 0x50, 0, 0, 0x3D, 0x71};
RedBearLab 0:be2e4095513a 56
RedBearLab 0:be2e4095513a 57
RedBearLab 0:be2e4095513a 58 uint8_t txPayload[TXRX_BUF_LEN] = {0,};
RedBearLab 0:be2e4095513a 59 uint8_t rxPayload[TXRX_BUF_LEN] = {0,};
RedBearLab 0:be2e4095513a 60
RedBearLab 0:be2e4095513a 61 //static uint8_t rx_buf[TXRX_BUF_LEN];
RedBearLab 0:be2e4095513a 62 //static uint8_t rx_len=0;
RedBearLab 0:be2e4095513a 63
RedBearLab 0:be2e4095513a 64
RedBearLab 0:be2e4095513a 65 GattCharacteristic txCharacteristic (uart_tx_uuid, txPayload, 1, TXRX_BUF_LEN, GattCharacteristic::BLE_GATT_CHAR_PROPERTIES_WRITE | GattCharacteristic::BLE_GATT_CHAR_PROPERTIES_WRITE_WITHOUT_RESPONSE);
RedBearLab 0:be2e4095513a 66
RedBearLab 0:be2e4095513a 67 GattCharacteristic rxCharacteristic (uart_rx_uuid, rxPayload, 1, TXRX_BUF_LEN, GattCharacteristic::BLE_GATT_CHAR_PROPERTIES_NOTIFY);
RedBearLab 0:be2e4095513a 68
RedBearLab 0:be2e4095513a 69 GattCharacteristic *uartChars[] = {&txCharacteristic, &rxCharacteristic};
RedBearLab 0:be2e4095513a 70
RedBearLab 0:be2e4095513a 71 GattService uartService(uart_base_uuid, uartChars, sizeof(uartChars) / sizeof(GattCharacteristic *));
RedBearLab 0:be2e4095513a 72
RedBearLab 0:be2e4095513a 73
RedBearLab 0:be2e4095513a 74
RedBearLab 0:be2e4095513a 75 void disconnectionCallback(Gap::Handle_t handle, Gap::DisconnectionReason_t reason)
RedBearLab 0:be2e4095513a 76 {
RedBearLab 0:be2e4095513a 77 //pc.printf("Disconnected \r\n");
RedBearLab 0:be2e4095513a 78 //pc.printf("Restart advertising \r\n");
RedBearLab 0:be2e4095513a 79 ble.startAdvertising();
RedBearLab 0:be2e4095513a 80 }
RedBearLab 0:be2e4095513a 81
RedBearLab 0:be2e4095513a 82 void WrittenHandler(const GattCharacteristicWriteCBParams *Handler)
RedBearLab 0:be2e4095513a 83 {
RedBearLab 0:be2e4095513a 84 uint8_t buf[TXRX_BUF_LEN];
RedBearLab 0:be2e4095513a 85 uint16_t bytesRead;
RedBearLab 0:be2e4095513a 86
RedBearLab 0:be2e4095513a 87 if (Handler->charHandle == txCharacteristic.getValueAttribute().getHandle())
RedBearLab 0:be2e4095513a 88 {
RedBearLab 0:be2e4095513a 89 ble.readCharacteristicValue(txCharacteristic.getValueAttribute().getHandle(), buf, &bytesRead);
RedBearLab 0:be2e4095513a 90 memset(txPayload, 0, TXRX_BUF_LEN);
RedBearLab 0:be2e4095513a 91 memcpy(txPayload, buf, TXRX_BUF_LEN);
RedBearLab 0:be2e4095513a 92
RedBearLab 0:be2e4095513a 93 //for(index=0; index<bytesRead; index++)
RedBearLab 0:be2e4095513a 94 //pc.putc(buf[index]);
RedBearLab 0:be2e4095513a 95
RedBearLab 0:be2e4095513a 96 if(buf[0] == 0x01)
RedBearLab 0:be2e4095513a 97 {
RedBearLab 0:be2e4095513a 98 if(buf[1] == 0x01)
nitram509 2:d95ef4a128c5 99 // LED_SET = 1;
nitram509 2:d95ef4a128c5 100 ONBOARD_LED = 0;
RedBearLab 0:be2e4095513a 101 else
nitram509 2:d95ef4a128c5 102 // LED_SET = 0;
nitram509 2:d95ef4a128c5 103 ONBOARD_LED = 1;
RedBearLab 0:be2e4095513a 104 }
RedBearLab 0:be2e4095513a 105 else if(buf[0] == 0xA0)
RedBearLab 0:be2e4095513a 106 {
RedBearLab 0:be2e4095513a 107 if(buf[1] == 0x01)
RedBearLab 0:be2e4095513a 108 analog_enabled = 1;
RedBearLab 0:be2e4095513a 109 else
RedBearLab 0:be2e4095513a 110 analog_enabled = 0;
RedBearLab 0:be2e4095513a 111 }
RedBearLab 0:be2e4095513a 112 else if(buf[0] == 0x02)
RedBearLab 0:be2e4095513a 113 {
RedBearLab 0:be2e4095513a 114 float value = (float)buf[1]/255;
RedBearLab 0:be2e4095513a 115 PWM = value;
RedBearLab 0:be2e4095513a 116 }
RedBearLab 0:be2e4095513a 117 else if(buf[0] == 0x03)
RedBearLab 0:be2e4095513a 118 {
RedBearLab 0:be2e4095513a 119 MYSERVO.write(buf[1]);
RedBearLab 0:be2e4095513a 120 }
RedBearLab 0:be2e4095513a 121 else if(buf[0] == 0x04)
RedBearLab 0:be2e4095513a 122 {
RedBearLab 0:be2e4095513a 123 analog_enabled = 0;
RedBearLab 0:be2e4095513a 124 PWM = 0;
RedBearLab 0:be2e4095513a 125 MYSERVO.write(0);
RedBearLab 0:be2e4095513a 126 LED_SET = 0;
RedBearLab 0:be2e4095513a 127 old_state = 0;
RedBearLab 0:be2e4095513a 128 }
RedBearLab 0:be2e4095513a 129
RedBearLab 0:be2e4095513a 130 }
RedBearLab 0:be2e4095513a 131 }
RedBearLab 0:be2e4095513a 132 /*
RedBearLab 0:be2e4095513a 133 void uartCB(void)
RedBearLab 0:be2e4095513a 134 {
RedBearLab 0:be2e4095513a 135 while(pc.readable())
RedBearLab 0:be2e4095513a 136 {
RedBearLab 0:be2e4095513a 137 rx_buf[rx_len++] = pc.getc();
RedBearLab 0:be2e4095513a 138 if(rx_len>=20 || rx_buf[rx_len-1]=='\0' || rx_buf[rx_len-1]=='\n')
RedBearLab 0:be2e4095513a 139 {
RedBearLab 0:be2e4095513a 140 ble.updateCharacteristicValue(rxCharacteristic.getValueAttribute().getHandle(), rx_buf, rx_len);
RedBearLab 0:be2e4095513a 141 pc.printf("RecHandler \r\n");
RedBearLab 0:be2e4095513a 142 pc.printf("Length: ");
RedBearLab 0:be2e4095513a 143 pc.putc(rx_len);
RedBearLab 0:be2e4095513a 144 pc.printf("\r\n");
RedBearLab 0:be2e4095513a 145 rx_len = 0;
RedBearLab 0:be2e4095513a 146 break;
RedBearLab 0:be2e4095513a 147 }
RedBearLab 0:be2e4095513a 148 }
RedBearLab 0:be2e4095513a 149 }
RedBearLab 0:be2e4095513a 150 */
RedBearLab 0:be2e4095513a 151 void m_status_check_handle(void)
RedBearLab 0:be2e4095513a 152 {
RedBearLab 0:be2e4095513a 153 uint8_t buf[3];
RedBearLab 0:be2e4095513a 154 if (analog_enabled) // if analog reading enabled
RedBearLab 0:be2e4095513a 155 {
RedBearLab 0:be2e4095513a 156 // Read and send out
RedBearLab 0:be2e4095513a 157 float s = ANALOG;
RedBearLab 0:be2e4095513a 158 uint16_t value = s*1024;
RedBearLab 0:be2e4095513a 159 buf[0] = (0x0B);
RedBearLab 0:be2e4095513a 160 buf[1] = (value >> 8);
RedBearLab 0:be2e4095513a 161 buf[2] = (value);
RedBearLab 0:be2e4095513a 162 ble.updateCharacteristicValue(rxCharacteristic.getValueAttribute().getHandle(), buf, 3);
RedBearLab 0:be2e4095513a 163 }
RedBearLab 0:be2e4095513a 164
RedBearLab 0:be2e4095513a 165 // If digital in changes, report the state
RedBearLab 0:be2e4095513a 166 if (BUTTON != old_state)
RedBearLab 0:be2e4095513a 167 {
RedBearLab 0:be2e4095513a 168 old_state = BUTTON;
RedBearLab 0:be2e4095513a 169
RedBearLab 0:be2e4095513a 170 if (BUTTON == 1)
RedBearLab 0:be2e4095513a 171 {
RedBearLab 0:be2e4095513a 172 buf[0] = (0x0A);
RedBearLab 0:be2e4095513a 173 buf[1] = (0x01);
RedBearLab 0:be2e4095513a 174 buf[2] = (0x00);
RedBearLab 0:be2e4095513a 175 ble.updateCharacteristicValue(rxCharacteristic.getValueAttribute().getHandle(), buf, 3);
RedBearLab 0:be2e4095513a 176 }
RedBearLab 0:be2e4095513a 177 else
RedBearLab 0:be2e4095513a 178 {
RedBearLab 0:be2e4095513a 179 buf[0] = (0x0A);
RedBearLab 0:be2e4095513a 180 buf[1] = (0x00);
RedBearLab 0:be2e4095513a 181 buf[2] = (0x00);
RedBearLab 0:be2e4095513a 182 ble.updateCharacteristicValue(rxCharacteristic.getValueAttribute().getHandle(), buf, 3);
RedBearLab 0:be2e4095513a 183 }
RedBearLab 0:be2e4095513a 184 }
RedBearLab 0:be2e4095513a 185 }
RedBearLab 0:be2e4095513a 186
RedBearLab 0:be2e4095513a 187
RedBearLab 0:be2e4095513a 188 int main(void)
RedBearLab 0:be2e4095513a 189 {
RedBearLab 0:be2e4095513a 190 Ticker ticker;
RedBearLab 0:be2e4095513a 191 ticker.attach_us(m_status_check_handle, 200000);
RedBearLab 0:be2e4095513a 192
RedBearLab 0:be2e4095513a 193 ble.init();
RedBearLab 0:be2e4095513a 194 ble.onDisconnection(disconnectionCallback);
RedBearLab 0:be2e4095513a 195 ble.onDataWritten(WrittenHandler);
RedBearLab 0:be2e4095513a 196
RedBearLab 0:be2e4095513a 197 //pc.baud(9600);
RedBearLab 0:be2e4095513a 198 //pc.printf("SimpleChat Init \r\n");
RedBearLab 0:be2e4095513a 199
RedBearLab 0:be2e4095513a 200 //pc.attach( uartCB , pc.RxIrq);
RedBearLab 0:be2e4095513a 201
RedBearLab 0:be2e4095513a 202 // setup advertising
RedBearLab 0:be2e4095513a 203 ble.accumulateAdvertisingPayload(GapAdvertisingData::BREDR_NOT_SUPPORTED);
RedBearLab 0:be2e4095513a 204 ble.setAdvertisingType(GapAdvertisingParams::ADV_CONNECTABLE_UNDIRECTED);
RedBearLab 0:be2e4095513a 205 ble.accumulateAdvertisingPayload(GapAdvertisingData::SHORTENED_LOCAL_NAME,
RedBearLab 0:be2e4095513a 206 (const uint8_t *)"Biscuit", sizeof("Biscuit") - 1);
RedBearLab 0:be2e4095513a 207 ble.accumulateAdvertisingPayload(GapAdvertisingData::COMPLETE_LIST_128BIT_SERVICE_IDS,
RedBearLab 0:be2e4095513a 208 (const uint8_t *)uart_base_uuid_rev, sizeof(uart_base_uuid));
RedBearLab 0:be2e4095513a 209 // 100ms; in multiples of 0.625ms.
RedBearLab 0:be2e4095513a 210 ble.setAdvertisingInterval(160);
RedBearLab 0:be2e4095513a 211
RedBearLab 0:be2e4095513a 212 ble.addService(uartService);
RedBearLab 0:be2e4095513a 213
RedBearLab 0:be2e4095513a 214 ble.startAdvertising();
RedBearLab 0:be2e4095513a 215
RedBearLab 0:be2e4095513a 216 //pc.printf("Advertising Start \r\n");
nitram509 2:d95ef4a128c5 217 ONBOARD_LED = 1;
RedBearLab 0:be2e4095513a 218
RedBearLab 0:be2e4095513a 219 while(1)
RedBearLab 0:be2e4095513a 220 {
RedBearLab 0:be2e4095513a 221 ble.waitForEvent();
RedBearLab 0:be2e4095513a 222 }
RedBearLab 0:be2e4095513a 223 }
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