Blynk example
Dependents: Blynk_Example_WIZwiki-W7500
Fork of Blynk by
BlynkSimpleRedBearLab_BLE_Nano.h@4:fa1450a7dd08, 2016-06-23 (annotated)
- Committer:
- vshymanskyy
- Date:
- Thu Jun 23 22:48:55 2016 +0000
- Revision:
- 4:fa1450a7dd08
- Parent:
- 2:c5b857d4f9f6
- Child:
- 9:7369ec77a3ea
Fix build
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
Volodymyr Shymanskyy |
2:c5b857d4f9f6 | 1 | /** |
Volodymyr Shymanskyy |
2:c5b857d4f9f6 | 2 | * @file BlynkSimpleRedBearLab_BLE_Nano.h |
Volodymyr Shymanskyy |
2:c5b857d4f9f6 | 3 | * @author Volodymyr Shymanskyy |
Volodymyr Shymanskyy |
2:c5b857d4f9f6 | 4 | * @license This project is released under the MIT License (MIT) |
Volodymyr Shymanskyy |
2:c5b857d4f9f6 | 5 | * @copyright Copyright (c) 2015 Volodymyr Shymanskyy |
Volodymyr Shymanskyy |
2:c5b857d4f9f6 | 6 | * @date May 2016 |
Volodymyr Shymanskyy |
2:c5b857d4f9f6 | 7 | * @brief |
Volodymyr Shymanskyy |
2:c5b857d4f9f6 | 8 | * |
Volodymyr Shymanskyy |
2:c5b857d4f9f6 | 9 | */ |
Volodymyr Shymanskyy |
2:c5b857d4f9f6 | 10 | |
Volodymyr Shymanskyy |
2:c5b857d4f9f6 | 11 | #ifndef BlynkSimpleRedBearLab_BLE_Nano_h |
Volodymyr Shymanskyy |
2:c5b857d4f9f6 | 12 | #define BlynkSimpleRedBearLab_BLE_Nano_h |
Volodymyr Shymanskyy |
2:c5b857d4f9f6 | 13 | |
Volodymyr Shymanskyy |
2:c5b857d4f9f6 | 14 | #ifndef BLYNK_INFO_CONNECTION |
Volodymyr Shymanskyy |
2:c5b857d4f9f6 | 15 | #define BLYNK_INFO_CONNECTION "RBL_BLE_Nano" |
Volodymyr Shymanskyy |
2:c5b857d4f9f6 | 16 | #endif |
Volodymyr Shymanskyy |
2:c5b857d4f9f6 | 17 | |
Volodymyr Shymanskyy |
2:c5b857d4f9f6 | 18 | #define BLYNK_NO_YIELD |
Volodymyr Shymanskyy |
2:c5b857d4f9f6 | 19 | #define BLYNK_SEND_ATOMIC |
Volodymyr Shymanskyy |
2:c5b857d4f9f6 | 20 | #define BLYNK_SEND_CHUNK 20 |
Volodymyr Shymanskyy |
2:c5b857d4f9f6 | 21 | #define BLYNK_SEND_THROTTLE 20 |
Volodymyr Shymanskyy |
2:c5b857d4f9f6 | 22 | |
vshymanskyy | 4:fa1450a7dd08 | 23 | #include <BlynkApiMbed.h> |
Volodymyr Shymanskyy |
2:c5b857d4f9f6 | 24 | #include <Blynk/BlynkProtocol.h> |
Volodymyr Shymanskyy |
2:c5b857d4f9f6 | 25 | #include <utility/BlynkFifo2.h> |
vshymanskyy | 4:fa1450a7dd08 | 26 | #include <ble/BLE.h> |
Volodymyr Shymanskyy |
2:c5b857d4f9f6 | 27 | |
Volodymyr Shymanskyy |
2:c5b857d4f9f6 | 28 | /* |
Volodymyr Shymanskyy |
2:c5b857d4f9f6 | 29 | * The Nordic UART Service |
Volodymyr Shymanskyy |
2:c5b857d4f9f6 | 30 | */ |
Volodymyr Shymanskyy |
2:c5b857d4f9f6 | 31 | static const uint8_t uart_base_uuid[] = {0x71, 0x3D, 0, 0, 0x50, 0x3E, 0x4C, 0x75, 0xBA, 0x94, 0x31, 0x48, 0xF1, 0x8D, 0x94, 0x1E}; |
Volodymyr Shymanskyy |
2:c5b857d4f9f6 | 32 | static const uint8_t uart_base_uuid_rev[] = {0x1E, 0x94, 0x8D, 0xF1, 0x48, 0x31, 0x94, 0xBA, 0x75, 0x4C, 0x3E, 0x50, 0, 0, 0x3D, 0x71}; |
Volodymyr Shymanskyy |
2:c5b857d4f9f6 | 33 | static const uint8_t uart_tx_uuid[] = {0x71, 0x3D, 0, 3, 0x50, 0x3E, 0x4C, 0x75, 0xBA, 0x94, 0x31, 0x48, 0xF1, 0x8D, 0x94, 0x1E}; |
Volodymyr Shymanskyy |
2:c5b857d4f9f6 | 34 | static const uint8_t uart_rx_uuid[] = {0x71, 0x3D, 0, 2, 0x50, 0x3E, 0x4C, 0x75, 0xBA, 0x94, 0x31, 0x48, 0xF1, 0x8D, 0x94, 0x1E}; |
Volodymyr Shymanskyy |
2:c5b857d4f9f6 | 35 | static const uint8_t uart_dev_name[] = "Blynk"; |
Volodymyr Shymanskyy |
2:c5b857d4f9f6 | 36 | |
Volodymyr Shymanskyy |
2:c5b857d4f9f6 | 37 | #define TXRX_BUF_LEN 20 |
Volodymyr Shymanskyy |
2:c5b857d4f9f6 | 38 | uint8_t txPayload[TXRX_BUF_LEN] = {0,}; |
Volodymyr Shymanskyy |
2:c5b857d4f9f6 | 39 | uint8_t rxPayload[TXRX_BUF_LEN] = {0,}; |
Volodymyr Shymanskyy |
2:c5b857d4f9f6 | 40 | |
Volodymyr Shymanskyy |
2:c5b857d4f9f6 | 41 | GattCharacteristic txCharacteristic (uart_tx_uuid, txPayload, 1, TXRX_BUF_LEN, |
Volodymyr Shymanskyy |
2:c5b857d4f9f6 | 42 | GattCharacteristic::BLE_GATT_CHAR_PROPERTIES_WRITE | |
Volodymyr Shymanskyy |
2:c5b857d4f9f6 | 43 | GattCharacteristic::BLE_GATT_CHAR_PROPERTIES_WRITE_WITHOUT_RESPONSE); |
Volodymyr Shymanskyy |
2:c5b857d4f9f6 | 44 | |
Volodymyr Shymanskyy |
2:c5b857d4f9f6 | 45 | GattCharacteristic rxCharacteristic (uart_rx_uuid, rxPayload, 1, TXRX_BUF_LEN, |
Volodymyr Shymanskyy |
2:c5b857d4f9f6 | 46 | GattCharacteristic::BLE_GATT_CHAR_PROPERTIES_NOTIFY); |
Volodymyr Shymanskyy |
2:c5b857d4f9f6 | 47 | |
Volodymyr Shymanskyy |
2:c5b857d4f9f6 | 48 | GattCharacteristic *uartChars[] = {&txCharacteristic, &rxCharacteristic}; |
Volodymyr Shymanskyy |
2:c5b857d4f9f6 | 49 | |
Volodymyr Shymanskyy |
2:c5b857d4f9f6 | 50 | GattService uartService(uart_base_uuid, uartChars, sizeof(uartChars) / sizeof(GattCharacteristic*)); |
Volodymyr Shymanskyy |
2:c5b857d4f9f6 | 51 | |
Volodymyr Shymanskyy |
2:c5b857d4f9f6 | 52 | BLE ble; |
Volodymyr Shymanskyy |
2:c5b857d4f9f6 | 53 | |
Volodymyr Shymanskyy |
2:c5b857d4f9f6 | 54 | class BlynkTransportRedBearLab_BLE_Nano |
Volodymyr Shymanskyy |
2:c5b857d4f9f6 | 55 | { |
Volodymyr Shymanskyy |
2:c5b857d4f9f6 | 56 | public: |
Volodymyr Shymanskyy |
2:c5b857d4f9f6 | 57 | BlynkTransportRedBearLab_BLE_Nano() |
Volodymyr Shymanskyy |
2:c5b857d4f9f6 | 58 | : mConn (false) |
Volodymyr Shymanskyy |
2:c5b857d4f9f6 | 59 | {} |
Volodymyr Shymanskyy |
2:c5b857d4f9f6 | 60 | |
Volodymyr Shymanskyy |
2:c5b857d4f9f6 | 61 | void begin() { |
Volodymyr Shymanskyy |
2:c5b857d4f9f6 | 62 | instance = this; |
Volodymyr Shymanskyy |
2:c5b857d4f9f6 | 63 | |
Volodymyr Shymanskyy |
2:c5b857d4f9f6 | 64 | ble.gap().onConnection(connectCallback); |
Volodymyr Shymanskyy |
2:c5b857d4f9f6 | 65 | ble.gap().onDisconnection(disconnectCallback); |
Volodymyr Shymanskyy |
2:c5b857d4f9f6 | 66 | |
Volodymyr Shymanskyy |
2:c5b857d4f9f6 | 67 | ble.gattServer().addService(uartService); |
Volodymyr Shymanskyy |
2:c5b857d4f9f6 | 68 | ble.gattServer().onDataWritten(writeCallback); |
Volodymyr Shymanskyy |
2:c5b857d4f9f6 | 69 | ble.gattServer().onDataSent(sentCallback); |
Volodymyr Shymanskyy |
2:c5b857d4f9f6 | 70 | |
Volodymyr Shymanskyy |
2:c5b857d4f9f6 | 71 | // Setup advertising |
Volodymyr Shymanskyy |
2:c5b857d4f9f6 | 72 | ble.gap().accumulateAdvertisingPayload(GapAdvertisingData::COMPLETE_LIST_128BIT_SERVICE_IDS, |
Volodymyr Shymanskyy |
2:c5b857d4f9f6 | 73 | uart_base_uuid_rev, sizeof(uart_base_uuid)); |
Volodymyr Shymanskyy |
2:c5b857d4f9f6 | 74 | |
Volodymyr Shymanskyy |
2:c5b857d4f9f6 | 75 | } |
Volodymyr Shymanskyy |
2:c5b857d4f9f6 | 76 | |
Volodymyr Shymanskyy |
2:c5b857d4f9f6 | 77 | bool connect() { |
Volodymyr Shymanskyy |
2:c5b857d4f9f6 | 78 | mBuffRX.clear(); |
Volodymyr Shymanskyy |
2:c5b857d4f9f6 | 79 | return mConn = true; |
Volodymyr Shymanskyy |
2:c5b857d4f9f6 | 80 | } |
Volodymyr Shymanskyy |
2:c5b857d4f9f6 | 81 | |
Volodymyr Shymanskyy |
2:c5b857d4f9f6 | 82 | void disconnect() { |
Volodymyr Shymanskyy |
2:c5b857d4f9f6 | 83 | mConn = false; |
Volodymyr Shymanskyy |
2:c5b857d4f9f6 | 84 | } |
Volodymyr Shymanskyy |
2:c5b857d4f9f6 | 85 | |
Volodymyr Shymanskyy |
2:c5b857d4f9f6 | 86 | bool connected() { |
Volodymyr Shymanskyy |
2:c5b857d4f9f6 | 87 | return mConn; |
Volodymyr Shymanskyy |
2:c5b857d4f9f6 | 88 | } |
Volodymyr Shymanskyy |
2:c5b857d4f9f6 | 89 | |
Volodymyr Shymanskyy |
2:c5b857d4f9f6 | 90 | size_t read(void* buf, size_t len) { |
Volodymyr Shymanskyy |
2:c5b857d4f9f6 | 91 | uint32_t start = millis(); |
Volodymyr Shymanskyy |
2:c5b857d4f9f6 | 92 | while (millis() - start < BLYNK_TIMEOUT_MS) { |
Volodymyr Shymanskyy |
2:c5b857d4f9f6 | 93 | if (available() < len) { |
Volodymyr Shymanskyy |
2:c5b857d4f9f6 | 94 | ble.waitForEvent(); |
Volodymyr Shymanskyy |
2:c5b857d4f9f6 | 95 | } else { |
Volodymyr Shymanskyy |
2:c5b857d4f9f6 | 96 | break; |
Volodymyr Shymanskyy |
2:c5b857d4f9f6 | 97 | } |
Volodymyr Shymanskyy |
2:c5b857d4f9f6 | 98 | } |
Volodymyr Shymanskyy |
2:c5b857d4f9f6 | 99 | noInterrupts(); |
Volodymyr Shymanskyy |
2:c5b857d4f9f6 | 100 | size_t res = mBuffRX.get((uint8_t*)buf, len); |
Volodymyr Shymanskyy |
2:c5b857d4f9f6 | 101 | interrupts(); |
Volodymyr Shymanskyy |
2:c5b857d4f9f6 | 102 | return res; |
Volodymyr Shymanskyy |
2:c5b857d4f9f6 | 103 | } |
Volodymyr Shymanskyy |
2:c5b857d4f9f6 | 104 | |
Volodymyr Shymanskyy |
2:c5b857d4f9f6 | 105 | size_t write(const void* buf, size_t len) { |
Volodymyr Shymanskyy |
2:c5b857d4f9f6 | 106 | ble.updateCharacteristicValue(rxCharacteristic.getValueAttribute().getHandle(), (uint8_t*)buf, len); |
Volodymyr Shymanskyy |
2:c5b857d4f9f6 | 107 | return len; |
Volodymyr Shymanskyy |
2:c5b857d4f9f6 | 108 | } |
Volodymyr Shymanskyy |
2:c5b857d4f9f6 | 109 | |
Volodymyr Shymanskyy |
2:c5b857d4f9f6 | 110 | size_t available() { |
Volodymyr Shymanskyy |
2:c5b857d4f9f6 | 111 | noInterrupts(); |
Volodymyr Shymanskyy |
2:c5b857d4f9f6 | 112 | size_t rxSize = mBuffRX.size(); |
Volodymyr Shymanskyy |
2:c5b857d4f9f6 | 113 | interrupts(); |
Volodymyr Shymanskyy |
2:c5b857d4f9f6 | 114 | return rxSize; |
Volodymyr Shymanskyy |
2:c5b857d4f9f6 | 115 | } |
Volodymyr Shymanskyy |
2:c5b857d4f9f6 | 116 | |
Volodymyr Shymanskyy |
2:c5b857d4f9f6 | 117 | private: |
Volodymyr Shymanskyy |
2:c5b857d4f9f6 | 118 | static BlynkTransportRedBearLab_BLE_Nano* instance; |
Volodymyr Shymanskyy |
2:c5b857d4f9f6 | 119 | |
Volodymyr Shymanskyy |
2:c5b857d4f9f6 | 120 | static |
Volodymyr Shymanskyy |
2:c5b857d4f9f6 | 121 | void writeCallback(const GattWriteCallbackParams *params) |
Volodymyr Shymanskyy |
2:c5b857d4f9f6 | 122 | { |
Volodymyr Shymanskyy |
2:c5b857d4f9f6 | 123 | if (!instance) |
Volodymyr Shymanskyy |
2:c5b857d4f9f6 | 124 | return; |
Volodymyr Shymanskyy |
2:c5b857d4f9f6 | 125 | noInterrupts(); |
Volodymyr Shymanskyy |
2:c5b857d4f9f6 | 126 | //BLYNK_DBG_DUMP(">> ", params->data, params->len); |
Volodymyr Shymanskyy |
2:c5b857d4f9f6 | 127 | instance->mBuffRX.put(params->data, params->len); |
Volodymyr Shymanskyy |
2:c5b857d4f9f6 | 128 | interrupts(); |
Volodymyr Shymanskyy |
2:c5b857d4f9f6 | 129 | } |
Volodymyr Shymanskyy |
2:c5b857d4f9f6 | 130 | |
Volodymyr Shymanskyy |
2:c5b857d4f9f6 | 131 | static |
Volodymyr Shymanskyy |
2:c5b857d4f9f6 | 132 | void sentCallback(unsigned count) |
Volodymyr Shymanskyy |
2:c5b857d4f9f6 | 133 | { |
Volodymyr Shymanskyy |
2:c5b857d4f9f6 | 134 | //Serial.print("SENT: "); |
Volodymyr Shymanskyy |
2:c5b857d4f9f6 | 135 | //Serial.println(count); |
Volodymyr Shymanskyy |
2:c5b857d4f9f6 | 136 | } |
Volodymyr Shymanskyy |
2:c5b857d4f9f6 | 137 | |
Volodymyr Shymanskyy |
2:c5b857d4f9f6 | 138 | static |
Volodymyr Shymanskyy |
2:c5b857d4f9f6 | 139 | void connectCallback(const Gap::ConnectionCallbackParams_t *params); |
Volodymyr Shymanskyy |
2:c5b857d4f9f6 | 140 | |
Volodymyr Shymanskyy |
2:c5b857d4f9f6 | 141 | static |
Volodymyr Shymanskyy |
2:c5b857d4f9f6 | 142 | void disconnectCallback(const Gap::DisconnectionCallbackParams_t *params); |
Volodymyr Shymanskyy |
2:c5b857d4f9f6 | 143 | |
Volodymyr Shymanskyy |
2:c5b857d4f9f6 | 144 | private: |
Volodymyr Shymanskyy |
2:c5b857d4f9f6 | 145 | bool mConn; |
Volodymyr Shymanskyy |
2:c5b857d4f9f6 | 146 | |
Volodymyr Shymanskyy |
2:c5b857d4f9f6 | 147 | BlynkFifo<uint8_t, BLYNK_MAX_READBYTES*2> mBuffRX; |
Volodymyr Shymanskyy |
2:c5b857d4f9f6 | 148 | }; |
Volodymyr Shymanskyy |
2:c5b857d4f9f6 | 149 | |
Volodymyr Shymanskyy |
2:c5b857d4f9f6 | 150 | class BlynkRedBearLab_BLE_Nano |
Volodymyr Shymanskyy |
2:c5b857d4f9f6 | 151 | : public BlynkProtocol<BlynkTransportRedBearLab_BLE_Nano> |
Volodymyr Shymanskyy |
2:c5b857d4f9f6 | 152 | { |
Volodymyr Shymanskyy |
2:c5b857d4f9f6 | 153 | typedef BlynkProtocol<BlynkTransportRedBearLab_BLE_Nano> Base; |
Volodymyr Shymanskyy |
2:c5b857d4f9f6 | 154 | public: |
Volodymyr Shymanskyy |
2:c5b857d4f9f6 | 155 | BlynkRedBearLab_BLE_Nano(BlynkTransportRedBearLab_BLE_Nano& transp) |
Volodymyr Shymanskyy |
2:c5b857d4f9f6 | 156 | : Base(transp) |
Volodymyr Shymanskyy |
2:c5b857d4f9f6 | 157 | {} |
Volodymyr Shymanskyy |
2:c5b857d4f9f6 | 158 | |
Volodymyr Shymanskyy |
2:c5b857d4f9f6 | 159 | void begin(const char* auth) |
Volodymyr Shymanskyy |
2:c5b857d4f9f6 | 160 | { |
Volodymyr Shymanskyy |
2:c5b857d4f9f6 | 161 | Base::begin(auth); |
Volodymyr Shymanskyy |
2:c5b857d4f9f6 | 162 | state = DISCONNECTED; |
Volodymyr Shymanskyy |
2:c5b857d4f9f6 | 163 | conn.begin(); |
Volodymyr Shymanskyy |
2:c5b857d4f9f6 | 164 | } |
Volodymyr Shymanskyy |
2:c5b857d4f9f6 | 165 | }; |
Volodymyr Shymanskyy |
2:c5b857d4f9f6 | 166 | |
Volodymyr Shymanskyy |
2:c5b857d4f9f6 | 167 | BlynkTransportRedBearLab_BLE_Nano* BlynkTransportRedBearLab_BLE_Nano::instance = NULL; |
Volodymyr Shymanskyy |
2:c5b857d4f9f6 | 168 | |
Volodymyr Shymanskyy |
2:c5b857d4f9f6 | 169 | static BlynkTransportRedBearLab_BLE_Nano _blynkTransport; |
Volodymyr Shymanskyy |
2:c5b857d4f9f6 | 170 | BlynkRedBearLab_BLE_Nano Blynk(_blynkTransport); |
Volodymyr Shymanskyy |
2:c5b857d4f9f6 | 171 | |
Volodymyr Shymanskyy |
2:c5b857d4f9f6 | 172 | void BlynkTransportRedBearLab_BLE_Nano::connectCallback(const Gap::ConnectionCallbackParams_t *params) |
Volodymyr Shymanskyy |
2:c5b857d4f9f6 | 173 | { |
Volodymyr Shymanskyy |
2:c5b857d4f9f6 | 174 | BLYNK_LOG1("Device connected"); |
Volodymyr Shymanskyy |
2:c5b857d4f9f6 | 175 | Blynk.startSession(); |
Volodymyr Shymanskyy |
2:c5b857d4f9f6 | 176 | } |
Volodymyr Shymanskyy |
2:c5b857d4f9f6 | 177 | |
Volodymyr Shymanskyy |
2:c5b857d4f9f6 | 178 | void BlynkTransportRedBearLab_BLE_Nano::disconnectCallback(const Gap::DisconnectionCallbackParams_t *params) |
Volodymyr Shymanskyy |
2:c5b857d4f9f6 | 179 | { |
Volodymyr Shymanskyy |
2:c5b857d4f9f6 | 180 | BLYNK_LOG1("Device disconnected"); |
Volodymyr Shymanskyy |
2:c5b857d4f9f6 | 181 | //__disable_irq(); |
Volodymyr Shymanskyy |
2:c5b857d4f9f6 | 182 | Blynk.disconnect(); |
Volodymyr Shymanskyy |
2:c5b857d4f9f6 | 183 | //__enable_irq(); |
Volodymyr Shymanskyy |
2:c5b857d4f9f6 | 184 | ble.startAdvertising(); |
Volodymyr Shymanskyy |
2:c5b857d4f9f6 | 185 | } |
Volodymyr Shymanskyy |
2:c5b857d4f9f6 | 186 | |
Volodymyr Shymanskyy |
2:c5b857d4f9f6 | 187 | #include <BlynkWidgets.h> |
Volodymyr Shymanskyy |
2:c5b857d4f9f6 | 188 | |
Volodymyr Shymanskyy |
2:c5b857d4f9f6 | 189 | #endif |