acc and mbed
Dependencies: ADXL345_I2C BLE_API SDFileSystem mbed-rtos mbed nRF51822
Diff: main.cpp
- Revision:
- 0:315d43b70cfe
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/main.cpp Thu Dec 01 03:23:32 2016 +0000 @@ -0,0 +1,200 @@ +#include "mbed.h" +#include "ble/BLE.h" +#include "ble/services/HeartRateService.h" +#include "ble/services/BatteryService.h" +#include "ble/services/DeviceInformationService.h" +#include "rtos.h" +#include "ADXL345_I2C.h" + +#include <string.h> +#include "SDFileSystem.h" +#define N 100//addressを保存する個数 +#define M 6//addressとtimeを入れる +#define GET_TIME 10000 +#define SEND_TIME 20000 +#define AA 0xAA +#define BB 0xBB +#define CC 0xCC +#define DD 0xDD +DigitalOut myled3(LED3); + +Semaphore one_slot(1); + +Timer timer; +BLE ble; +char address[N][M]={};//保存する配列を初期化 +const GapScanningParams scanningParams; +int wt;//threadの時間 +int wt1=0;//central mode の時間 +int ran; + + //加速度センサー +ADXL345_I2C accelerometer(p7, p30); +SDFileSystem sd(p25, p28, p29, p21, "sd"); // the pinout on the mbed Cool Components workshop board +FILE *fp, *kp; +int counter=0,i,b,flag; +int readings[3] = {0, 0, 0}; + + +void onScanCallback(const Gap::AdvertisementCallbackParams_t *params){ + flag=0;//重複確認のためのフラグ + for(i=0;i<counter;i++){ + if(address[i][0] == params->peerAddr[0]){ + flag=1; + break; + } + } + if(flag==0){ + for(i=0; i<6; i++){ + address[counter][i]=params->peerAddr[i]; + } + time_t seconds = time(NULL); + + + char buff[10]={}; + sprintf(buff, "%d", seconds); + strcat(address[counter],buff); + + for(b=0; b<6 ; b++){ + fprintf(fp,"%02x", address[counter][b]); + printf("%02x", address[counter][b]); + } + fprintf(fp, ",%d\r\n",seconds); + printf(" %d\r\n",seconds); + counter++; + +/* printf("DEV:"); + for(b=0; b<6 ; b++)printf("%02x ", address[counter][b]); + printf("%04d/%02d/%02d %02d:%02d:%02d \r\n",address[counter][6],address[counter][7],address[counter][8],address[counter][9],address[counter][10],address[counter][11]);*/ + + + } +} + +void test_thread(void const *name) { + + while (true) { + //Timer timer; + one_slot.wait(); + + if(!strcmp((const char*)name, "1")){ + //printf("**startAdvertising thread**\n\r"); + wt=1000; + ble.gap().stopAdvertising(); + ble.startScan(&onScanCallback); + } +//2 + if(!strcmp((const char*)name, "2")){ + memset(address, 0, sizeof(address));//配列の初期化 + counter = 0; + printf("**get**\n\r"); + myled3 = 0; + wt=0;//central modeの際はthreadの時間は0sec + wt1 = GET_TIME ;//centralmode の時間はこっち + + fp = fopen("/sd/test.csv", "a"); + kp = fopen("/sd/test_acc.csv", "a"); + + printf("%d seconds receive\n\r",wt1/1000); + timer.start(); + while(1){ + myled3 = !myled3; + time_t seconds = time(NULL); + accelerometer.getOutput(readings); + //13-bit, sign extended values. + printf("%f, %f, %f",(int16_t)readings[0]*(9.8/256), (int16_t)readings[1]*(9.8/256), (int16_t)readings[2]*(9.8/256)); + printf(": %d\r\n",seconds); + fprintf(kp,"%f,%f,%f",(int16_t)readings[0]*(9.8/256), (int16_t)readings[1]*(9.8/256), (int16_t)readings[2]*(9.8/256)); + fprintf(kp, ",%d\n",seconds); + + ble.waitForEvent(); + if(timer.read() > wt1/1000){ + timer.stop(); + timer.reset(); + ble.stopScan(); + fclose(fp); + fclose(kp); + + break; + } + } + + } + +//3 + if(!strcmp((const char*)name, "3")){ + printf("**send**\n\r"); +// myled3 = 1; + ran = rand() % 10; + wt= 0; + wt1 = SEND_TIME - ran*1000; + printf("%d seconds sendin\n\r",wt1/1000); + ble.gap().startAdvertising();//BLEの送信 + + + timer.start(); + while(1){ + myled3 = !myled3; + time_t seconds = time(NULL); + accelerometer.getOutput(readings); + //13-bit, sign extended values. + printf("%f, %f, %f",(int16_t)readings[0]*(9.8/256), (int16_t)readings[1]*(9.8/256), (int16_t)readings[2]*(9.8/256)); + printf(": %d\r\n",seconds); + fprintf(kp,"%f,%f,%f",(int16_t)readings[0]*(9.8/256), (int16_t)readings[1]*(9.8/256), (int16_t)readings[2]*(9.8/256)); + fprintf(kp, ",%d\n",seconds); + + + if(timer.read() > wt1/1000){ + timer.stop(); + timer.reset(); + fclose(kp); + break; + } + } + + } + Thread::wait(wt); + one_slot.release(); + } +} + +// const static char DEVICE_NAME[] = "BLE1"; + +void bleInitComplete(BLE::InitializationCompleteCallbackContext *params) +{ + BLE &ble= params->ble; + ble_error_t error = params->error; + + if (error != BLE_ERROR_NONE) { + return; + } + const uint8_t address1[] = {AA,AA,AA,AA,AA,AA}; + ble.gap().setAddress(BLEProtocol::AddressType::PUBLIC, address1); +/* ble.gap().accumulateAdvertisingPayload(GapAdvertisingData::COMPLETE_LOCAL_NAME, (uint8_t *)DEVICE_NAME, sizeof(DEVICE_NAME)); + ble.gap().setAdvertisingType(GapAdvertisingParams::ADV_CONNECTABLE_UNDIRECTED); + ble.gap().setAdvertisingInterval(1000);*/ +} + +int main (void) { + +//------------------------------------------------------ +//加速度センサーの初期化 + + //Go into standby mode to configure the device. + accelerometer.setPowerControl(0x00); + //Full resolution, +/-16g, 4mg/LSB. + accelerometer.setDataFormatControl(0x0B); + //3.2kHz data rate. + accelerometer.setDataRate(ADXL345_3200HZ); + //Measurement mode. + accelerometer.setPowerControl(0x08); +//------------------------------------------------------- + + ble.init(bleInitComplete); + ble.setScanParams(GapScanningParams::SCAN_INTERVAL_MAX,GapScanningParams::SCAN_WINDOW_MAX,0); + + Thread t2(test_thread, (void *)"2"); + Thread t3(test_thread, (void *)"3"); + + test_thread((void *)"1"); +} \ No newline at end of file