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298 lines
9.3 KiB
298 lines
9.3 KiB
/*
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/ _____) _ | |
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( (____ _____ ____ _| |_ _____ ____| |__
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\____ \| ___ | (_ _) ___ |/ ___) _ \
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_____) ) ____| | | || |_| ____( (___| | | |
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(______/|_____)_|_|_| \__)_____)\____)_| |_|
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(C)2013 Semtech
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Description: Generic lora driver implementation
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License: Revised BSD License, see LICENSE.TXT file include in the project
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Maintainer: Miguel Luis, Gregory Cristian and Wael Guibene
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*/
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/******************************************************************************
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* @file main.c
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* @author MCD Application Team
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* @version V1.1.2
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* @date 08-September-2017
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* @brief this is the main!
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******************************************************************************
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* @attention
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*
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* <h2><center>© Copyright (c) 2017 STMicroelectronics International N.V.
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* All rights reserved.</center></h2>
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted, provided that the following conditions are met:
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*
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* 1. Redistribution of source code must retain the above copyright notice,
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* this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright notice,
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* this list of conditions and the following disclaimer in the documentation
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* and/or other materials provided with the distribution.
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* 3. Neither the name of STMicroelectronics nor the names of other
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* contributors to this software may be used to endorse or promote products
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* derived from this software without specific written permission.
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* 4. This software, including modifications and/or derivative works of this
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* software, must execute solely and exclusively on microcontroller or
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* microprocessor devices manufactured by or for STMicroelectronics.
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* 5. Redistribution and use of this software other than as permitted under
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* this license is void and will automatically terminate your rights under
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* this license.
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*
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* THIS SOFTWARE IS PROVIDED BY STMICROELECTRONICS AND CONTRIBUTORS "AS IS"
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* AND ANY EXPRESS, IMPLIED OR STATUTORY WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS FOR A
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* PARTICULAR PURPOSE AND NON-INFRINGEMENT OF THIRD PARTY INTELLECTUAL PROPERTY
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* RIGHTS ARE DISCLAIMED TO THE FULLEST EXTENT PERMITTED BY LAW. IN NO EVENT
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* SHALL STMICROELECTRONICS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA,
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* OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
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* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
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* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
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* EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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******************************************************************************
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*/
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/* Includes ------------------------------------------------------------------*/
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#include <hw_i2c.h>
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#include "stm32l0xx_ll_i2c.h"
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#include "hw.h"
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#include "low_power.h"
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#include "lora.h"
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//#include "bsp.h"
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#include "timeServer.h"
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#include "vcom.h"
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#include "voc_sensor.h"
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#include "payload_builder.h"
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#include "adc.h"
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#include "dma.h"
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#include "tim.h"
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#include "audio.h"
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/* Private typedef -----------------------------------------------------------*/
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/* Private define ------------------------------------------------------------*/
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#define LPP_APP_PORT 99
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/*!
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* Defines the application data transmission duty cycle. value in [ms].
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*/
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#if 0
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#define APP_TX_DUTYCYCLE (2*60*1000)
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#define MEAS_TX_DELAY (15*1000) // offset of the first measurement (negative) to throw it off from sync with TX
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#define MEAS_INTERVAL_MS (1*60*1000)
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#else
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#define APP_TX_DUTYCYCLE (15*60*1000)
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#define MEAS_TX_DELAY ( 15*1000) // offset of the first measurement (negative) to throw it off from sync with TX
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#define MEAS_INTERVAL_MS ( 5*60*1000)
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#endif
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/*!
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* LoRaWAN Adaptive Data Rate
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* @note Please note that when ADR is enabled the end-device should be static
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*/
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#define LORAWAN_ADR_ON 1
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/*!
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* LoRaWAN confirmed messages
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*/
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#define LORAWAN_CONFIRMED_MSG DISABLE
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/*!
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* LoRaWAN application port
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* @note do not use 224. It is reserved for certification
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*/
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#define LORAWAN_APP_PORT 68
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//2
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/*!
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* Number of trials for the join request.
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*/
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#define JOINREQ_NBTRIALS 3
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/* Private macro -------------------------------------------------------------*/
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/* Private function prototypes -----------------------------------------------*/
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/* call back when LoRa will transmit a frame*/
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static void LoraTxData(lora_AppData_t *AppData, FunctionalState *IsTxConfirmed);
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/* call back when LoRa has received a frame*/
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static void LoraRxData(lora_AppData_t *AppData);
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uint8_t HW_GetBatteryLevel(void) {
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return 254;
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}
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/* Private variables ---------------------------------------------------------*/
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/* load call backs*/
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static LoRaMainCallback_t LoRaMainCallbacks = {HW_GetBatteryLevel,
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HW_GetUniqueId,
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HW_GetRandomSeed,
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LoraTxData,
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LoraRxData};
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#ifdef USE_B_L072Z_LRWAN1
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/*!
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* Timer to handle the application Tx Led to toggle
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*/
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static TimerEvent_t TxLedTimer;
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static void OnTimerLedEvent( void );
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#endif
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/* !
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*Initialises the Lora Parameters
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*/
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static LoRaParam_t LoRaParamInit = {TX_ON_TIMER,
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APP_TX_DUTYCYCLE,
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CLASS_A,
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(bool)LORAWAN_ADR_ON,
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DR_0,
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(bool)LORAWAN_PUBLIC_NETWORK,
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JOINREQ_NBTRIALS};
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/* Private functions ---------------------------------------------------------*/
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static TimerEvent_t MeasurementStartTimer;
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static struct bme680_field_data voc_data;
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#define PEAK_COUNT 10
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static struct peak peaks[PEAK_COUNT];
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static float au_noise;
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static float au_power;
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void MeasurementStartTimerIrq(void)
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{
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GPIOC->ODR |= 1<<7;
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PRINTF("--- MEASUREMENT CALLBACK! --- \r\n");
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TimerSetValue( &MeasurementStartTimer, MEAS_INTERVAL_MS );
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TimerReset(&MeasurementStartTimer);
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uint32_t duration = voc_start_measure();
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HAL_Delay(duration); // this is usually like 200 ms, not enough to worry about sleep
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voc_read(&voc_data);
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// now we also analyze the bee buzzing ...
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audio_capture(peaks, PEAK_COUNT, &au_noise, &au_power);
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// STUFF...
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GPIOC->ODR &= ~(1<<7);
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}
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/**
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* @brief Main program
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* @param None
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* @retval None
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*/
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int main(void)
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{
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/* STM32 HAL library initialization*/
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HAL_Init();
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/* Configure the system clock*/
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SystemClock_Config();
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/* Configure the debug mode*/
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DBG_Init();
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__HAL_RCC_GPIOA_CLK_ENABLE();
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__HAL_RCC_GPIOC_CLK_ENABLE();
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/* Configure the hardware*/
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MX_DMA_Init();
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MX_ADC_Init();
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MX_TIM2_Init();
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HW_Init();
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// BLINKY
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GPIO_InitTypeDef initStruct = { 0 };
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initStruct.Mode =GPIO_MODE_OUTPUT_PP;
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initStruct.Pull = GPIO_NOPULL;
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initStruct.Speed = GPIO_SPEED_HIGH;
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HW_GPIO_Init(GPIOC, GPIO_PIN_7, &initStruct);
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/* USER CODE BEGIN 1 */
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/* USER CODE END 1 */
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voc_init();
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PRINTF("\r\n====== LORA BEE MONITOR ====== \r\n");
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PRINTF("\r\n ,-.\r\n \\_/\r\n {|||)< -{ sup im an IoT Bee }\r\n / \\\r\n `-' \r\n\r\n");
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/* Configure the Lora Stack*/
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PRINTF("Connecting to LoRa GW...\r\n");
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lora_Init(&LoRaMainCallbacks, &LoRaParamInit);
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TimerInit( &MeasurementStartTimer, MeasurementStartTimerIrq );
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TimerSetValue( &MeasurementStartTimer, MEAS_INTERVAL_MS - MEAS_TX_DELAY ); // first time with a delay, to get some offset
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TimerStart( &MeasurementStartTimer );
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PRINTF("Initial ambient sensor measurement...\r\n");
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MeasurementStartTimerIrq();
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/* main loop*/
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PRINTF("Main loop starting!!!\n\r");
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while (1) {
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GPIOC->ODR ^= 1<<7;
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/* run the LoRa class A state machine*/
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lora_fsm();
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DISABLE_IRQ();
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/* if an interrupt has occurred after DISABLE_IRQ, it is kept pending
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* and cortex will not enter low power anyway */
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if (lora_getDeviceState() == DEVICE_STATE_SLEEP) {
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#ifndef LOW_POWER_DISABLE
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GPIOC->ODR &= ~(1<<7); // LED off
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LowPower_Handler();
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#endif
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}
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ENABLE_IRQ();
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/* USER CODE BEGIN 2 */
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/* USER CODE END 2 */
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}
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}
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static void LoraTxData(lora_AppData_t *AppData, FunctionalState *IsTxConfirmed)
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{
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/* USER CODE BEGIN 3 */
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PRINTF("Lora TX\r\n");
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AppData->Port = LORAWAN_APP_PORT;
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*IsTxConfirmed = LORAWAN_CONFIRMED_MSG;
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PayloadBuilder pb = pb_start(AppData->Buff, AppData->BuffSize, true);
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pb_i16(&pb, voc_data.temperature); // Cx100
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pb_u16(&pb, (uint16_t) (voc_data.humidity / 10)); // discard one place -> %x100
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pb_u16(&pb, (uint16_t) (voc_data.pressure - 85000)); // send offset from 850 hPa -> Pa
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pb_u32(&pb, (uint16_t) (voc_data.gas_resistance)); // ohms, full size
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// audio part of the payload
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pb_float(&pb, au_power);
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pb_float(&pb, au_noise);
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pb_u8(&pb, PEAK_COUNT);
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for(int i = 0; i < PEAK_COUNT; i++) {
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pb_float(&pb, peaks[i].position);
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pb_float(&pb, peaks[i].magnitude);
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}
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AppData->BuffSize = (uint8_t) pb_length(&pb);
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/* USER CODE END 3 */
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}
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static void LoraRxData(lora_AppData_t *AppData)
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{
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PRINTF("Lora RX\r\n");
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}
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/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/
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