#include "lora_demo.h" #include "RHF76.h" #include "bsp.h" #include #include /* ================================================================================== data template: Type Name Token DataType RW Attribute property temperature temperature integer readonly range: [-100, 155] initial: 0 step: 1 unit: centigrade property humidity humidity integer readonly range: [-0, 100] initial: 0 step: 1 unit: % property pressure pressure integer read-write range: [259, 1260] initial: 260 step: 1 unit: hPa property magnFullscale magnFullscale integer read-write range: [4, 16] initial: 4 step: 1 unit: guass property magn_x magn_x float read-write range: [-16, 16] initial: 0 step: 1 unit: guass property magn_y magn_y float read-write range: [-16, 16] initial: 0 step: 1 unit: guass property magn_z magn_z float read-write range: [-16, 16] initial: 0 step: 1 unit: guass property altitude altitude float read-write range: [-1000, 10000] initial: 0 step: 1 unit: m property isconfirmed isconfirmed bool read-write 0: confirmed message 1: unconfirmed message property report_period period integer read-write range: [0, 3600] initial: 0 step: 1 unit: second ================================================================================== up-link parser javascript: function RawToProtocol(fPort, bytes) { var data ={ "method": "report", "clientToken": new Date(), "params": {} } data.params.magnFullscale = GetMagnFullscale(bytes[0]); var tempSensitivity = bytes[1]; var humiSensitivity = bytes[2] | (bytes[3]<<8); var presSensitivity = bytes[4] | (bytes[5]<<8); var magnSensitivity = bytes[6] | (bytes[7]<<8); data.params.temperature = (ConvertToInt16(bytes[8] | (bytes[9]<<8))*1.0/10).toFixed(2); data.params.humidity = ((bytes[10] | (bytes[11]<<8))*1.0/10).toFixed(2); data.params.magnX = (ConvertToInt16(bytes[12] | (bytes[13]<<8))*1.0/magnSensitivity).toFixed(2); data.params.magnY = (ConvertToInt16(bytes[14] | (bytes[15]<<8))*1.0/magnSensitivity).toFixed(2); data.params.magnZ = (ConvertToInt16(bytes[16] | (bytes[17]<<8))*1.0/magnSensitivity).toFixed(2); data.params.period = bytes[18] | (bytes[19]<<8); data.params.pressure = ((bytes[20] | (bytes[21]<<8) | (bytes[22]<<16) | (bytes[23]<<24))*1.0/presSensitivity).toFixed(2); data.params.altitude = ((Math.pow(1017.92/data.params.pressure,1.0/5.257) - 1)*(data.params.temperature/10.0+273.15)/0.0065).toFixed(2); return data; } function ConvertToInt16(num) { var intNum = num; if ((num & 0x8000) > 0) { intNum = num - 0x10000; } return intNum; } function GetMagnFullscale(fullscale){ var MagnFullscale = { 0: 4, 1: 8, 2: 12, 3: 16 }; return MagnFullscale[fullscale] === undefined ? 4 : MagnFullscale[fullscale]; } ================================================================================== down-link parser javascript: function ProtocolToRaw(obj) { var data = new Array(); data[0] = 5; // fport = 5 data[1] = 0; // unconfirmed mode data[2] = obj.params.period & 0x00FF; data[3] = (obj.params.period >> 8) & 0x00FF; data[4] = GetMagnFullscale(obj.params.magnFullscale); data[5] = obj.params.isconfirmed; return data; } function GetMagnFullscale(fullscale){ var MagnFullscale = { 4: 0, 8: 1, 12: 2, 16: 3 }; return MagnFullscale[fullscale]===undefined?0:MagnFullscale[fullscale]; } */ uint16_t report_period = 10; bool is_confirmed = true; typedef struct device_data_st { uint8_t magn_fullscale; // fullscale of magnetometer(RW) uint8_t temp_sensitivity; // temperature sensitivity (R) uint16_t humi_sensitivity; // humidity sensitivity (R) uint16_t press_sensitivity; // pressure sensitivity (R) uint16_t magn_sensitivity; // magnetic sensitivity (R) int16_t temperature; // temperature (R) int16_t humidity; // humidity (R) int16_t magn_x; // X-magnetic value in LSB (R) int16_t magn_y; // Y-magnetic value in LSB (R) int16_t magn_z; // Z-magnetic value in LSB (R) uint16_t period; // report period (R) uint32_t pressure; // pressure (R) } __PACKED__ dev_data_t; typedef struct device_data_wrapper_st { union { dev_data_t dev_data; uint8_t serialize[sizeof(dev_data_t)]; } u; } dev_data_wrapper_t; dev_data_wrapper_t dev_data_wrapper; void recv_callback(uint8_t *data, uint8_t len) { printf("len: %d\n", len); int i = 0; for (i = 0; i < len; ++i) { printf("data[%d]: %d\n", i, data[i]); } if (len == 1) { report_period = data[0]; } else if (len >= 2) { report_period = data[0] | (data[1] << 8); LIS3MDL_Set_FullScale((LIS3MDL_FullScaleTypeDef)data[2]); is_confirmed = (bool)data[3]; } } void print_to_screen(sensor_data_t sensor_data) { float pressure = sensor_data.sensor_press.pressure*1.0/sensor_data.sensor_press.sensitivity; float altitude = (pow(1013.25/pressure,1.0/5.257) - 1)*((int16_t)sensor_data.sensor_tempnhumi.temperature/10.0+273.15)/0.0065; printf("temperature: %2.2f\n", (int16_t)sensor_data.sensor_tempnhumi.temperature / 10.0); printf("humidity : %2.2f\n", sensor_data.sensor_tempnhumi.humidity / 10.0); printf("pressure : %2.2f,\t altitude: %2.2f\n", pressure, altitude); printf("magn : %2.3f, %2.3f, %2.3f\n", (int16_t)sensor_data.sensor_magn.magn_x*1.0/sensor_data.sensor_magn.sensitivity, (int16_t)sensor_data.sensor_magn.magn_y*1.0/sensor_data.sensor_magn.sensitivity, (int16_t)sensor_data.sensor_magn.magn_z*1.0/sensor_data.sensor_magn.sensitivity); } /** * @brief application entry * @modified by jieranzhi 2020/03/31 */ void application_entry(void *arg) { sensor_data_t sensor_data; // initialization of sensors BSP_Sensor_Init(); rhf76_lora_init(HAL_UART_PORT_1); tos_lora_module_recvcb_register(recv_callback); tos_lora_module_join_otaa("8cf957200000f52c", "8cf957200000f52c6d09aaaaad204a72"); while (1) { BSP_Sensor_Read(&sensor_data); print_to_screen(sensor_data); // generate data frame dev_data_wrapper.u.dev_data.magn_fullscale = (uint8_t)(sensor_data.sensor_magn.fullscale); dev_data_wrapper.u.dev_data.temp_sensitivity = (uint8_t)(sensor_data.sensor_tempnhumi.temp_sensitivity); dev_data_wrapper.u.dev_data.humi_sensitivity = (uint16_t)(sensor_data.sensor_tempnhumi.humi_sensitivity); dev_data_wrapper.u.dev_data.press_sensitivity = (uint16_t)(sensor_data.sensor_press.sensitivity); dev_data_wrapper.u.dev_data.magn_sensitivity = (uint16_t)(sensor_data.sensor_magn.sensitivity); dev_data_wrapper.u.dev_data.temperature = (int16_t)(sensor_data.sensor_tempnhumi.temperature); dev_data_wrapper.u.dev_data.humidity = (int16_t)(sensor_data.sensor_tempnhumi.humidity); dev_data_wrapper.u.dev_data.magn_x = (int16_t)(sensor_data.sensor_magn.magn_x); dev_data_wrapper.u.dev_data.magn_y = (int16_t)(sensor_data.sensor_magn.magn_y); dev_data_wrapper.u.dev_data.magn_z = (int16_t)(sensor_data.sensor_magn.magn_z); dev_data_wrapper.u.dev_data.pressure = (uint32_t)(sensor_data.sensor_press.pressure); dev_data_wrapper.u.dev_data.period = report_period; // send data to the server (via gateway) if(is_confirmed){ tos_lora_module_send(dev_data_wrapper.u.serialize, sizeof(dev_data_t)); }else{ tos_lora_module_send_unconfirmed(dev_data_wrapper.u.serialize, sizeof(dev_data_t)); } tos_task_delay(report_period * 1000); } }