mirror of https://github.com/arendst/Tasmota.git
208 lines
7.3 KiB
C++
208 lines
7.3 KiB
C++
/*
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xsns_32_MPU_6050.ino - MPU_6050 gyroscope and temperature sensor support for Sonoff-Tasmota
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Copyright (C) 2018 Oliver Welter
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifdef USE_I2C
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#ifdef USE_MPU6050
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/*********************************************************************************************\
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* MPU_6050 3 axis gyroscope and temperature sensor
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*
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* Source: Oliver Welter, with special thanks to Jeff Rowberg
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*
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* I2C Address: 0x68 or 0x69 with AD0 HIGH
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\*********************************************************************************************/
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#define D_SENSOR_MPU6050 "MPU6050"
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#define MPU_6050_ADDR_AD0_LOW 0x68
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#define MPU_6050_ADDR_AD0_HIGH 0x69
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uint8_t MPU_6050_address;
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uint8_t MPU_6050_addresses[] = { MPU_6050_ADDR_AD0_LOW, MPU_6050_ADDR_AD0_HIGH };
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uint8_t MPU_6050_found;
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int16_t MPU_6050_ax = 0, MPU_6050_ay = 0, MPU_6050_az = 0;
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int16_t MPU_6050_gx = 0, MPU_6050_gy = 0, MPU_6050_gz = 0;
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int16_t MPU_6050_temperature = 0;
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#include <MPU6050.h>
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MPU6050 mpu6050;
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void MPU_6050PerformReading()
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{
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mpu6050.getMotion6(
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&MPU_6050_ax,
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&MPU_6050_ay,
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&MPU_6050_az,
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&MPU_6050_gx,
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&MPU_6050_gy,
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&MPU_6050_gz
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);
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MPU_6050_temperature = mpu6050.getTemperature();
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}
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/* Work in progress - not yet fully functional
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void MPU_6050SetGyroOffsets(int x, int y, int z)
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{
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mpu050.setXGyroOffset(x);
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mpu6050.setYGyroOffset(y);
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mpu6050.setZGyroOffset(z);
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}
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void MPU_6050SetAccelOffsets(int x, int y, int z)
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{
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mpu6050.setXAccelOffset(x);
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mpu6050.setYAccelOffset(y);
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mpu6050.setZAccelOffset(z);
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}
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*/
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void MPU_6050Detect()
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{
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if (MPU_6050_found)
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{
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return;
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}
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for (byte i = 0; i < sizeof(MPU_6050_addresses); i++)
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{
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MPU_6050_address = MPU_6050_addresses[i];
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mpu6050.setAddr(MPU_6050_address);
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mpu6050.initialize();
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Settings.flag2.axis_resolution = 2; // Need to be services by command Sensor32
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MPU_6050_found = mpu6050.testConnection();
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}
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if (MPU_6050_found)
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{
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snprintf_P(log_data, sizeof(log_data), S_LOG_I2C_FOUND_AT, D_SENSOR_MPU6050, MPU_6050_address);
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AddLog(LOG_LEVEL_DEBUG);
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}
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}
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#ifdef USE_WEBSERVER
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const char HTTP_SNS_AX_AXIS[] PROGMEM = "%s{s}%s " D_AX_AXIS "{m}%s{e}"; // {s} = <tr><th>, {m} = </th><td>, {e} = </td></tr>
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const char HTTP_SNS_AY_AXIS[] PROGMEM = "%s{s}%s " D_AY_AXIS "{m}%s{e}"; // {s} = <tr><th>, {m} = </th><td>, {e} = </td></tr>
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const char HTTP_SNS_AZ_AXIS[] PROGMEM = "%s{s}%s " D_AZ_AXIS "{m}%s{e}"; // {s} = <tr><th>, {m} = </th><td>, {e} = </td></tr>
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const char HTTP_SNS_GX_AXIS[] PROGMEM = "%s{s}%s " D_GX_AXIS "{m}%s{e}"; // {s} = <tr><th>, {m} = </th><td>, {e} = </td></tr>
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const char HTTP_SNS_GY_AXIS[] PROGMEM = "%s{s}%s " D_GY_AXIS "{m}%s{e}"; // {s} = <tr><th>, {m} = </th><td>, {e} = </td></tr>
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const char HTTP_SNS_GZ_AXIS[] PROGMEM = "%s{s}%s " D_GZ_AXIS "{m}%s{e}"; // {s} = <tr><th>, {m} = </th><td>, {e} = </td></tr>
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#endif // USE_WEBSERVER
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#define D_JSON_AXIS_AX "AccelXAxis"
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#define D_JSON_AXIS_AY "AccelYAxis"
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#define D_JSON_AXIS_AZ "AccelZAxis"
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#define D_JSON_AXIS_GX "GyroXAxis"
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#define D_JSON_AXIS_GY "GyroYAxis"
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#define D_JSON_AXIS_GZ "GyroZAxis"
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void MPU_6050Show(boolean json)
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{
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double tempConv = (MPU_6050_temperature / 340.0 + 35.53);
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if (MPU_6050_found) {
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MPU_6050PerformReading();
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char temperature[10];
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dtostrfd(tempConv, Settings.flag2.temperature_resolution, temperature);
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char axis_ax[10];
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dtostrfd(MPU_6050_ax, Settings.flag2.axis_resolution, axis_ax);
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char axis_ay[10];
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dtostrfd(MPU_6050_ay, Settings.flag2.axis_resolution, axis_ay);
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char axis_az[10];
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dtostrfd(MPU_6050_az, Settings.flag2.axis_resolution, axis_az);
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char axis_gx[10];
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dtostrfd(MPU_6050_gx, Settings.flag2.axis_resolution, axis_gx);
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char axis_gy[10];
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dtostrfd(MPU_6050_gy, Settings.flag2.axis_resolution, axis_gy);
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char axis_gz[10];
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dtostrfd(MPU_6050_gz, Settings.flag2.axis_resolution, axis_gz);
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if (json) {
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char json_axis_ax[40];
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snprintf_P(json_axis_ax, sizeof(json_axis_ax), PSTR(",\"" D_JSON_AXIS_AX "\":%s"), axis_ax);
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char json_axis_ay[40];
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snprintf_P(json_axis_ay, sizeof(json_axis_ay), PSTR(",\"" D_JSON_AXIS_AY "\":%s"), axis_ay);
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char json_axis_az[40];
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snprintf_P(json_axis_az, sizeof(json_axis_az), PSTR(",\"" D_JSON_AXIS_AZ "\":%s"), axis_az);
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char json_axis_gx[40];
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snprintf_P(json_axis_gx, sizeof(json_axis_gx), PSTR(",\"" D_JSON_AXIS_GX "\":%s"), axis_gx);
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char json_axis_gy[40];
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snprintf_P(json_axis_gy, sizeof(json_axis_gy), PSTR(",\"" D_JSON_AXIS_GY "\":%s"), axis_gy);
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char json_axis_gz[40];
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snprintf_P(json_axis_gz, sizeof(json_axis_gz), PSTR(",\"" D_JSON_AXIS_GZ "\":%s"), axis_gz);
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snprintf_P(mqtt_data, sizeof(mqtt_data), PSTR("%s,\"%s\":{\"" D_JSON_TEMPERATURE "\":%s%s%s%s%s%s%s,\"}"),
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mqtt_data, D_SENSOR_MPU6050, temperature, json_axis_ax, json_axis_ay, json_axis_az, json_axis_gx, json_axis_gy, json_axis_gz);
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#ifdef USE_DOMOTICZ
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DomoticzTempHumSensor(temperature, 0);
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#endif // USE_DOMOTICZ
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#ifdef USE_WEBSERVER
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} else {
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snprintf_P(mqtt_data, sizeof(mqtt_data), HTTP_SNS_TEMP, mqtt_data, D_SENSOR_MPU6050, temperature, TempUnit());
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snprintf_P(mqtt_data, sizeof(mqtt_data), HTTP_SNS_AX_AXIS, mqtt_data, D_SENSOR_MPU6050, axis_ax);
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snprintf_P(mqtt_data, sizeof(mqtt_data), HTTP_SNS_AY_AXIS, mqtt_data, D_SENSOR_MPU6050, axis_ay);
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snprintf_P(mqtt_data, sizeof(mqtt_data), HTTP_SNS_AZ_AXIS, mqtt_data, D_SENSOR_MPU6050, axis_az);
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snprintf_P(mqtt_data, sizeof(mqtt_data), HTTP_SNS_GX_AXIS, mqtt_data, D_SENSOR_MPU6050, axis_gx);
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snprintf_P(mqtt_data, sizeof(mqtt_data), HTTP_SNS_GY_AXIS, mqtt_data, D_SENSOR_MPU6050, axis_gy);
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snprintf_P(mqtt_data, sizeof(mqtt_data), HTTP_SNS_GZ_AXIS, mqtt_data, D_SENSOR_MPU6050, axis_gz);
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#endif // USE_WEBSERVER
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}
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}
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}
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/*********************************************************************************************\
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* Interface
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\*********************************************************************************************/
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#define XSNS_32
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boolean Xsns32(byte function)
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{
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boolean result = false;
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if (i2c_flg) {
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switch (function) {
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case FUNC_PREP_BEFORE_TELEPERIOD:
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MPU_6050Detect();
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break;
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case FUNC_EVERY_SECOND:
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if (tele_period == Settings.tele_period -3) {
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MPU_6050PerformReading();
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}
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break;
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case FUNC_JSON_APPEND:
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MPU_6050Show(1);
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break;
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#ifdef USE_WEBSERVER
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case FUNC_WEB_APPEND:
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MPU_6050Show(0);
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MPU_6050PerformReading();
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break;
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#endif // USE_WEBSERVER
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}
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}
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return result;
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}
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#endif // USE_MPU6050
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#endif // USE_I2C
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