mirror of https://github.com/arendst/Tasmota.git
545 lines
19 KiB
C++
545 lines
19 KiB
C++
/*
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xsns_09_bmp.ino - BMP pressure, temperature, humidity and gas sensor support for Sonoff-Tasmota
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Copyright (C) 2018 Heiko Krupp and Theo Arends
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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_BMP
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/*********************************************************************************************\
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* BMP085, BMP180, BMP280, BME280, BME680 - Pressure, Temperature, Humidity (BME280/BME680) and gas (BME680)
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*
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* Source: Heiko Krupp and Adafruit Industries
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*
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* I2C Address: 0x76 or 0x77
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\*********************************************************************************************/
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#define BMP_ADDR1 0x77
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#define BMP_ADDR2 0x76
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#define BMP180_CHIPID 0x55
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#define BMP280_CHIPID 0x58
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#define BME280_CHIPID 0x60
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#define BME680_CHIPID 0x61
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#define BMP_REGISTER_CHIPID 0xD0
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const char kBmpTypes[] PROGMEM = "BMP180|BMP280|BME280|BME680";
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uint8_t bmp_address;
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uint8_t bmp_addresses[] = { BMP_ADDR1, BMP_ADDR2 };
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uint8_t bmp_type = 0;
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uint8_t bmp_model = 0;
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char bmp_name[7];
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/*********************************************************************************************\
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* BMP085 and BME180
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\*********************************************************************************************/
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#define BMP180_REG_CONTROL 0xF4
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#define BMP180_REG_RESULT 0xF6
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#define BMP180_TEMPERATURE 0x2E
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#define BMP180_PRESSURE3 0xF4 // Max. oversampling -> OSS = 3
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#define BMP180_AC1 0xAA
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#define BMP180_AC2 0xAC
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#define BMP180_AC3 0xAE
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#define BMP180_AC4 0xB0
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#define BMP180_AC5 0xB2
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#define BMP180_AC6 0xB4
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#define BMP180_VB1 0xB6
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#define BMP180_VB2 0xB8
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#define BMP180_MB 0xBA
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#define BMP180_MC 0xBC
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#define BMP180_MD 0xBE
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#define BMP180_OSS 3
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int16_t cal_ac1;
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int16_t cal_ac2;
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int16_t cal_ac3;
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int16_t cal_b1;
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int16_t cal_b2;
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int16_t cal_mc;
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int16_t cal_md;
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uint16_t cal_ac4;
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uint16_t cal_ac5;
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uint16_t cal_ac6;
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int32_t bmp180_b5 = 0;
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boolean Bmp180Calibration()
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{
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cal_ac1 = I2cRead16(bmp_address, BMP180_AC1);
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cal_ac2 = I2cRead16(bmp_address, BMP180_AC2);
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cal_ac3 = I2cRead16(bmp_address, BMP180_AC3);
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cal_ac4 = I2cRead16(bmp_address, BMP180_AC4);
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cal_ac5 = I2cRead16(bmp_address, BMP180_AC5);
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cal_ac6 = I2cRead16(bmp_address, BMP180_AC6);
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cal_b1 = I2cRead16(bmp_address, BMP180_VB1);
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cal_b2 = I2cRead16(bmp_address, BMP180_VB2);
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cal_mc = I2cRead16(bmp_address, BMP180_MC);
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cal_md = I2cRead16(bmp_address, BMP180_MD);
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// Check for Errors in calibration data. Value never is 0x0000 or 0xFFFF
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if (!cal_ac1 | !cal_ac2 | !cal_ac3 | !cal_ac4 | !cal_ac5 | !cal_ac6 | !cal_b1 | !cal_b2 | !cal_mc | !cal_md) {
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return false;
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}
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if ((cal_ac1 == (int16_t)0xFFFF) |
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(cal_ac2 == (int16_t)0xFFFF) |
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(cal_ac3 == (int16_t)0xFFFF) |
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(cal_ac4 == 0xFFFF) |
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(cal_ac5 == 0xFFFF) |
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(cal_ac6 == 0xFFFF) |
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(cal_b1 == (int16_t)0xFFFF) |
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(cal_b2 == (int16_t)0xFFFF) |
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(cal_mc == (int16_t)0xFFFF) |
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(cal_md == (int16_t)0xFFFF)) {
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return false;
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}
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return true;
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}
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double Bmp180ReadTemperature()
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{
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I2cWrite8(bmp_address, BMP180_REG_CONTROL, BMP180_TEMPERATURE);
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delay(5); // 5ms conversion time
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int ut = I2cRead16(bmp_address, BMP180_REG_RESULT);
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int32_t x1 = (ut - (int32_t)cal_ac6) * ((int32_t)cal_ac5) >> 15;
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int32_t x2 = ((int32_t)cal_mc << 11) / (x1 + (int32_t)cal_md);
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bmp180_b5 = x1 + x2;
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return ((bmp180_b5 + 8) >> 4) / 10.0;
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}
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double Bmp180ReadPressure()
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{
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int32_t p;
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I2cWrite8(bmp_address, BMP180_REG_CONTROL, BMP180_PRESSURE3); // Highest resolution
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delay(2 + (4 << BMP180_OSS)); // 26ms conversion time at ultra high resolution
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uint32_t up = I2cRead24(bmp_address, BMP180_REG_RESULT);
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up >>= (8 - BMP180_OSS);
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int32_t b6 = bmp180_b5 - 4000;
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int32_t x1 = ((int32_t)cal_b2 * ((b6 * b6) >> 12)) >> 11;
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int32_t x2 = ((int32_t)cal_ac2 * b6) >> 11;
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int32_t x3 = x1 + x2;
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int32_t b3 = ((((int32_t)cal_ac1 * 4 + x3) << BMP180_OSS) + 2) >> 2;
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x1 = ((int32_t)cal_ac3 * b6) >> 13;
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x2 = ((int32_t)cal_b1 * ((b6 * b6) >> 12)) >> 16;
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x3 = ((x1 + x2) + 2) >> 2;
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uint32_t b4 = ((uint32_t)cal_ac4 * (uint32_t)(x3 + 32768)) >> 15;
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uint32_t b7 = ((uint32_t)up - b3) * (uint32_t)(50000UL >> BMP180_OSS);
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if (b7 < 0x80000000) {
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p = (b7 * 2) / b4;
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}
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else {
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p = (b7 / b4) * 2;
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}
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x1 = (p >> 8) * (p >> 8);
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x1 = (x1 * 3038) >> 16;
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x2 = (-7357 * p) >> 16;
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p += ((x1 + x2 + (int32_t)3791) >> 4);
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return p / 100.0; // convert to mbar
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}
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/*********************************************************************************************\
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* BMP280 and BME280
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*
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* Programmer : BMP280/BME280 Datasheet and Adafruit with changes by Theo Arends
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\*********************************************************************************************/
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#define BME280_REGISTER_CONTROLHUMID 0xF2
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#define BME280_REGISTER_CONTROL 0xF4
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#define BME280_REGISTER_CONFIG 0xF5
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#define BME280_REGISTER_PRESSUREDATA 0xF7
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#define BME280_REGISTER_TEMPDATA 0xFA
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#define BME280_REGISTER_HUMIDDATA 0xFD
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#define BME280_REGISTER_DIG_T1 0x88
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#define BME280_REGISTER_DIG_T2 0x8A
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#define BME280_REGISTER_DIG_T3 0x8C
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#define BME280_REGISTER_DIG_P1 0x8E
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#define BME280_REGISTER_DIG_P2 0x90
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#define BME280_REGISTER_DIG_P3 0x92
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#define BME280_REGISTER_DIG_P4 0x94
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#define BME280_REGISTER_DIG_P5 0x96
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#define BME280_REGISTER_DIG_P6 0x98
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#define BME280_REGISTER_DIG_P7 0x9A
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#define BME280_REGISTER_DIG_P8 0x9C
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#define BME280_REGISTER_DIG_P9 0x9E
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#define BME280_REGISTER_DIG_H1 0xA1
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#define BME280_REGISTER_DIG_H2 0xE1
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#define BME280_REGISTER_DIG_H3 0xE3
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#define BME280_REGISTER_DIG_H4 0xE4
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#define BME280_REGISTER_DIG_H5 0xE5
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#define BME280_REGISTER_DIG_H6 0xE7
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struct BME280CALIBDATA
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{
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uint16_t dig_T1;
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int16_t dig_T2;
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int16_t dig_T3;
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uint16_t dig_P1;
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int16_t dig_P2;
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int16_t dig_P3;
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int16_t dig_P4;
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int16_t dig_P5;
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int16_t dig_P6;
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int16_t dig_P7;
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int16_t dig_P8;
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int16_t dig_P9;
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uint8_t dig_H1;
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int16_t dig_H2;
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uint8_t dig_H3;
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int16_t dig_H4;
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int16_t dig_H5;
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int8_t dig_H6;
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} Bme280CalibrationData;
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int32_t t_fine;
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boolean Bmx280Calibrate()
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{
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// if (I2cRead8(bmp_address, BMP_REGISTER_CHIPID) != BME280_CHIPID) return false;
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Bme280CalibrationData.dig_T1 = I2cRead16LE(bmp_address, BME280_REGISTER_DIG_T1);
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Bme280CalibrationData.dig_T2 = I2cReadS16_LE(bmp_address, BME280_REGISTER_DIG_T2);
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Bme280CalibrationData.dig_T3 = I2cReadS16_LE(bmp_address, BME280_REGISTER_DIG_T3);
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Bme280CalibrationData.dig_P1 = I2cRead16LE(bmp_address, BME280_REGISTER_DIG_P1);
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Bme280CalibrationData.dig_P2 = I2cReadS16_LE(bmp_address, BME280_REGISTER_DIG_P2);
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Bme280CalibrationData.dig_P3 = I2cReadS16_LE(bmp_address, BME280_REGISTER_DIG_P3);
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Bme280CalibrationData.dig_P4 = I2cReadS16_LE(bmp_address, BME280_REGISTER_DIG_P4);
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Bme280CalibrationData.dig_P5 = I2cReadS16_LE(bmp_address, BME280_REGISTER_DIG_P5);
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Bme280CalibrationData.dig_P6 = I2cReadS16_LE(bmp_address, BME280_REGISTER_DIG_P6);
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Bme280CalibrationData.dig_P7 = I2cReadS16_LE(bmp_address, BME280_REGISTER_DIG_P7);
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Bme280CalibrationData.dig_P8 = I2cReadS16_LE(bmp_address, BME280_REGISTER_DIG_P8);
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Bme280CalibrationData.dig_P9 = I2cReadS16_LE(bmp_address, BME280_REGISTER_DIG_P9);
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/*
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if (BME280_CHIPID == bmp_type) {
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Bme280CalibrationData.dig_H1 = I2cRead8(bmp_address, BME280_REGISTER_DIG_H1);
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Bme280CalibrationData.dig_H2 = I2cReadS16_LE(bmp_address, BME280_REGISTER_DIG_H2);
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Bme280CalibrationData.dig_H3 = I2cRead8(bmp_address, BME280_REGISTER_DIG_H3);
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Bme280CalibrationData.dig_H4 = (I2cRead8(bmp_address, BME280_REGISTER_DIG_H4) << 4) | (I2cRead8(bmp_address, BME280_REGISTER_DIG_H4 + 1) & 0xF);
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Bme280CalibrationData.dig_H5 = (I2cRead8(bmp_address, BME280_REGISTER_DIG_H5 + 1) << 4) | (I2cRead8(bmp_address, BME280_REGISTER_DIG_H5) >> 4);
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Bme280CalibrationData.dig_H6 = (int8_t)I2cRead8(bmp_address, BME280_REGISTER_DIG_H6);
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// Set before CONTROL_meas (DS 5.4.3)
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I2cWrite8(bmp_address, BME280_REGISTER_CONTROLHUMID, 0x05); // 16x oversampling (Adafruit)
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}
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I2cWrite8(bmp_address, BME280_REGISTER_CONTROL, 0xB7); // 16x oversampling, normal mode (Adafruit)
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*/
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if (BME280_CHIPID == bmp_type) { // #1051
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Bme280CalibrationData.dig_H1 = I2cRead8(bmp_address, BME280_REGISTER_DIG_H1);
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Bme280CalibrationData.dig_H2 = I2cReadS16_LE(bmp_address, BME280_REGISTER_DIG_H2);
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Bme280CalibrationData.dig_H3 = I2cRead8(bmp_address, BME280_REGISTER_DIG_H3);
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Bme280CalibrationData.dig_H4 = (I2cRead8(bmp_address, BME280_REGISTER_DIG_H4) << 4) | (I2cRead8(bmp_address, BME280_REGISTER_DIG_H4 + 1) & 0xF);
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Bme280CalibrationData.dig_H5 = (I2cRead8(bmp_address, BME280_REGISTER_DIG_H5 + 1) << 4) | (I2cRead8(bmp_address, BME280_REGISTER_DIG_H5) >> 4);
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Bme280CalibrationData.dig_H6 = (int8_t)I2cRead8(bmp_address, BME280_REGISTER_DIG_H6);
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I2cWrite8(bmp_address, BME280_REGISTER_CONTROL, 0x00); // sleep mode since writes to config can be ignored in normal mode (Datasheet 5.4.5/6 page 27)
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// Set before CONTROL_meas (DS 5.4.3)
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I2cWrite8(bmp_address, BME280_REGISTER_CONTROLHUMID, 0x01); // 1x oversampling
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I2cWrite8(bmp_address, BME280_REGISTER_CONFIG, 0xA0); // 1sec standby between measurements (to limit self heating), IIR filter off
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I2cWrite8(bmp_address, BME280_REGISTER_CONTROL, 0x27); // 1x oversampling, normal mode
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} else {
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I2cWrite8(bmp_address, BME280_REGISTER_CONTROL, 0xB7); // 16x oversampling, normal mode (Adafruit)
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}
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return true;
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}
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double Bme280ReadTemperature(void)
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{
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int32_t var1;
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int32_t var2;
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int32_t adc_T = I2cRead24(bmp_address, BME280_REGISTER_TEMPDATA);
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adc_T >>= 4;
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var1 = ((((adc_T >> 3) - ((int32_t)Bme280CalibrationData.dig_T1 << 1))) * ((int32_t)Bme280CalibrationData.dig_T2)) >> 11;
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var2 = (((((adc_T >> 4) - ((int32_t)Bme280CalibrationData.dig_T1)) * ((adc_T >> 4) - ((int32_t)Bme280CalibrationData.dig_T1))) >> 12) *
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((int32_t)Bme280CalibrationData.dig_T3)) >> 14;
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t_fine = var1 + var2;
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double T = (t_fine * 5 + 128) >> 8;
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return T / 100.0;
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}
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double Bme280ReadPressure(void)
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{
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int64_t var1;
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int64_t var2;
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int64_t p;
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// Must be done first to get the t_fine variable set up
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// Bme280ReadTemperature();
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int32_t adc_P = I2cRead24(bmp_address, BME280_REGISTER_PRESSUREDATA);
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adc_P >>= 4;
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var1 = ((int64_t)t_fine) - 128000;
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var2 = var1 * var1 * (int64_t)Bme280CalibrationData.dig_P6;
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var2 = var2 + ((var1 * (int64_t)Bme280CalibrationData.dig_P5) << 17);
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var2 = var2 + (((int64_t)Bme280CalibrationData.dig_P4) << 35);
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var1 = ((var1 * var1 * (int64_t)Bme280CalibrationData.dig_P3) >> 8) + ((var1 * (int64_t)Bme280CalibrationData.dig_P2) << 12);
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var1 = (((((int64_t)1) << 47) + var1)) * ((int64_t)Bme280CalibrationData.dig_P1) >> 33;
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if (0 == var1) {
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return 0; // avoid exception caused by division by zero
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}
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p = 1048576 - adc_P;
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p = (((p << 31) - var2) * 3125) / var1;
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var1 = (((int64_t)Bme280CalibrationData.dig_P9) * (p >> 13) * (p >> 13)) >> 25;
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var2 = (((int64_t)Bme280CalibrationData.dig_P8) * p) >> 19;
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p = ((p + var1 + var2) >> 8) + (((int64_t)Bme280CalibrationData.dig_P7) << 4);
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return (double)p / 25600.0;
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}
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double Bme280ReadHumidity(void)
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{
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int32_t v_x1_u32r;
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// Must be done first to get the t_fine variable set up
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// Bme280ReadTemperature();
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int32_t adc_H = I2cRead16(bmp_address, BME280_REGISTER_HUMIDDATA);
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v_x1_u32r = (t_fine - ((int32_t)76800));
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v_x1_u32r = (((((adc_H << 14) - (((int32_t)Bme280CalibrationData.dig_H4) << 20) -
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(((int32_t)Bme280CalibrationData.dig_H5) * v_x1_u32r)) + ((int32_t)16384)) >> 15) *
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(((((((v_x1_u32r * ((int32_t)Bme280CalibrationData.dig_H6)) >> 10) *
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(((v_x1_u32r * ((int32_t)Bme280CalibrationData.dig_H3)) >> 11) + ((int32_t)32768))) >> 10) +
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((int32_t)2097152)) * ((int32_t)Bme280CalibrationData.dig_H2) + 8192) >> 14));
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v_x1_u32r = (v_x1_u32r - (((((v_x1_u32r >> 15) * (v_x1_u32r >> 15)) >> 7) *
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((int32_t)Bme280CalibrationData.dig_H1)) >> 4));
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v_x1_u32r = (v_x1_u32r < 0) ? 0 : v_x1_u32r;
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v_x1_u32r = (v_x1_u32r > 419430400) ? 419430400 : v_x1_u32r;
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double h = (v_x1_u32r >> 12);
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return h / 1024.0;
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}
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#ifdef USE_BME680
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/*********************************************************************************************\
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* BME680
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\*********************************************************************************************/
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#include <Adafruit_BME680.h>
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Adafruit_BME680 bme680;
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void Bme680PerformReading()
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{
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if (BME680_CHIPID == bmp_type) {
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bme680.performReading();
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}
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}
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#endif // USE_BME680
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/********************************************************************************************/
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void BmpDetect()
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{
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if (bmp_type) {
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return;
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}
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for (byte i = 0; i < sizeof(bmp_addresses); i++) {
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bmp_address = bmp_addresses[i];
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bmp_type = I2cRead8(bmp_address, BMP_REGISTER_CHIPID);
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if (bmp_type) {
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break;
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}
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}
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if (bmp_type) {
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boolean success = false;
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switch (bmp_type) {
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case BMP180_CHIPID:
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success = Bmp180Calibration();
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break;
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case BMP280_CHIPID:
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bmp_model = 1; // 1
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success = Bmx280Calibrate();
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break;
|
|
case BME280_CHIPID:
|
|
bmp_model = 2; // 2
|
|
success = Bmx280Calibrate();
|
|
break;
|
|
#ifdef USE_BME680
|
|
case BME680_CHIPID:
|
|
bmp_model = 3; // 2
|
|
success = bme680.begin(bmp_address);
|
|
break;
|
|
#endif // USE_BME680
|
|
}
|
|
if (success) {
|
|
GetTextIndexed(bmp_name, sizeof(bmp_name), bmp_model, kBmpTypes);
|
|
snprintf_P(log_data, sizeof(log_data), S_LOG_I2C_FOUND_AT, bmp_name, bmp_address);
|
|
AddLog(LOG_LEVEL_DEBUG);
|
|
}
|
|
else {
|
|
bmp_type = 0;
|
|
}
|
|
}
|
|
}
|
|
|
|
void BmpShow(boolean json)
|
|
{
|
|
if (bmp_type) {
|
|
float t = 0.0;
|
|
float p = 0.0;
|
|
float h = 0.0;
|
|
float g = 0.0;
|
|
float bmp_sealevel = 0.0;
|
|
|
|
switch (bmp_type) {
|
|
case BMP180_CHIPID:
|
|
t = Bmp180ReadTemperature();
|
|
p = Bmp180ReadPressure();
|
|
break;
|
|
case BME280_CHIPID:
|
|
h = Bme280ReadHumidity();
|
|
case BMP280_CHIPID:
|
|
t = Bme280ReadTemperature();
|
|
p = Bme280ReadPressure();
|
|
break;
|
|
#ifdef USE_BME680
|
|
case BME680_CHIPID:
|
|
t = bme680.temperature;
|
|
p = bme680.pressure / 100.0;
|
|
h = bme680.humidity;
|
|
g = bme680.gas_resistance / 1000.0;
|
|
break;
|
|
#endif // USE_BME680
|
|
}
|
|
if (t != 0.0) {
|
|
t = ConvertTemp(t);
|
|
}
|
|
if (p != 0.0) {
|
|
// bmp_sealevel = p / pow(1.0 - ((float)Settings.altitude / 44330.0), 5.255); // pow adds 8k to the code
|
|
bmp_sealevel = (p / FastPrecisePow(1.0 - ((float)Settings.altitude / 44330.0), 5.255)) - 21.6;
|
|
}
|
|
|
|
char temperature[10];
|
|
dtostrfd(t, Settings.flag2.temperature_resolution, temperature);
|
|
char pressure[10];
|
|
dtostrfd(p, Settings.flag2.pressure_resolution, pressure);
|
|
char sea_pressure[10];
|
|
dtostrfd(bmp_sealevel, Settings.flag2.pressure_resolution, sea_pressure);
|
|
char humidity[10];
|
|
dtostrfd(h, Settings.flag2.humidity_resolution, humidity);
|
|
#ifdef USE_BME680
|
|
char gas_resistance[10];
|
|
dtostrfd(g, 2, gas_resistance);
|
|
#endif // USE_BME680
|
|
|
|
if (json) {
|
|
char json_humidity[40];
|
|
snprintf_P(json_humidity, sizeof(json_humidity), PSTR(",\"" D_JSON_HUMIDITY "\":%s"), humidity);
|
|
char json_sealevel[40];
|
|
snprintf_P(json_sealevel, sizeof(json_sealevel), PSTR(",\"" D_JSON_PRESSUREATSEALEVEL "\":%s"), sea_pressure);
|
|
#ifdef USE_BME680
|
|
char json_gas[40];
|
|
snprintf_P(json_gas, sizeof(json_gas), PSTR(",\"" D_JSON_GAS "\":%s"), gas_resistance);
|
|
snprintf_P(mqtt_data, sizeof(mqtt_data), PSTR("%s,\"%s\":{\"" D_JSON_TEMPERATURE "\":%s%s,\"" D_JSON_PRESSURE "\":%s%s%s}"),
|
|
mqtt_data, bmp_name, temperature, (bmp_model >= 2) ? json_humidity : "", pressure, (Settings.altitude != 0) ? json_sealevel : "", (bmp_model >= 3) ? json_gas : "");
|
|
#else
|
|
snprintf_P(mqtt_data, sizeof(mqtt_data), PSTR("%s,\"%s\":{\"" D_JSON_TEMPERATURE "\":%s%s,\"" D_JSON_PRESSURE "\":%s%s}"),
|
|
mqtt_data, bmp_name, temperature, (bmp_model >= 2) ? json_humidity : "", pressure, (Settings.altitude != 0) ? json_sealevel : "");
|
|
#endif // USE_BME680
|
|
#ifdef USE_DOMOTICZ
|
|
if (0 == tele_period) {
|
|
DomoticzTempHumPressureSensor(temperature, humidity, pressure);
|
|
#ifdef USE_BME680
|
|
if (bmp_model >= 3) { DomoticzSensor(DZ_AIRQUALITY, (uint32_t)g); }
|
|
#endif // USE_BME680
|
|
}
|
|
#endif // USE_DOMOTICZ
|
|
|
|
#ifdef USE_KNX
|
|
if (0 == tele_period) {
|
|
KnxSensor(KNX_TEMPERATURE, t);
|
|
KnxSensor(KNX_HUMIDITY, h);
|
|
}
|
|
#endif // USE_KNX
|
|
|
|
#ifdef USE_WEBSERVER
|
|
} else {
|
|
snprintf_P(mqtt_data, sizeof(mqtt_data), HTTP_SNS_TEMP, mqtt_data, bmp_name, temperature, TempUnit());
|
|
if (bmp_model >= 2) {
|
|
snprintf_P(mqtt_data, sizeof(mqtt_data), HTTP_SNS_HUM, mqtt_data, bmp_name, humidity);
|
|
}
|
|
snprintf_P(mqtt_data, sizeof(mqtt_data), HTTP_SNS_PRESSURE, mqtt_data, bmp_name, pressure);
|
|
if (Settings.altitude != 0) {
|
|
snprintf_P(mqtt_data, sizeof(mqtt_data), HTTP_SNS_SEAPRESSURE, mqtt_data, bmp_name, sea_pressure);
|
|
}
|
|
#ifdef USE_BME680
|
|
if (bmp_model >= 3) {
|
|
snprintf_P(mqtt_data, sizeof(mqtt_data), PSTR("%s{s}%s " D_GAS "{m}%s " D_UNIT_KILOOHM "{e}"), mqtt_data, bmp_name, gas_resistance);
|
|
}
|
|
#endif // USE_BME680
|
|
#endif // USE_WEBSERVER
|
|
}
|
|
}
|
|
}
|
|
|
|
/*********************************************************************************************\
|
|
* Interface
|
|
\*********************************************************************************************/
|
|
|
|
#define XSNS_09
|
|
|
|
boolean Xsns09(byte function)
|
|
{
|
|
boolean result = false;
|
|
|
|
if (i2c_flg) {
|
|
switch (function) {
|
|
case FUNC_PREP_BEFORE_TELEPERIOD:
|
|
BmpDetect();
|
|
break;
|
|
case FUNC_EVERY_SECOND:
|
|
#ifdef USE_BME680
|
|
if ((Settings.tele_period - tele_period) < 300) { // 5 minute stabilization time
|
|
if (tele_period &1) {
|
|
Bme680PerformReading(); // Keep BME680 busy every two seconds
|
|
}
|
|
}
|
|
#endif // USE_BME680
|
|
break;
|
|
case FUNC_JSON_APPEND:
|
|
BmpShow(1);
|
|
break;
|
|
#ifdef USE_WEBSERVER
|
|
case FUNC_WEB_APPEND:
|
|
BmpShow(0);
|
|
#ifdef USE_BME680
|
|
Bme680PerformReading();
|
|
#endif // USE_BME680
|
|
break;
|
|
#endif // USE_WEBSERVER
|
|
}
|
|
}
|
|
return result;
|
|
}
|
|
|
|
#endif // USE_BMP
|
|
#endif // USE_I2C
|