mirror of https://github.com/arendst/Tasmota.git
117 lines
3.4 KiB
C++
117 lines
3.4 KiB
C++
/*
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xsns_71_VEML7700.ino - VEML7700 Ambient light intensity Sensor support for Tasmota
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Copyright (C) 2020 Martin Wagner
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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_VEML7700
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/*********************************************************************************************\
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* VEML7700 ALS Sensor
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* Using the Adafruit VEML7700 Libary
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* I2C Address: 0x10
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\*********************************************************************************************/
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#define XSNS_71 71
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#define XI2C_50 50 // See I2CDEVICES.md
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#include "Adafruit_VEML7700.h"
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Adafruit_VEML7700 veml7700 = Adafruit_VEML7700(); //create object copy
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#define D_NAME_VEML7700 "VEML7700"
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#define D_WHITE_CONTENT "White content"
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const char HTTP_SNS_WHITE[] PROGMEM = "{s}%s " D_WHITE_CONTENT "{m}%d {e}";
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const char JSON_SNS_VEML7700[] PROGMEM = ",\"%s\":{\"" D_JSON_ILLUMINANCE "\":%d,\"" D_JSON_WHITE_CONTENT "\":%d}";
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struct VEML7700STRUCT
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{
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char types[9] = D_NAME_VEML7700;
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uint8_t address = VEML7700_I2CADDR_DEFAULT;
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uint16_t lux = 0;
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uint16_t white = 0;
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} veml7700_sensor;
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uint8_t veml7700_active = 0;
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/********************************************************************************************/
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void VEML7700Detect(void) {
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if (I2cActive(veml7700_sensor.address)) return;
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if (veml7700.begin()) {
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I2cSetActiveFound(veml7700_sensor.address, veml7700_sensor.types);
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veml7700_active = 1;
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}
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}
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void VEML7700EverySecond(void) {
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veml7700_sensor.lux = (uint16_t) veml7700.readLux();
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veml7700_sensor.white = (uint16_t) veml7700.readWhite();
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}
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void VEML7700Show(bool json)
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{
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if (json) {
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ResponseAppend_P(JSON_SNS_VEML7700, D_NAME_VEML7700, veml7700_sensor.lux, veml7700_sensor.white);
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#ifdef USE_DOMOTICZ
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if (0 == tele_period) DomoticzSensor(DZ_ILLUMINANCE, veml7700_sensor.lux);
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#endif // USE_DOMOTICZ
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#ifdef USE_WEBSERVER
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} else {
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WSContentSend_PD(HTTP_SNS_ILLUMINANCE, D_NAME_VEML7700, veml7700_sensor.lux);
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WSContentSend_PD(HTTP_SNS_WHITE, D_NAME_VEML7700, veml7700_sensor.white);
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#endif // USE_WEBSERVER
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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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bool Xsns71(uint8_t function)
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{
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if (!I2cEnabled(XI2C_50)) { return false; }
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bool result = false;
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if (FUNC_INIT == function) {
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VEML7700Detect();
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}
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else if (veml7700_active) {
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switch (function) {
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case FUNC_EVERY_SECOND:
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VEML7700EverySecond();
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break;
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case FUNC_COMMAND:
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//result = VEML7700Cmd();
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break;
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case FUNC_JSON_APPEND:
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VEML7700Show(1);
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break;
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#ifdef USE_WEBSERVER
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case FUNC_WEB_SENSOR:
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VEML7700Show(0);
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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_VEML7700
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#endif // USE_I2C
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