mirror of https://github.com/arendst/Tasmota.git
131 lines
3.7 KiB
C++
131 lines
3.7 KiB
C++
/*
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xsns_87_esp32_sensors.ino - ESP32 Temperature and Hall Effect sensor for Tasmota
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Copyright (C) 2021 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 ESP32
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// Below test to solve ESP32-C3 compilations (20210420)
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#if CONFIG_IDF_TARGET_ESP32
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/*********************************************************************************************\
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* ESP32 CPU Temperature and optional Hall Effect sensor
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*
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* ESP32 internal Hall Effect sensor connected to both GPIO36 and GPIO39
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* To enable set
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* GPIO36 as HallEffect 1
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* GPIO39 as HallEffect 2
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\*********************************************************************************************/
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#define XSNS_87 87
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#if CONFIG_IDF_TARGET_ESP32
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#define HALLEFFECT_SAMPLE_COUNT 32 // 32 takes about 12 mS at 80MHz CPU frequency
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struct {
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bool present = false;
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} HEData;
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void Esp32SensorInit(void) {
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if (PinUsed(GPIO_HALLEFFECT) && PinUsed(GPIO_HALLEFFECT, 1)) {
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if (((36 == Pin(GPIO_HALLEFFECT)) && (39 == Pin(GPIO_HALLEFFECT, 1))) ||
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((39 == Pin(GPIO_HALLEFFECT)) && (36 == Pin(GPIO_HALLEFFECT, 1)))) {
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HEData.present = true;
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hallRead();
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}
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}
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}
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#endif // CONFIG_IDF_TARGET_ESP32
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void Esp32SensorShow(bool json) {
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float t = CpuTemperature();
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#if CONFIG_IDF_TARGET_ESP32
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int value = 0;
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if (HEData.present) {
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for (uint32_t i = 0; i < HALLEFFECT_SAMPLE_COUNT; i++) {
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value += hallRead();
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}
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value /= HALLEFFECT_SAMPLE_COUNT;
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}
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#endif // CONFIG_IDF_TARGET_ESP32
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if (json) {
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bool temperature_present = (strstr_P(TasmotaGlobal.mqtt_data, PSTR(D_JSON_TEMPERATURE)) != nullptr);
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ResponseAppend_P(PSTR(",\"ESP32\":{\"" D_JSON_TEMPERATURE "\":%*_f"), Settings.flag2.temperature_resolution, &t);
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#if CONFIG_IDF_TARGET_ESP32
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if (HEData.present) {
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ResponseAppend_P(PSTR(",\"" D_JSON_HALLEFFECT "\":%d"), value);
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}
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#endif // CONFIG_IDF_TARGET_ESP32
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ResponseJsonEnd();
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#ifdef USE_DOMOTICZ
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if (0 == TasmotaGlobal.tele_period) {
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if (!temperature_present) { // Only send if no other sensor already did
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DomoticzFloatSensor(DZ_TEMP, t);
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}
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#if CONFIG_IDF_TARGET_ESP32
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if (HEData.present) {
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DomoticzSensor(DZ_COUNT, value);
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}
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#endif // CONFIG_IDF_TARGET_ESP32
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}
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#endif // USE_DOMOTICZ
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#ifdef USE_WEBSERVER
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} else {
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WSContentSend_Temp("ESP32", t);
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#if CONFIG_IDF_TARGET_ESP32
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if (HEData.present) {
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WSContentSend_P(HTTP_SNS_HALL_EFFECT, "ESP32", value);
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}
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#endif // CONFIG_IDF_TARGET_ESP32
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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 Xsns87(uint8_t function) {
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bool result = false;
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switch (function) {
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case FUNC_JSON_APPEND:
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Esp32SensorShow(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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Esp32SensorShow(0);
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break;
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#endif // USE_WEBSERVER
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case FUNC_INIT:
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Esp32SensorInit();
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break;
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}
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return result;
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}
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#endif // CONFIG_IDF_TARGET_ESP32
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#endif // ESP32
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