mirror of https://github.com/arendst/Tasmota.git
57 lines
1.4 KiB
C++
57 lines
1.4 KiB
C++
/*
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xsns_78_ezoph.ino - EZO pH I2C pH sensor support for Tasmota
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Copyright (C) 2020 Christopher Tremblay
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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_EZOPH
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#define EZO_PH_READ_LATENCY 900
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struct EZOpH : public EZOStruct {
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EZOpH(uint32_t addr) : EZOStruct(addr), pH(NAN) {}
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virtual void ProcessMeasurement(void)
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{
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char data[D_EZO_MAX_BUF];
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EZOStruct::ProcessMeasurement(data, sizeof(data), EZO_PH_READ_LATENCY);
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pH = CharToFloat(data);
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}
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virtual void Show(bool json, const char *name)
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{
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char str[6];
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dtostrfd(pH, 2, str);
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if (json) {
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ResponseAppend_P(PSTR(",\"%s\":{\"" D_JSON_PH "\":%s}" ), name, str);
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}
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#ifdef USE_WEBSERVER
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else {
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WSContentSend_PD(HTTP_SNS_PH, name, str);
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#endif // USE_WEBSERVER
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}
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}
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private:
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float pH;
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};
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#endif // USE_EZOPH
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#endif // USE_I2C
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