mirror of https://github.com/arendst/Tasmota.git
662 lines
21 KiB
C++
662 lines
21 KiB
C++
/*
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xsns_05_ds18x20.ino - DS18x20 temperature sensor support for Tasmota
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Copyright (C) 2021 Theo Arends and md5sum-as (https://github.com/md5sum-as)
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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 ESP8266
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#ifdef USE_DS18x20
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/*********************************************************************************************\
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* DS18B20 - Temperature - Multiple sensors
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\*********************************************************************************************/
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#define XSNS_05 5
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//#define USE_DS18x20_RECONFIGURE // When sensor is lost keep retrying or re-configure
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//#define DS18x20_USE_ID_AS_NAME // Use last 3 bytes for naming of sensors
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/* #define DS18x20_USE_ID_ALIAS in my_user_config.h or user_config_override.h
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* Use alias for fixed sensor name in scripts by autoexec. Command: DS18Alias XXXXXXXXXXXXXXXX,N where XXXXXXXXXXXXXXXX full serial and N number 1-255
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* Result in JSON: "DS18Sens_2":{"Id":"000003287CD8","Temperature":26.3} (example with N=2)
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* Setting N to an alphanumeric value, the complete name is replaced with it
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* Result in JSON: "Outside1":{"Id":"000003287CD8","Temperature":26.3} (example with N=Outside1)
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*/
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#define DS18S20_CHIPID 0x10 // +/-0.5C 9-bit
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#define DS1822_CHIPID 0x22 // +/-2C 12-bit
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#define DS18B20_CHIPID 0x28 // +/-0.5C 12-bit
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#define MAX31850_CHIPID 0x3B // +/-0.25C 14-bit
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#define W1_SKIP_ROM 0xCC
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#define W1_CONVERT_TEMP 0x44
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#define W1_WRITE_EEPROM 0x48
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#define W1_WRITE_SCRATCHPAD 0x4E
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#define W1_READ_SCRATCHPAD 0xBE
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#ifndef DS18X20_MAX_SENSORS // DS18X20_MAX_SENSORS fallback to 8 if not defined in user_config_override.h
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#define DS18X20_MAX_SENSORS 8
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#endif
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#define DS18X20_ALIAS_LEN 17
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const char kDs18x20Types[] PROGMEM = "DS18x20|DS18S20|DS1822|DS18B20|MAX31850";
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uint8_t ds18x20_chipids[] = { 0, DS18S20_CHIPID, DS1822_CHIPID, DS18B20_CHIPID, MAX31850_CHIPID };
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struct {
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float temperature;
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float temp_sum;
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uint16_t numread;
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uint8_t address[8];
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uint8_t index;
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uint8_t valid;
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int8_t pins_id;
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#ifdef DS18x20_USE_ID_ALIAS
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char *alias = (char*)calloc(DS18X20_ALIAS_LEN, 1);
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#endif // DS18x20_USE_ID_ALIAS
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} ds18x20_sensor[DS18X20_MAX_SENSORS];
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struct {
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int8_t pin = 0; // Shelly GPIO3 input only
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int8_t pin_out = 0; // Shelly GPIO00 output only
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bool dual_mode = false; // Single pin mode
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} ds18x20_gpios[MAX_DSB];
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struct {
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#ifdef W1_PARASITE_POWER
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uint32_t w1_power_until = 0;
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uint8_t current_sensor = 0;
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#endif
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char name[17];
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uint8_t sensors;
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uint8_t gpios; // Count of GPIO found
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uint8_t input_mode = 0; // INPUT or INPUT_PULLUP (=2)
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int8_t pin = 0; // Shelly GPIO3 input only
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int8_t pin_out = 0; // Shelly GPIO00 output only
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bool dual_mode = false; // Single pin mode
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} DS18X20Data;
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/*********************************************************************************************\
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* Embedded tuned OneWire library
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\*********************************************************************************************/
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#define W1_MATCH_ROM 0x55
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#define W1_SEARCH_ROM 0xF0
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uint8_t onewire_last_discrepancy = 0;
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uint8_t onewire_last_family_discrepancy = 0;
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bool onewire_last_device_flag = false;
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unsigned char onewire_rom_id[8] = { 0 };
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/*------------------------------------------------------------------------------------------*/
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uint8_t OneWireReset(void) {
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uint8_t retries = 125;
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if (!DS18X20Data.dual_mode) {
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pinMode(DS18X20Data.pin, DS18X20Data.input_mode);
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do {
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if (--retries == 0) {
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return 0;
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}
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delayMicroseconds(2);
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} while (!digitalRead(DS18X20Data.pin));
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pinMode(DS18X20Data.pin, OUTPUT);
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digitalWrite(DS18X20Data.pin, LOW);
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delayMicroseconds(480);
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pinMode(DS18X20Data.pin, DS18X20Data.input_mode);
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delayMicroseconds(70);
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uint8_t r = !digitalRead(DS18X20Data.pin);
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delayMicroseconds(410);
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return r;
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} else {
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digitalWrite(DS18X20Data.pin_out, HIGH);
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do {
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if (--retries == 0) {
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return 0;
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}
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delayMicroseconds(2);
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} while (!digitalRead(DS18X20Data.pin));
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digitalWrite(DS18X20Data.pin_out, LOW);
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delayMicroseconds(480);
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digitalWrite(DS18X20Data.pin_out, HIGH);
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delayMicroseconds(70);
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uint8_t r = !digitalRead(DS18X20Data.pin);
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delayMicroseconds(410);
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return r;
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}
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}
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void OneWireWriteBit(uint8_t v) {
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static const uint8_t delay_low[2] = { 65, 10 };
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static const uint8_t delay_high[2] = { 5, 55 };
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v &= 1;
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if (!DS18X20Data.dual_mode) {
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digitalWrite(DS18X20Data.pin, LOW);
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pinMode(DS18X20Data.pin, OUTPUT);
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delayMicroseconds(delay_low[v]);
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digitalWrite(DS18X20Data.pin, HIGH);
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} else {
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digitalWrite(DS18X20Data.pin_out, LOW);
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delayMicroseconds(delay_low[v]);
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digitalWrite(DS18X20Data.pin_out, HIGH);
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}
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delayMicroseconds(delay_high[v]);
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}
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uint8_t OneWire1ReadBit(void) {
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pinMode(DS18X20Data.pin, OUTPUT);
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digitalWrite(DS18X20Data.pin, LOW);
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delayMicroseconds(3);
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pinMode(DS18X20Data.pin, DS18X20Data.input_mode);
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delayMicroseconds(10);
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uint8_t r = digitalRead(DS18X20Data.pin);
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delayMicroseconds(53);
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return r;
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}
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uint8_t OneWire2ReadBit(void) {
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digitalWrite(DS18X20Data.pin_out, LOW);
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delayMicroseconds(3);
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digitalWrite(DS18X20Data.pin_out, HIGH);
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delayMicroseconds(10);
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uint8_t r = digitalRead(DS18X20Data.pin);
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delayMicroseconds(53);
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return r;
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}
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/*------------------------------------------------------------------------------------------*/
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void OneWireWrite(uint8_t v) {
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for (uint8_t bit_mask = 0x01; bit_mask; bit_mask <<= 1) {
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OneWireWriteBit((bit_mask & v) ? 1 : 0);
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}
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}
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uint8_t OneWireRead(void) {
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uint8_t r = 0;
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if (!DS18X20Data.dual_mode) {
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for (uint8_t bit_mask = 0x01; bit_mask; bit_mask <<= 1) {
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if (OneWire1ReadBit()) {
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r |= bit_mask;
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}
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}
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} else {
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for (uint8_t bit_mask = 0x01; bit_mask; bit_mask <<= 1) {
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if (OneWire2ReadBit()) {
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r |= bit_mask;
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}
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}
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}
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return r;
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}
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void OneWireSelect(const uint8_t rom[8]) {
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OneWireWrite(W1_MATCH_ROM);
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for (uint32_t i = 0; i < 8; i++) {
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OneWireWrite(rom[i]);
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}
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}
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uint8_t OneWireSearch(uint8_t *newAddr) {
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uint8_t id_bit_number = 1;
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uint8_t last_zero = 0;
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uint8_t rom_byte_number = 0;
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uint8_t search_result = 0;
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uint8_t id_bit;
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uint8_t cmp_id_bit;
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unsigned char rom_byte_mask = 1;
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unsigned char search_direction;
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if (!onewire_last_device_flag) {
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if (!OneWireReset()) {
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onewire_last_discrepancy = 0;
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onewire_last_device_flag = false;
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onewire_last_family_discrepancy = 0;
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return false;
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}
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OneWireWrite(W1_SEARCH_ROM);
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do {
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if (!DS18X20Data.dual_mode) {
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id_bit = OneWire1ReadBit();
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cmp_id_bit = OneWire1ReadBit();
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} else {
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id_bit = OneWire2ReadBit();
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cmp_id_bit = OneWire2ReadBit();
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}
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if ((id_bit == 1) && (cmp_id_bit == 1)) {
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break;
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} else {
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if (id_bit != cmp_id_bit) {
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search_direction = id_bit;
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} else {
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if (id_bit_number < onewire_last_discrepancy) {
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search_direction = ((onewire_rom_id[rom_byte_number] & rom_byte_mask) > 0);
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} else {
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search_direction = (id_bit_number == onewire_last_discrepancy);
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}
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if (search_direction == 0) {
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last_zero = id_bit_number;
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if (last_zero < 9) {
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onewire_last_family_discrepancy = last_zero;
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}
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}
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}
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if (search_direction == 1) {
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onewire_rom_id[rom_byte_number] |= rom_byte_mask;
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} else {
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onewire_rom_id[rom_byte_number] &= ~rom_byte_mask;
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}
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OneWireWriteBit(search_direction);
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id_bit_number++;
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rom_byte_mask <<= 1;
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if (rom_byte_mask == 0) {
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rom_byte_number++;
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rom_byte_mask = 1;
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}
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}
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} while (rom_byte_number < 8);
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if (!(id_bit_number < 65)) {
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onewire_last_discrepancy = last_zero;
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if (onewire_last_discrepancy == 0) {
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onewire_last_device_flag = true;
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}
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search_result = true;
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}
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}
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if (!search_result || !onewire_rom_id[0]) {
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onewire_last_discrepancy = 0;
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onewire_last_device_flag = false;
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onewire_last_family_discrepancy = 0;
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search_result = false;
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}
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for (uint32_t i = 0; i < 8; i++) {
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newAddr[i] = onewire_rom_id[i];
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}
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return search_result;
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}
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bool OneWireCrc8(uint8_t *addr) {
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uint8_t crc = 0;
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uint8_t len = 8;
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while (len--) {
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uint8_t inbyte = *addr++; // from 0 to 7
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for (uint32_t i = 8; i; i--) {
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uint8_t mix = (crc ^ inbyte) & 0x01;
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crc >>= 1;
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if (mix) {
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crc ^= 0x8C;
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}
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inbyte >>= 1;
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}
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}
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return (crc == *addr); // addr 8
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}
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/********************************************************************************************/
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void Ds18x20Init(void) {
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DS18X20Data.gpios = 0;
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for (uint32_t pins = 0; pins < MAX_DSB; pins++) {
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if (PinUsed(GPIO_DSB, pins)) {
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ds18x20_gpios[pins].pin = Pin(GPIO_DSB, pins);
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if (PinUsed(GPIO_DSB_OUT, pins)) {
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ds18x20_gpios[pins].dual_mode = true;
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ds18x20_gpios[pins].pin_out = Pin(GPIO_DSB_OUT, pins);
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}
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DS18X20Data.gpios++;
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}
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}
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uint64_t ids[DS18X20_MAX_SENSORS];
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DS18X20Data.sensors = 0;
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DS18X20Data.input_mode = Settings->flag3.ds18x20_internal_pullup ? INPUT_PULLUP : INPUT; // SetOption74 - Enable internal pullup for single DS18x20 sensor
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for (uint32_t pins = 0; pins < DS18X20Data.gpios; pins++) {
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DS18X20Data.pin = ds18x20_gpios[pins].pin;
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DS18X20Data.dual_mode = ds18x20_gpios[pins].dual_mode;
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if (ds18x20_gpios[pins].dual_mode) {
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DS18X20Data.pin_out = ds18x20_gpios[pins].pin_out;
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pinMode(DS18X20Data.pin_out, OUTPUT);
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pinMode(DS18X20Data.pin, DS18X20Data.input_mode);
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}
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onewire_last_discrepancy = 0;
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onewire_last_device_flag = false;
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onewire_last_family_discrepancy = 0;
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for (uint32_t i = 0; i < 8; i++) {
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onewire_rom_id[i] = 0;
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}
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while (DS18X20Data.sensors < DS18X20_MAX_SENSORS) {
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if (!OneWireSearch(ds18x20_sensor[DS18X20Data.sensors].address)) {
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break;
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}
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if (OneWireCrc8(ds18x20_sensor[DS18X20Data.sensors].address) &&
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((ds18x20_sensor[DS18X20Data.sensors].address[0] == DS18S20_CHIPID) ||
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(ds18x20_sensor[DS18X20Data.sensors].address[0] == DS1822_CHIPID) ||
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(ds18x20_sensor[DS18X20Data.sensors].address[0] == DS18B20_CHIPID) ||
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(ds18x20_sensor[DS18X20Data.sensors].address[0] == MAX31850_CHIPID))) {
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ds18x20_sensor[DS18X20Data.sensors].index = DS18X20Data.sensors;
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ids[DS18X20Data.sensors] = ds18x20_sensor[DS18X20Data.sensors].address[0]; // Chip id
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for (uint32_t j = 6; j > 0; j--) {
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ids[DS18X20Data.sensors] = ids[DS18X20Data.sensors] << 8 | ds18x20_sensor[DS18X20Data.sensors].address[j];
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}
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#ifdef DS18x20_USE_ID_ALIAS
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ds18x20_sensor[DS18X20Data.sensors].alias[0] = '0';
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#endif
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ds18x20_sensor[DS18X20Data.sensors].pins_id = pins;
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DS18X20Data.sensors++;
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}
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}
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}
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for (uint32_t i = 0; i < DS18X20Data.sensors; i++) {
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for (uint32_t j = i + 1; j < DS18X20Data.sensors; j++) {
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if (ids[ds18x20_sensor[i].index] > ids[ds18x20_sensor[j].index]) { // Sort ascending
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std::swap(ds18x20_sensor[i].index, ds18x20_sensor[j].index);
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}
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}
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}
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AddLog(LOG_LEVEL_DEBUG, PSTR(D_LOG_DSB D_SENSORS_FOUND " %d"), DS18X20Data.sensors);
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}
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void Ds18x20Convert(void) {
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for (uint8_t i = 0; i < DS18X20Data.gpios; i++) {
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DS18X20Data.pin = ds18x20_gpios[i].pin;
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DS18X20Data.dual_mode = ds18x20_gpios[i].dual_mode;
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DS18X20Data.pin_out = ds18x20_gpios[i].pin_out;
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OneWireReset();
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#ifdef W1_PARASITE_POWER
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// With parasite power address one sensor at a time
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if (++DS18X20Data.current_sensor >= DS18X20Data.sensors)
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DS18X20Data.current_sensor = 0;
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OneWireSelect(ds18x20_sensor[DS18X20Data.current_sensor].address);
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#else
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OneWireWrite(W1_SKIP_ROM); // Address all Sensors on Bus
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#endif
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OneWireWrite(W1_CONVERT_TEMP); // start conversion, no parasite power on at the end
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// delay(750); // 750ms should be enough for 12bit conv
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}
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}
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bool Ds18x20Read(uint8_t sensor) {
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float temperature;
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uint8_t data[9];
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int8_t sign = 1;
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uint8_t index = ds18x20_sensor[sensor].index;
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DS18X20Data.pin = ds18x20_gpios[ds18x20_sensor[index].pins_id].pin;
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DS18X20Data.pin_out = ds18x20_gpios[ds18x20_sensor[index].pins_id].pin_out;
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DS18X20Data.dual_mode = ds18x20_gpios[ds18x20_sensor[index].pins_id].dual_mode;
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if (ds18x20_sensor[index].valid) { ds18x20_sensor[index].valid--; }
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for (uint32_t retry = 0; retry < 3; retry++) {
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OneWireReset();
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OneWireSelect(ds18x20_sensor[index].address);
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OneWireWrite(W1_READ_SCRATCHPAD);
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for (uint32_t i = 0; i < 9; i++) {
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data[i] = OneWireRead();
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}
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if (OneWireCrc8(data)) {
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switch(ds18x20_sensor[index].address[0]) {
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case DS18S20_CHIPID: {
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int16_t tempS = (((data[1] << 8) | (data[0] & 0xFE)) << 3) | ((0x10 - data[6]) & 0x0F);
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temperature = ConvertTemp(tempS * 0.0625f - 0.250f);
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break;
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}
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case DS1822_CHIPID:
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case DS18B20_CHIPID: {
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if (data[4] != 0x7F) {
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data[4] = 0x7F; // Set resolution to 12-bit
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OneWireReset();
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OneWireSelect(ds18x20_sensor[index].address);
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OneWireWrite(W1_WRITE_SCRATCHPAD);
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OneWireWrite(data[2]); // Th Register
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OneWireWrite(data[3]); // Tl Register
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OneWireWrite(data[4]); // Configuration Register
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OneWireSelect(ds18x20_sensor[index].address);
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OneWireWrite(W1_WRITE_EEPROM); // Save scratchpad to EEPROM
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#ifdef W1_PARASITE_POWER
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DS18X20Data.w1_power_until = millis() + 10; // 10ms specified duration for EEPROM write
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#endif
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}
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uint16_t temp12 = (data[1] << 8) + data[0];
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if (temp12 > 2047) {
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temp12 = (~temp12) +1;
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sign = -1;
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}
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temperature = ConvertTemp(sign * temp12 * 0.0625f); // Divide by 16
|
|
break;
|
|
}
|
|
case MAX31850_CHIPID: {
|
|
int16_t temp14 = (data[1] << 8) + (data[0] & 0xFC);
|
|
temperature = ConvertTemp(temp14 * 0.0625f); // Divide by 16
|
|
break;
|
|
}
|
|
}
|
|
ds18x20_sensor[index].temperature = temperature;
|
|
if (Settings->flag5.ds18x20_mean) {
|
|
if (ds18x20_sensor[index].numread++ == 0) {
|
|
ds18x20_sensor[index].temp_sum = 0;
|
|
}
|
|
ds18x20_sensor[index].temp_sum += temperature;
|
|
}
|
|
ds18x20_sensor[index].valid = SENSOR_MAX_MISS;
|
|
return true;
|
|
}
|
|
}
|
|
AddLog(LOG_LEVEL_DEBUG, PSTR(D_LOG_DSB D_SENSOR_CRC_ERROR));
|
|
return false;
|
|
}
|
|
|
|
void Ds18x20Name(uint8_t sensor) {
|
|
uint32_t sensor_index = ds18x20_sensor[sensor].index;
|
|
|
|
uint32_t index = sizeof(ds18x20_chipids);
|
|
while (--index) {
|
|
if (ds18x20_sensor[sensor_index].address[0] == ds18x20_chipids[index]) {
|
|
break;
|
|
}
|
|
}
|
|
// DS18B20
|
|
GetTextIndexed(DS18X20Data.name, sizeof(DS18X20Data.name), index, kDs18x20Types);
|
|
|
|
#ifdef DS18x20_USE_ID_AS_NAME
|
|
char address[17];
|
|
for (uint32_t j = 0; j < 3; j++) {
|
|
sprintf(address+2*j, "%02X", ds18x20_sensor[sensor_index].address[3-j]); // Only last 3 bytes
|
|
}
|
|
// DS18B20-8EC44C
|
|
snprintf_P(DS18X20Data.name, sizeof(DS18X20Data.name), PSTR("%s%c%s"), DS18X20Data.name, IndexSeparator(), address);
|
|
return;
|
|
#elif defined(DS18x20_USE_ID_ALIAS)
|
|
if (ds18x20_sensor[sensor_index].alias[0] && (ds18x20_sensor[sensor_index].alias[0] != '0')) {
|
|
if (isdigit(ds18x20_sensor[sensor_index].alias[0])) {
|
|
// DS18Sens-1
|
|
snprintf_P(DS18X20Data.name, sizeof(DS18X20Data.name), PSTR("DS18Sens%c%d"), IndexSeparator(), atoi(ds18x20_sensor[sensor_index].alias));
|
|
} else {
|
|
// UserText
|
|
snprintf_P(DS18X20Data.name, sizeof(DS18X20Data.name), PSTR("%s"), ds18x20_sensor[sensor_index].alias);
|
|
}
|
|
return;
|
|
}
|
|
#endif // DS18x20_USE_ID_AS_NAME or DS18x20_USE_ID_ALIAS
|
|
|
|
if (DS18X20Data.sensors > 1) {
|
|
// DS18B20-1
|
|
snprintf_P(DS18X20Data.name, sizeof(DS18X20Data.name), PSTR("%s%c%d"), DS18X20Data.name, IndexSeparator(), sensor + 1);
|
|
}
|
|
}
|
|
|
|
/********************************************************************************************/
|
|
|
|
void Ds18x20EverySecond(void) {
|
|
if (!DS18X20Data.sensors) { return; }
|
|
|
|
#ifdef W1_PARASITE_POWER
|
|
// skip access if there is still an eeprom write ongoing
|
|
unsigned long now = millis();
|
|
if (now < DS18X20Data.w1_power_until) { return; }
|
|
#endif
|
|
if (TasmotaGlobal.uptime & 1
|
|
#ifdef W1_PARASITE_POWER
|
|
// if more than 1 sensor and only parasite power: convert every cycle
|
|
|| DS18X20Data.sensors >= 2
|
|
#endif
|
|
) {
|
|
// 2mS
|
|
Ds18x20Convert(); // Start conversion, takes up to one second
|
|
} else {
|
|
for (uint32_t i = 0; i < DS18X20Data.sensors; i++) {
|
|
// 12mS per device
|
|
if (!Ds18x20Read(i)) { // Read temperature
|
|
Ds18x20Name(i);
|
|
AddLogMissed(DS18X20Data.name, ds18x20_sensor[ds18x20_sensor[i].index].valid);
|
|
#ifdef USE_DS18x20_RECONFIGURE
|
|
if (!ds18x20_sensor[ds18x20_sensor[i].index].valid) {
|
|
memset(&ds18x20_sensor, 0, sizeof(ds18x20_sensor));
|
|
Ds18x20Init(); // Re-configure
|
|
}
|
|
#endif // USE_DS18x20_RECONFIGURE
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
void Ds18x20Show(bool json) {
|
|
for (uint32_t i = 0; i < DS18X20Data.sensors; i++) {
|
|
uint8_t index = ds18x20_sensor[i].index;
|
|
|
|
if (ds18x20_sensor[index].valid) { // Check for valid temperature
|
|
Ds18x20Name(i);
|
|
|
|
if (json) {
|
|
if (Settings->flag5.ds18x20_mean) {
|
|
if ((0 == TasmotaGlobal.tele_period) && ds18x20_sensor[index].numread) {
|
|
ds18x20_sensor[index].temperature = ds18x20_sensor[index].temp_sum / ds18x20_sensor[index].numread;
|
|
ds18x20_sensor[index].numread = 0;
|
|
}
|
|
}
|
|
char address[17];
|
|
for (uint32_t j = 0; j < 6; j++) {
|
|
sprintf(address+2*j, "%02X", ds18x20_sensor[index].address[6-j]); // Skip sensor type and crc
|
|
}
|
|
ResponseAppend_P(PSTR(",\"%s\":{\"" D_JSON_ID "\":\"%s\",\"" D_JSON_TEMPERATURE "\":%*_f}"),
|
|
DS18X20Data.name, address, Settings->flag2.temperature_resolution, &ds18x20_sensor[index].temperature);
|
|
#ifdef USE_DOMOTICZ
|
|
if ((0 == TasmotaGlobal.tele_period) && (0 == i)) {
|
|
DomoticzFloatSensor(DZ_TEMP, ds18x20_sensor[index].temperature);
|
|
}
|
|
#endif // USE_DOMOTICZ
|
|
#ifdef USE_KNX
|
|
if ((0 == TasmotaGlobal.tele_period) && (0 == i)) {
|
|
KnxSensor(KNX_TEMPERATURE, ds18x20_sensor[index].temperature);
|
|
}
|
|
#endif // USE_KNX
|
|
#ifdef USE_WEBSERVER
|
|
} else {
|
|
WSContentSend_Temp(DS18X20Data.name, ds18x20_sensor[index].temperature);
|
|
#endif // USE_WEBSERVER
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
#ifdef DS18x20_USE_ID_ALIAS
|
|
const char kds18Commands[] PROGMEM = "DS18|" // prefix
|
|
D_CMND_DS_ALIAS;
|
|
|
|
void (* const DSCommand[])(void) PROGMEM = {
|
|
&CmndDSAlias };
|
|
|
|
void CmndDSAlias(void) {
|
|
// Ds18Alias 430516707FA6FF28,SensorName - Use SensorName instead of DS18B20
|
|
// Ds18Alias 430516707FA6FF28,0 - Disable alias (default)
|
|
char Argument1[XdrvMailbox.data_len];
|
|
char Argument2[XdrvMailbox.data_len];
|
|
char address[17];
|
|
|
|
if (ArgC()==2) {
|
|
ArgV(Argument1, 1);
|
|
ArgV(Argument2, 2);
|
|
TrimSpace(Argument2);
|
|
|
|
for (uint32_t i = 0; i < DS18X20Data.sensors; i++) {
|
|
for (uint32_t j = 0; j < 8; j++) {
|
|
sprintf(address+2*j, "%02X", ds18x20_sensor[i].address[7-j]);
|
|
}
|
|
if (!strncmp(Argument1, address, 12) && Argument2[0]) {
|
|
snprintf_P(ds18x20_sensor[i].alias, DS18X20_ALIAS_LEN, PSTR("%s"), Argument2);
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
|
|
Response_P(PSTR("{"));
|
|
for (uint32_t i = 0; i < DS18X20Data.sensors; i++) {
|
|
Ds18x20Name(i);
|
|
char address[17];
|
|
for (uint32_t j = 0; j < 8; j++) {
|
|
sprintf(address+2*j, "%02X", ds18x20_sensor[ds18x20_sensor[i].index].address[7-j]); // Skip sensor type and crc
|
|
}
|
|
ResponseAppend_P(PSTR("\"%s\":{\"" D_JSON_ID "\":\"%s\"}"),DS18X20Data.name, address);
|
|
if (i < DS18X20Data.sensors-1) { ResponseAppend_P(PSTR(",")); }
|
|
}
|
|
ResponseAppend_P(PSTR("}"));
|
|
}
|
|
#endif // DS18x20_USE_ID_ALIAS
|
|
|
|
/*********************************************************************************************\
|
|
* Interface
|
|
\*********************************************************************************************/
|
|
|
|
bool Xsns05(uint32_t function) {
|
|
bool result = false;
|
|
|
|
if (PinUsed(GPIO_DSB, GPIO_ANY)) {
|
|
switch (function) {
|
|
case FUNC_INIT:
|
|
Ds18x20Init();
|
|
break;
|
|
case FUNC_EVERY_SECOND:
|
|
Ds18x20EverySecond();
|
|
break;
|
|
case FUNC_JSON_APPEND:
|
|
Ds18x20Show(1);
|
|
break;
|
|
#ifdef USE_WEBSERVER
|
|
case FUNC_WEB_SENSOR:
|
|
Ds18x20Show(0);
|
|
break;
|
|
#endif // USE_WEBSERVER
|
|
#ifdef DS18x20_USE_ID_ALIAS
|
|
case FUNC_COMMAND:
|
|
result = DecodeCommand(kds18Commands, DSCommand);
|
|
break;
|
|
#endif // DS18x20_USE_ID_ALIAS
|
|
}
|
|
}
|
|
return result;
|
|
}
|
|
|
|
#endif // USE_DS18x20
|
|
#endif // ESP8266
|