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Add experimental SI7021 support 

* Add (experimental) support for iTead SI7021 temperature and humidity
sensor (#735)
 * Change ADS1115 default voltage range from +/-2V to
+/-6V (#1289)
This commit is contained in:
arendst 2017-12-03 14:06:15 +01:00
parent c102fc5f9e
commit 253d60fd2b
10 changed files with 50 additions and 49 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

3
sonoff/_releasenotes.ino
View File

@ -1,6 +1,7 @@
/* 5.10.0a
* Add (experimental) support for sensor SHT3x
* Change ADS1115 default voltage range from +/-2V to +/-4V (#1289)
* Add (experimental) support for iTead SI7021 temperature and humidity sensor (#735)
* Change ADS1115 default voltage range from +/-2V to +/-6V (#1289)
* Add multipress support and more user configurable options to Sonoff Dual R2 (#1291)
*
* 5.10.0 20171201

2
sonoff/language/de-DE.h
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@ -460,7 +460,7 @@
#define D_SENSOR_NONE "None"
#define D_SENSOR_DHT11 "DHT11"
#define D_SENSOR_AM2301 "AM2301"
#define D_SENSOR_DHT22 "DHT22"
#define D_SENSOR_SI7021 "SI7021"
#define D_SENSOR_DS18X20 "DS18x20"
#define D_SENSOR_I2C_SCL "I2C SCL"
#define D_SENSOR_I2C_SDA "I2C SDA"

2
sonoff/language/en-GB.h
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@ -460,7 +460,7 @@
#define D_SENSOR_NONE "None"
#define D_SENSOR_DHT11 "DHT11"
#define D_SENSOR_AM2301 "AM2301"
#define D_SENSOR_DHT22 "DHT22"
#define D_SENSOR_SI7021 "SI7021"
#define D_SENSOR_DS18X20 "DS18x20"
#define D_SENSOR_I2C_SCL "I2C SCL"
#define D_SENSOR_I2C_SDA "I2C SDA"

2
sonoff/language/nl-NL.h
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@ -460,7 +460,7 @@
#define D_SENSOR_NONE "Geen"
#define D_SENSOR_DHT11 "DHT11"
#define D_SENSOR_AM2301 "AM2301"
#define D_SENSOR_DHT22 "DHT22"
#define D_SENSOR_SI7021 "SI7021"
#define D_SENSOR_DS18X20 "DS18x20"
#define D_SENSOR_I2C_SCL "I2C SCL"
#define D_SENSOR_I2C_SDA "I2C SDA"

2
sonoff/language/pl-PL.h
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@ -460,7 +460,7 @@
#define D_SENSOR_NONE "Brak"
#define D_SENSOR_DHT11 "DHT11"
#define D_SENSOR_AM2301 "AM2301"
#define D_SENSOR_DHT22 "DHT22"
#define D_SENSOR_SI7021 "SI7021"
#define D_SENSOR_DS18X20 "DS18x20"
#define D_SENSOR_I2C_SCL "I2C SCL"
#define D_SENSOR_I2C_SDA "I2C SDA"

43
sonoff/sonoff.ino
View File

@ -2376,34 +2376,36 @@ void SerialInput()
serial_in_byte = Serial.read();
/*-------------------------------------------------------------------------------------------*\
* Sonoff dual 19200 baud serial interface
* Sonoff dual and ch4 19200 baud serial interface
\*-------------------------------------------------------------------------------------------*/
if (dual_hex_code) {
dual_hex_code--;
if ((SONOFF_DUAL == Settings.module) || (CH4 == Settings.module)) {
if (dual_hex_code) {
dual_button_code = (dual_button_code << 8) | serial_in_byte;
serial_in_byte = 0;
} else {
if (serial_in_byte != 0xA1) {
dual_button_code = 0; // 0xA1 - End of Sonoff dual button code
dual_hex_code--;
if (dual_hex_code) {
dual_button_code = (dual_button_code << 8) | serial_in_byte;
serial_in_byte = 0;
} else {
if (serial_in_byte != 0xA1) {
dual_button_code = 0; // 0xA1 - End of Sonoff dual button code
}
}
}
}
if (0xA0 == serial_in_byte) { // 0xA0 - Start of Sonoff dual button code
serial_in_byte = 0;
dual_button_code = 0;
dual_hex_code = 3;
if (0xA0 == serial_in_byte) { // 0xA0 - Start of Sonoff dual button code
serial_in_byte = 0;
dual_button_code = 0;
dual_hex_code = 3;
}
}
/*-------------------------------------------------------------------------------------------*\
* Sonoff bridge 19200 baud serial interface
\*-------------------------------------------------------------------------------------------*/
if (SonoffBridgeSerialInput()) {
serial_in_byte_counter = 0;
Serial.flush();
return;
if (SONOFF_BRIDGE == Settings.module) {
if (SonoffBridgeSerialInput()) {
serial_in_byte_counter = 0;
Serial.flush();
return;
}
}
/*-------------------------------------------------------------------------------------------*/
@ -2424,7 +2426,6 @@ void SerialInput()
/*-------------------------------------------------------------------------------------------*\
* Sonoff SC 19200 baud serial interface
\*-------------------------------------------------------------------------------------------*/
if (serial_in_byte == '\x1B') { // Sonoff SC status from ATMEGA328P
serial_in_buffer[serial_in_byte_counter] = 0; // serial data completed
SonoffScSerialInput(serial_in_buffer);
@ -2494,7 +2495,7 @@ void GpioInit()
mpin -= (GPIO_PWM1_INV - GPIO_PWM1);
}
#ifdef USE_DHT
else if ((mpin >= GPIO_DHT11) && (mpin <= GPIO_DHT22)) {
else if ((mpin >= GPIO_DHT11) && (mpin <= GPIO_SI7021)) {
if (DhtSetup(i, mpin)) {
dht_flg = 1;
mpin = GPIO_DHT11;

6
sonoff/sonoff_template.h
View File

@ -24,8 +24,8 @@
enum UserSelectablePins {
GPIO_NONE, // Not used
GPIO_DHT11, // DHT11
GPIO_DHT21, // DHT21, AM2301
GPIO_DHT22, // DHT22, AM2302, AM2321
GPIO_DHT22, // DHT21, DHT22, AM2301, AM2302, AM2321
GPIO_SI7021, // iTead SI7021
GPIO_DSB, // Single wire DS18B20 or DS18S20
GPIO_I2C_SCL, // I2C SCL
GPIO_I2C_SDA, // I2C SDA
@ -85,7 +85,7 @@ const char kSensors[GPIO_SENSOR_END][9] PROGMEM = {
D_SENSOR_NONE,
D_SENSOR_DHT11,
D_SENSOR_AM2301,
D_SENSOR_DHT22,
D_SENSOR_SI7021,
D_SENSOR_DS18X20,
D_SENSOR_I2C_SCL,
D_SENSOR_I2C_SDA,

27
sonoff/xsns_06_dht.ino
View File

@ -1,5 +1,5 @@
/*
xsns_06_dht.ino - DHTxx and AM23xx temperature and humidity sensor support for Sonoff-Tasmota
xsns_06_dht.ino - DHTxx, AM23xx and SI7021 temperature and humidity sensor support for Sonoff-Tasmota
Copyright (C) 2017 Theo Arends
@ -19,7 +19,7 @@
#ifdef USE_DHT
/*********************************************************************************************\
* DHT11, DHT21 (AM2301), DHT22 (AM2302, AM2321) - Temperature and Humidy
* DHT11, AM2301 (DHT21, DHT22, AM2302, AM2321), SI7021 - Temperature and Humidy
*
* Reading temperature or humidity takes about 250 milliseconds!
* Sensor readings may also be up to 2 seconds 'old' (its a very slow sensor)
@ -85,7 +85,12 @@ void DhtRead(byte sensor)
}
pinMode(Dht[sensor].pin, OUTPUT);
digitalWrite(Dht[sensor].pin, LOW);
delay(20);
if (GPIO_SI7021 == Dht[sensor].type) {
delayMicroseconds(500);
} else {
delay(20);
}
noInterrupts();
digitalWrite(Dht[sensor].pin, HIGH);
@ -153,24 +158,18 @@ boolean DhtReadTempHum(byte sensor, float &t, float &h)
switch (Dht[sensor].type) {
case GPIO_DHT11:
h = dht_data[0];
t = ConvertTemp(dht_data[2]);
t = dht_data[2];
break;
case GPIO_DHT22:
case GPIO_DHT21:
h = dht_data[0];
h *= 256;
h += dht_data[1];
h *= 0.1;
t = dht_data[2] & 0x7F;
t *= 256;
t += dht_data[3];
t *= 0.1;
case GPIO_SI7021:
h = ((dht_data[0] << 8) | dht_data[1]) * 0.1;
t = (((dht_data[2] & 0x7F) << 8 ) | dht_data[3]) * 0.1;
if (dht_data[2] & 0x80) {
t *= -1;
}
t = ConvertTemp(t);
break;
}
t = ConvertTemp(t);
if (!isnan(t)) {
Dht[sensor].t = t;
}

10
sonoff/xsns_12_ads1115.ino
View File

@ -32,8 +32,8 @@
* Setting these values incorrectly may destroy your ADC!
* ADS1115
* -------
* ADS1115_REG_CONFIG_PGA_6_144V // 2/3x gain +/- 6.144V 1 bit = 0.1875mV
* ADS1115_REG_CONFIG_PGA_4_096V // 1x gain +/- 4.096V 1 bit = 0.125mV (default)
* ADS1115_REG_CONFIG_PGA_6_144V // 2/3x gain +/- 6.144V 1 bit = 0.1875mV (default)
* ADS1115_REG_CONFIG_PGA_4_096V // 1x gain +/- 4.096V 1 bit = 0.125mV
* ADS1115_REG_CONFIG_PGA_2_048V // 2x gain +/- 2.048V 1 bit = 0.0625mV
* ADS1115_REG_CONFIG_PGA_1_024V // 4x gain +/- 1.024V 1 bit = 0.03125mV
* ADS1115_REG_CONFIG_PGA_0_512V // 8x gain +/- 0.512V 1 bit = 0.015625mV
@ -75,9 +75,9 @@ CONFIG REGISTER
#define ADS1115_REG_CONFIG_MUX_SINGLE_3 (0x7000) // Single-ended AIN3
#define ADS1115_REG_CONFIG_PGA_MASK (0x0E00)
#define ADS1115_REG_CONFIG_PGA_6_144V (0x0000) // +/-6.144V range = Gain 2/3
#define ADS1115_REG_CONFIG_PGA_6_144V (0x0000) // +/-6.144V range = Gain 2/3 (default)
#define ADS1115_REG_CONFIG_PGA_4_096V (0x0200) // +/-4.096V range = Gain 1
#define ADS1115_REG_CONFIG_PGA_2_048V (0x0400) // +/-2.048V range = Gain 2 (default)
#define ADS1115_REG_CONFIG_PGA_2_048V (0x0400) // +/-2.048V range = Gain 2
#define ADS1115_REG_CONFIG_PGA_1_024V (0x0600) // +/-1.024V range = Gain 4
#define ADS1115_REG_CONFIG_PGA_0_512V (0x0800) // +/-0.512V range = Gain 8
#define ADS1115_REG_CONFIG_PGA_0_256V (0x0A00) // +/-0.256V range = Gain 16
@ -126,7 +126,7 @@ void Ads1115StartComparator(uint8_t channel, uint16_t mode)
uint16_t config = mode |
ADS1115_REG_CONFIG_CQUE_NONE | // Comparator enabled and asserts on 1 match
ADS1115_REG_CONFIG_CLAT_NONLAT | // Non Latching mode
ADS1115_REG_CONFIG_PGA_4_096V | // ADC Input voltage range (Gain)
ADS1115_REG_CONFIG_PGA_6_144V | // ADC Input voltage range (Gain)
ADS1115_REG_CONFIG_CPOL_ACTVLOW | // Alert/Rdy active low (default val)
ADS1115_REG_CONFIG_CMODE_TRAD | // Traditional comparator (default val)
ADS1115_REG_CONFIG_DR_6000SPS; // 6000 samples per second

2
sonoff/xsns_12_ads1115_i2cdev.ino
View File

@ -84,7 +84,7 @@ void Ads1115Detect()
ADS1115 adc0(ads1115_address);
if (adc0.testConnection()) {
adc0.initialize();
adc0.setGain(ADS1115_PGA_4P096); // Set the gain (PGA) +/-4.096V
adc0.setGain(ADS1115_PGA_6P144); // Set the gain (PGA) +/-6.144V
adc0.setRate(ADS1115_RATE_860);
adc0.setMode(ADS1115_MODE_CONTINUOUS);
ads1115_type = 1;