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Merge a1307361a0 into c86e63d2f5

pull/2649/merge
Leo 1 day ago
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3583b0e49e
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  1. 7
      src/helpers/sensors/EnvironmentSensorManager.cpp
  2. 177
      src/helpers/sensors/RAK12035_SoilMoisture.cpp
  3. 2
      src/helpers/sensors/RAK12035_SoilMoisture.h

7
src/helpers/sensors/EnvironmentSensorManager.cpp

@ -157,7 +157,7 @@ static Adafruit_VL53L0X VL53L0X;
#define TELEM_RAK12035_ADDRESS 0x20 // RAK12035 Soil Moisture sensor I2C address
#endif
#include "RAK12035_SoilMoisture.h"
static RAK12035_SoilMoisture RAK12035;
static RAK12035_SoilMoisture RAK12035(TELEM_RAK12035_ADDRESS);
#endif
#if ENV_INCLUDE_GPS && defined(RAK_BOARD) && !defined(RAK_WISMESH_TAG)
@ -446,10 +446,11 @@ static void query_bmp085(uint8_t ch, uint8_t, CayenneLPP& lpp) {
#endif
#if ENV_INCLUDE_RAK12035
static uint8_t init_rak12035(TwoWire* wire, uint8_t addr) {
static uint8_t init_rak12035(TwoWire* wire, uint8_t) {
// RAK12035 requires setup() before begin().
RAK12035.setup(*wire);
if (!RAK12035.begin(addr)) return 0;
// RAK12035 static instance was constructed with address.
if (!RAK12035.begin()) return 0;
#ifdef ENABLE_RAK12035_CALIBRATION
return 2; // moisture channel + calibration channel
#else

177
src/helpers/sensors/RAK12035_SoilMoisture.cpp

@ -5,10 +5,10 @@
* *
* Ingo Fischer 11Nov2015 *
* https://github.com/Apollon77/I2CSoilMoistureSensor *
* *
* *
* Ken Privitt 8Feb2026 *
* Adapted for MeshCore Firmware Stack *
* *
* *
* MIT license *
* *
* This file contains a collection of routines to access the *
@ -31,7 +31,7 @@
//
// No hardware is touched in the constructor.
// I2C communication is deferred until begin() is called.
//------------------------------------------------------------------------------
//-----------------------------------------------------------------------------
RAK12035_SoilMoisture::RAK12035_SoilMoisture(uint8_t addr)
{
@ -39,9 +39,9 @@ RAK12035_SoilMoisture::RAK12035_SoilMoisture(uint8_t addr)
_i2c = nullptr; // Bus not assigned yet; must be set in begin()
}
//------------------------------------------------------------------------------
//------------------------------------------------------------------------------
// setup()
//------------------------------------------------------------------------------
//------------------------------------------------------------------------------
// setup(TwoWire &i2c)
//
// Assigns the I2C bus that this driver instance will use. This allows the
@ -58,12 +58,12 @@ void RAK12035_SoilMoisture::setup(TwoWire &i2c)
_i2c->begin(); // Initialize the bus to Wire or Wire1
}
//------------------------------------------------------------------------------
//------------------------------------------------------------------------------
// RAK12035 Soil Moisture begin()
//------------------------------------------------------------------------------
//
// Performs initialization of the RAK12035 soil‑moisture sensor. This
// routine assumes that the application has already selected the I2C bus via
//------------------------------------------------------------------------------
//
// Performs initialization of the RAK12035 soil‑moisture sensor. This
// routine assumes that the application has already selected the I2C bus via
// setup() and that the bus has been initialized externally (Wire.begin()).
// It uses the passed in I2C Address (default 0x20)
//
@ -81,23 +81,18 @@ void RAK12035_SoilMoisture::setup(TwoWire &i2c)
// File: variants/rak4631 platformio.ini
// Section example: [env:RAK_4631_companion_radio_ble]
// Enable Debug statements: -D MESH_DEBUG=1
//
//
//------------------------------------------------------------------------------
bool RAK12035_SoilMoisture::begin(uint8_t addr)
bool RAK12035_SoilMoisture::begin()
{
// MESH_DEBUG_PRINTLN("begin() - Start of RAK12035 initialization");
// MESH_DEBUG_PRINTLN("begin() - RAK12035 passed in Address %02X", addr);
MESH_DEBUG_PRINTLN("begin() - Start of RAK12035 initialization");
MESH_DEBUG_PRINTLN("begin() - RAK12035 passed in Address %02X", _addr);
// 1. Ensure setup() was called
// 1. Ensure setup() was called
if (_i2c == nullptr) {
MESH_DEBUG_PRINTLN("RAK12035 ERROR: I2C bus not set!");
return false;
}
uint16_t _dry_cal = 200;
uint16_t _wet_cal = 600;
uint8_t _version = 0;
uint8_t _addr; // The I2C address to be used (passed in parameter)
}
/*------------------------------------------------------------------------------------------
* Set Calibration values - This is done with custom a firmware version
@ -105,52 +100,52 @@ bool RAK12035_SoilMoisture::begin(uint8_t addr)
* USE the Build Flag: -D ENABLE_RAK12035_CALIBRATION = 1
* OR
* Change the value to 1 in the RAK12035_SoilMoisture.h file
*
*
* Calibration Procedure:
* 1) Flash the Calibration version of the firmware.
* 2) Leave the sensor dry, power up the device.
* 3) After detecting the RAK12035 this firmware will display calibration data on Channel 3
*
*
* Frequency = Current Capacitance Value
* Temperature = Current Wet calibration value
* Power = Current Dry calibration value
*
*
* 4) Click refresh several times. This will take a capacitance reading and if it is
* greater than the current Dry value it will store it in the sensor
* The value will bounce a little as you click refresh, but it eventually settles down (a few clicks)
* the stored value will stabalize at it's Maximum value.
*
* 5) Put the sensor in water.
*
*
* 5) Put the sensor in water.
*
* 6) Click refresh several times. This will take a capacitance reading and if it is
* less than the current Wet value it will store it in the sensor
* The value will bounce a little as you click refresh, but it eventually settles down (a few clicks)
* the stored value will stabalize at it's Minimum value.
*
*
* 7) The Sensor is now calibrated, turn off the device.
*
*
* 8) Reflash the device with the non-Calibration Firmware, Data will be shown on Channel 2
*
*
*------------------------------------------------------------------------------------------
*/
*/
#if ENABLE_RAK12035_CALIBRATION
uint16_t _wet = 2000; // A high value the should be out of the normal Wet range
set_humidity_full(_wet);
set_humidity_full(_wet);
uint16_t _dry = 50; // A low value the should be out of the normal Dry range
set_humidity_zero(_dry);
uint16_t _dry = 50; // A low value the should be out of the normal Dry range
set_humidity_zero(_dry);
#endif
/*--------------------------------------------------------------------------------
*
*
* Check if a sensor is present and return true if found, false if not present
*
*--------------------------------------------------------------------------------
*/
if (query_sensor()) {
MESH_DEBUG_PRINTLN("begin() - Sensor responded with valid version");
return true;
if (query_sensor()) {
MESH_DEBUG_PRINTLN("begin() - Sensor responded with valid version");
return true;
}
else {
MESH_DEBUG_PRINTLN("begin() - Sensor version FAIL");
@ -165,7 +160,7 @@ bool RAK12035_SoilMoisture::begin(uint8_t addr)
*
*--------------------------------------------------------------------------------*/
uint16_t RAK12035_SoilMoisture::get_sensor_capacitance() //Command 01 - (r) 2 byte
uint16_t RAK12035_SoilMoisture::get_sensor_capacitance() // Command 01 - (r) 2 byte
{
uint8_t buf[2] = {0};
if (!read_rak12035(SOILMOISTURESENSOR_GET_CAPACITANCE, buf, 2)) {
@ -178,7 +173,7 @@ uint16_t RAK12035_SoilMoisture::get_sensor_capacitance() //Command 01
}
uint8_t RAK12035_SoilMoisture::get_I2C_address() //Command 02 - (r) 1 byte
uint8_t RAK12035_SoilMoisture::get_I2C_address() // Command 02 - (r) 1 byte
{
uint8_t addr = 0;
if (!read_rak12035(SOILMOISTURESENSOR_GET_I2C_ADDR, &addr, 1)) {
@ -190,7 +185,7 @@ uint8_t RAK12035_SoilMoisture::get_I2C_address() //Command 0
}
bool RAK12035_SoilMoisture::set_sensor_addr(uint8_t addr) //Command 03 - (w) 1 byte
bool RAK12035_SoilMoisture::set_sensor_addr(uint8_t addr) // Command 03 - (w) 1 byte
{
if (!write_rak12035(SOILMOISTURESENSOR_SET_I2C_ADDR, &addr, 1)) {
MESH_DEBUG_PRINTLN("Function 3: set_I2C_address() FAIL: Could not set new address %02X", addr);
@ -201,13 +196,12 @@ bool RAK12035_SoilMoisture::set_sensor_addr(uint8_t addr) //Command 03
}
uint8_t RAK12035_SoilMoisture::get_sensor_version() // Command 04 - 1 byte
uint8_t RAK12035_SoilMoisture::get_sensor_version() // Command 04 - 1 byte
{
uint8_t v = 0;
read_rak12035(SOILMOISTURESENSOR_GET_VERSION, &v, 1);
if (!read_rak12035(SOILMOISTURESENSOR_GET_VERSION, &v, 1)) {
MESH_DEBUG_PRINTLN("Function 4: get_sensor_version() FAIL: Bad data returned = %02X", v);
MESH_DEBUG_PRINTLN("Function 4: get_sensor_version() FAIL: Bad data returned = %02X", v);
return v;
}
MESH_DEBUG_PRINTLN("Function 4: get_sensor_version() SUCCESS: Version = %02X", v);
@ -215,7 +209,7 @@ uint8_t RAK12035_SoilMoisture::get_sensor_version() // Command 0
}
float RAK12035_SoilMoisture::get_sensor_temperature() //Command 05 - (r) 2 bytes
float RAK12035_SoilMoisture::get_sensor_temperature() // Command 05 - (r) 2 bytes
{
uint8_t buf[2] = {0};
if (!read_rak12035(SOILMOISTURESENSOR_GET_TEMPERATURE, buf, 2)) {
@ -230,7 +224,7 @@ float RAK12035_SoilMoisture::get_sensor_temperature() //Command 05
}
bool RAK12035_SoilMoisture::sensor_sleep() //Command 06 - (w) 1 byte
bool RAK12035_SoilMoisture::sensor_sleep() // Command 06 - (w) 1 byte
{
uint8_t tmp = 0;
if (!write_rak12035(SOILMOISTURESENSOR_SET_SLEEP, &tmp, 1)) {
@ -250,15 +244,14 @@ bool RAK12035_SoilMoisture::sensor_sleep() //Command 06
}
bool RAK12035_SoilMoisture::set_humidity_full(uint16_t full) //Command 07 - (w) 2 bytes
bool RAK12035_SoilMoisture::set_humidity_full(uint16_t full) // Command 07 - (w) 2 bytes
{
uint8_t buf[2];
buf[0] = (full >> 8) & 0xFF; // High byte
buf[1] = full & 0xFF; // Low byte
if (!write_rak12035(SOILMOISTURESENSOR_SET_WET_CAL, buf, 2)) {
MESH_DEBUG_PRINTLN("Function 7: set_humidity_full() FAIL: Could not set wet calibration value"
);
MESH_DEBUG_PRINTLN("Function 7: set_humidity_full() FAIL: Could not set wet calibration value");
return false;
}
MESH_DEBUG_PRINTLN("Function 7: set_humidity_full() SUCCESS: New Full = %04X", full);
@ -266,7 +259,7 @@ bool RAK12035_SoilMoisture::set_humidity_full(uint16_t full) //Command
}
bool RAK12035_SoilMoisture::set_humidity_zero(uint16_t zero) //Command 08 - (w) 2 bytes
bool RAK12035_SoilMoisture::set_humidity_zero(uint16_t zero) // Command 08 - (w) 2 bytes
{
uint8_t buf[2];
buf[0] = (zero >> 8) & 0xFF; // High byte
@ -281,9 +274,9 @@ bool RAK12035_SoilMoisture::set_humidity_zero(uint16_t zero) //Command
}
uint8_t RAK12035_SoilMoisture::get_sensor_moisture() //Command 09 - (r) 1 byte
uint8_t RAK12035_SoilMoisture::get_sensor_moisture() // Command 09 - (r) 1 byte
{
// Load calibration values from sensor
// Load calibration values from sensor
_wet_cal = get_humidity_full();
_dry_cal = get_humidity_zero();
@ -327,7 +320,7 @@ uint8_t RAK12035_SoilMoisture::get_sensor_moisture() //Comman
}
uint8_t RAK12035_SoilMoisture::get_sensor_humid() //Command 09 - (r) 1 byte
uint8_t RAK12035_SoilMoisture::get_sensor_humid() // Command 09 - (r) 1 byte
{
uint8_t moisture = 0;
@ -340,7 +333,7 @@ uint8_t RAK12035_SoilMoisture::get_sensor_humid() //Command 09
}
uint16_t RAK12035_SoilMoisture::get_humidity_full() //Command 0A - (r) 2 bytes
uint16_t RAK12035_SoilMoisture::get_humidity_full() // Command 0A - (r) 2 bytes
{
uint8_t buf[2] = {0};
@ -356,7 +349,7 @@ uint16_t RAK12035_SoilMoisture::get_humidity_full() //Command 0A
}
uint16_t RAK12035_SoilMoisture::get_humidity_zero() //Command 0B - 2 bytes
uint16_t RAK12035_SoilMoisture::get_humidity_zero() // Command 0B - 2 bytes
{
uint8_t buf[2] = {0};
@ -390,16 +383,16 @@ bool RAK12035_SoilMoisture::getEvent(uint8_t *humidity, uint16_t *temp)
uint8_t moist = get_sensor_moisture();
if (moist == 0xFF) //error indicator
return false;
MESH_DEBUG_PRINTLN("getEvent() - Humidity = %d", moist);
MESH_DEBUG_PRINTLN("getEvent() - Humidity = %d", moist);
*humidity = moist;
//Read temperature (degrees C)
uint16_t t = get_sensor_temperature();
if (t == 0XFFFF) // error indicator
return false;
return false;
*temp = t;
MESH_DEBUG_PRINTLN("getEvent() - Temperature = %d", t);
*temp = t;
MESH_DEBUG_PRINTLN("getEvent() - Temperature = %d", t);
return true;
}
@ -412,36 +405,35 @@ bool RAK12035_SoilMoisture::getEvent(uint8_t *humidity, uint16_t *temp)
*
* They are for a future sensor power management function.
*------------------------------------------------------------------------------------------*/
bool RAK12035_SoilMoisture::sensor_on()
{
uint8_t data;
// This has been commented out due to a pin name conflict with the Heltec v3
// This will need to be resolved if this function is to be utilized in the future
// This has been commented out due to a pin name conflict with the Heltec v3
// This will need to be resolved if this function is to be utilized in the future
/*
pinMode(WB_IO2, OUTPUT);
digitalWrite(WB_IO2, HIGH); //Turn on Sensor Power
digitalWrite(WB_IO2, HIGH); // Turn on Sensor Power
pinMode(WB_IO4, OUTPUT); //Set IO4 Pin to Output (connected to *reset on sensor)
digitalWrite(WB_IO4, LOW); //*reset - Reset the Sensor
delay(1); //Wait for the minimum *reset, 1mS is longer than required minimum
digitalWrite(WB_IO4, HIGH); //Deassert Reset
pinMode(WB_IO4, OUTPUT); // Set IO4 Pin to Output (connected to *reset on sensor)
digitalWrite(WB_IO4, LOW); // *reset - Reset the Sensor
delay(1); // Wait for the minimum *reset, 1mS is longer than required minimum
digitalWrite(WB_IO4, HIGH); // Deassert Reset
delay(10); // Wait for the sensor code to complete initialization
delay(10); // Wait for the sensor code to complete initialization
*/
uint8_t v = 0;
uint32_t timeout = millis();
while ((!query_sensor())) //Wait for sensor to respond to I2C commands,
{ //indicating it is ready
if ((millis() - timeout) > 50){ //0.5 second timeout for sensor to respond
while ((!query_sensor())) //Wait for sensor to respond to I2C commands,
{ //indicating it is ready
if ((millis() - timeout) > 500){ //0.5 second timeout for sensor to respond
MESH_DEBUG_PRINTLN("reset() - Timeout, no response from I2C commands");
return false;
}
else {
delay(10); //delay 10mS
delay(10); //delay 10mS
}
}
return true;
}
bool RAK12035_SoilMoisture::reset()
@ -461,7 +453,6 @@ bool RAK12035_SoilMoisture::reset()
// This has been commented out due to a pin name conflict with the Heltec v3
// This will need to be resolved if this function is to be utilized in the future
/*
pinMode(WB_IO4, OUTPUT); //Set IO4 Pin to Output (connected to *reset on sensor)
MESH_DEBUG_PRINTLN("Assert *reset (Low) for 1 mS");
@ -476,40 +467,42 @@ bool RAK12035_SoilMoisture::reset()
MESH_DEBUG_PRINTLN("reset() - Timeout, Start Time: %d milliseconds", start_time);
const uint32_t timeout_ms = 500; // Wait for 0.5 seconds
uint32_t start = millis();
while (true) {
if (query_sensor()) {
#ifdef MESH_DEBUG
MESH_DEBUG_PRINTLN("reset() - First Pass, Sensor responded with valid version");
uint32_t stop_time = millis();
MESH_DEBUG_PRINTLN("reset() - Timeout, Stop Time: %d mS", stop_time);
MESH_DEBUG_PRINTLN("reset() - Timeout, Duration: %d mS", (stop_time - start_time));
return true;
#endif
return true;
}
if (millis() - start_time > timeout_ms) {
#ifdef MESH_DEBUG
MESH_DEBUG_PRINTLN("reset() - Timeout waiting for valid sensor version");
uint32_t stop_time = millis();
MESH_DEBUG_PRINTLN("reset() - Timeout, Stop Time: %d mS", stop_time);
MESH_DEBUG_PRINTLN("reset() - Timeout, Duration: %d mS", (stop_time - start_time));
#endif
return false;
}
if (millis() - start > timeout_ms) {
MESH_DEBUG_PRINTLN("reset() - Timeout waiting for valid sensor version");
uint32_t stop_time = millis();
MESH_DEBUG_PRINTLN("reset() - Timeout, Stop Time: %d mS", stop_time);
MESH_DEBUG_PRINTLN("reset() - Timeout, Duration: %d mS", (stop_time - start_time));
return false;
}
delay(100);
delay(100);
}
}
bool RAK12035_SoilMoisture::query_sensor()
bool RAK12035_SoilMoisture::query_sensor()
{
uint8_t v = 0;
v = get_sensor_version();
// Treat 0x00 and 0xFF as invalid / bootloader / garbage
// Treat 0x00 and 0xFF as invalid / bootloader / garbage
if (v == 0x00 || v == 0xFF) {
MESH_DEBUG_PRINTLN("query_sensor() FAIL: Version value invalid: %02X", v);
return false;
}
MESH_DEBUG_PRINTLN("query_sensor() SUCCESS: Sensor Present, Version = %02X", v);
return true;
MESH_DEBUG_PRINTLN("query_sensor() SUCCESS: Sensor Present, Version = %02X", v);
return true;
}

2
src/helpers/sensors/RAK12035_SoilMoisture.h

@ -46,7 +46,7 @@ public:
RAK12035_SoilMoisture(uint8_t addr = RAK12035_I2C_ADDR_DEFAULT);
void setup(TwoWire& i2c);
bool begin(uint8_t addr);
bool begin();
bool getEvent(uint8_t *humidity, uint16_t *temperature);
uint16_t get_sensor_capacitance(); //Command 01 - (r) 2 byte

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