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This commit is contained in:
Justin E. Mann 2024-11-27 16:26:57 -07:00
parent 008f917c58
commit d3cfe31f4a
3 changed files with 28 additions and 15 deletions
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22
src/detect/ScanI2CTwoWire.cpp
View File

@ -347,14 +347,19 @@ void ScanI2CTwoWire::scanPort(I2CPort port, uint8_t *address, uint8_t asize)
case RAK12035VB_ADDR: // (0x20) can be RAK12023VB Soil Sensor or TCA9535 I2C expander
// check if it is a RAK12035, if not can assume it is a TCA9535 I2C expander
registerValue = getRegisterValue(ScanI2CTwoWire::RegisterLocation(addr, 0x20), 1); // get ID
if (registerValue == 0xC0) {
// registerValue = getRegisterValue(ScanI2CTwoWire::RegisterLocation(addr, 0x20), 1); // get ID
// if (registerValue == 0xC0) {
// type = RAK12035VB;
// LOG_INFO("RAK12035VB Soil Sensor found\n");
// } else {
// type = TCA9535;
// LOG_INFO("TCA9535 I2C expander found\n");
// }
// break;
// ^^^^^^^^^^^ not working... so we will just assume it is a RAK12035VB Soil Sensor so I can keep testing.
type = RAK12035VB;
LOG_INFO("RAK12023VB Soil Sensor found\n");
} else {
type = TCA9535;
LOG_INFO("TCA9535 I2C expander found\n");
}
LOG_INFO("RAK12035VB Soil Sensor found\n");
break;
@ -362,9 +367,6 @@ void ScanI2CTwoWire::scanPort(I2CPort port, uint8_t *address, uint8_t asize)
case MCP9808_ADDR:
// We need to check for STK8BAXX first, since register 0x07 is new data flag for the z-axis and can produce some
// weird result. and register 0x00 doesn't seems to be colliding with MCP9808 and LIS3DH chips.

2
src/mesh/generated/meshtastic/telemetry.pb.h
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@ -111,7 +111,7 @@ typedef struct _meshtastic_EnvironmentMetrics {
uint16_t soil_moisture;
/* Soil temperature measured */
bool has_soil_temperature;
double soil_temperature;
float soil_temperature;
/* Temperature measured */
bool has_temperature;
float temperature;

19
src/modules/Telemetry/Sensor/RAK12035VBSensor.cpp
View File

@ -1,6 +1,6 @@
#include "configuration.h"
#if !MESHTASTIC_EXCLUDE_ENVIRONMENTAL_SENSOR
#if !MESHTASTIC_EXCLUDE_ENVIRONMENTAL_SENSO
#include "../mesh/generated/meshtastic/telemetry.pb.h"
#include "RAK12035VBSensor.h"
@ -14,6 +14,8 @@ int32_t RAK12035VBSensor::runOnce()
return DEFAULT_SENSOR_MINIMUM_WAIT_TIME_BETWEEN_READS;
}
sensor.set_sensor_addr(RAK12035VB_ADDR);
sensor.begin();
// Get sensor firmware version
uint8_t data = 0;
@ -34,10 +36,18 @@ int32_t RAK12035VBSensor::runOnce()
void RAK12035VBSensor::setup() {
// Set the calibration values
// Reading the saved calibration values from the sensor.
uint16_t zero_val = 73;
uint16_t hundred_val = 250;
uint16_t zero_val = 0;
uint16_t hundred_val = 0;
uint16_t default_zero_val = 400;
uint16_t default_hundred_val = 560;
sensor.get_dry_cal(&zero_val);
sensor.get_wet_cal(&hundred_val);
delay(100);
if(zero_val == 0 || zero_val >= hundred_val)
sensor.set_dry_cal(default_zero_val);
if(hundred_val == 0 || hundred_val <= zero_val)
sensor.set_wet_cal(default_hundred_val);
delay(100);
LOG_INFO("Dry calibration value is %d\n", zero_val);
LOG_INFO("Wet calibration value is %d\n", hundred_val);
}
@ -51,7 +61,8 @@ bool RAK12035VBSensor::getMetrics(meshtastic_Telemetry *measurement)
uint16_t temp = 0;
sensor.get_sensor_moisture(&moisture);
sensor.get_sensor_temperature(&temp);
measurement->variant.environment_metrics.soil_temperature = (double)temp/10.0;
delay(100);
measurement->variant.environment_metrics.soil_temperature = temp/10.0;
measurement->variant.environment_metrics.soil_moisture = moisture;
return true;
}