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Merged
merged 2 commits into from
May 15, 2025
Merged

Promicro: add INA219 current sensor support #287

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9f5d7a2
283 Promicro: add INA3221 library dependency to all build targets
May 14, 2025
1de46ea
Promicro: add support for INA219 current sensor
May 14, 2025
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21 changes: 20 additions & 1 deletion variants/promicro/platformio.ini
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -37,7 +37,8 @@ build_flags =
lib_deps = ${Faketec.lib_deps}
adafruit/RTClib @ ^2.1.3
robtillaart/INA3221 @ ^0.4.1

robtillaart/INA219 @ ^0.4.1

[env:Faketec_room_server]
extends = Faketec
build_src_filter = ${Faketec.build_src_filter}
Expand All @@ -53,6 +54,8 @@ build_flags = ${Faketec.build_flags}
; -D MESH_DEBUG=1
lib_deps = ${Faketec.lib_deps}
adafruit/RTClib @ ^2.1.3
robtillaart/INA3221 @ ^0.4.1
robtillaart/INA219 @ ^0.4.1

[env:Faketec_terminal_chat]
extends = Faketec
Expand All @@ -66,6 +69,8 @@ build_src_filter = ${Faketec.build_src_filter}
lib_deps = ${Faketec.lib_deps}
densaugeo/base64 @ ~1.4.0
adafruit/RTClib @ ^2.1.3
robtillaart/INA3221 @ ^0.4.1
robtillaart/INA219 @ ^0.4.1

[env:Faketec_companion_radio_usb]
extends = Faketec
Expand All @@ -80,6 +85,8 @@ build_src_filter = ${Faketec.build_src_filter}
lib_deps = ${Faketec.lib_deps}
adafruit/RTClib @ ^2.1.3
densaugeo/base64 @ ~1.4.0
robtillaart/INA3221 @ ^0.4.1
robtillaart/INA219 @ ^0.4.1

[env:Faketec_companion_radio_ble]
extends = Faketec
Expand All @@ -100,6 +107,8 @@ build_src_filter = ${Faketec.build_src_filter}
lib_deps = ${Faketec.lib_deps}
adafruit/RTClib @ ^2.1.3
densaugeo/base64 @ ~1.4.0
robtillaart/INA3221 @ ^0.4.1
robtillaart/INA219 @ ^0.4.1

[ProMicroLLCC68]
extends = nrf52840_base
Expand Down Expand Up @@ -129,6 +138,8 @@ build_flags = ${ProMicroLLCC68.build_flags}
; -D MESH_DEBUG=1
lib_deps = ${ProMicroLLCC68.lib_deps}
adafruit/RTClib @ ^2.1.3
robtillaart/INA3221 @ ^0.4.1
robtillaart/INA219 @ ^0.4.1

[env:ProMicroLLCC68_room_server]
extends = ProMicroLLCC68
Expand All @@ -142,6 +153,8 @@ build_flags = ${ProMicroLLCC68.build_flags}
; -D MESH_DEBUG=1
lib_deps = ${ProMicroLLCC68.lib_deps}
adafruit/RTClib @ ^2.1.3
robtillaart/INA3221 @ ^0.4.1
robtillaart/INA219 @ ^0.4.1

[env:ProMicroLLCC68_terminal_chat]
extends = ProMicroLLCC68
Expand All @@ -155,6 +168,8 @@ build_src_filter = ${ProMicroLLCC68.build_src_filter}
lib_deps = ${ProMicroLLCC68.lib_deps}
densaugeo/base64 @ ~1.4.0
adafruit/RTClib @ ^2.1.3
robtillaart/INA3221 @ ^0.4.1
robtillaart/INA219 @ ^0.4.1

[env:ProMicroLLCC68_companion_radio_usb]
extends = ProMicroLLCC68
Expand All @@ -168,6 +183,8 @@ build_src_filter = ${ProMicroLLCC68.build_src_filter}
lib_deps = ${ProMicroLLCC68.lib_deps}
adafruit/RTClib @ ^2.1.3
densaugeo/base64 @ ~1.4.0
robtillaart/INA3221 @ ^0.4.1
robtillaart/INA219 @ ^0.4.1

[env:ProMicroLLCC68_companion_radio_ble]
extends = ProMicroLLCC68
Expand All @@ -187,3 +204,5 @@ build_src_filter = ${ProMicroLLCC68.build_src_filter}
lib_deps = ${ProMicroLLCC68.lib_deps}
adafruit/RTClib @ ^2.1.3
densaugeo/base64 @ ~1.4.0
robtillaart/INA3221 @ ^0.4.1
robtillaart/INA219 @ ^0.4.1
17 changes: 16 additions & 1 deletion variants/promicro/target.cpp
View file
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Original file line number Diff line number Diff line change
Expand Up @@ -76,9 +76,10 @@ mesh::LocalIdentity radio_new_identity() {
}

static INA3221 INA_3221(TELEM_INA3221_ADDRESS, &Wire);
static INA219 INA_219(TELEM_INA219_ADDRESS, &Wire);

bool PromicroSensorManager::begin() {
if (INA_3221.begin() ) {
if (INA_3221.begin()) {
MESH_DEBUG_PRINTLN("Found INA3221 at address: %02X", INA_3221.getAddress());
MESH_DEBUG_PRINTLN("%04X %04X %04X", INA_3221.getDieID(), INA_3221.getManufacturerID(), INA_3221.getConfiguration());

Expand All @@ -90,6 +91,15 @@ bool PromicroSensorManager::begin() {
INA3221initialized = false;
MESH_DEBUG_PRINTLN("INA3221 was not found at I2C address %02X", TELEM_INA3221_ADDRESS);
}
if (INA_219.begin()) {
MESH_DEBUG_PRINTLN("Found INA219 at address: %02X", INA_219.getAddress());
INA219_CHANNEL = INA3221initialized ? TELEM_CHANNEL_SELF + 4 : TELEM_CHANNEL_SELF + 1;
INA_219.setMaxCurrentShunt(TELEM_INA219_MAX_CURRENT, TELEM_INA219_SHUNT_VALUE);
INA219initialized = true;
} else {
INA219initialized = false;
MESH_DEBUG_PRINTLN("INA219 was not found at I2C address %02X", TELEM_INA219_ADDRESS);
}
return true;
}

Expand All @@ -105,6 +115,11 @@ bool PromicroSensorManager::querySensors(uint8_t requester_permissions, CayenneL
}
}
}
if(INA219initialized) {
telemetry.addVoltage(INA219_CHANNEL, INA_219.getBusVoltage());
telemetry.addCurrent(INA219_CHANNEL, INA_219.getCurrent());
telemetry.addPower(INA219_CHANNEL, INA_219.getPower());
}
}

return true;
Expand Down
10 changes: 9 additions & 1 deletion variants/promicro/target.h
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -9,6 +9,7 @@
#include <helpers/AutoDiscoverRTCClock.h>
#include <helpers/SensorManager.h>
#include <INA3221.h>
#include <INA219.h>

#define NUM_SENSOR_SETTINGS 3

Expand All @@ -23,20 +24,27 @@ void radio_set_params(float freq, float bw, uint8_t sf, uint8_t cr);
void radio_set_tx_power(uint8_t dbm);
mesh::LocalIdentity radio_new_identity();

#define TELEM_INA3221_ADDRESS 0x42 // INA3221 3 channel current, voltage, power sensor I2C address
#define TELEM_INA3221_ADDRESS 0x42 // INA3221 3 channel current sensor I2C address
#define TELEM_INA219_ADDRESS 0x40 // INA219 single channel current sensor I2C address

#define TELEM_INA3221_SHUNT_VALUE 0.100 // most variants will have a 0.1 ohm shunts
#define TELEM_INA3221_SETTING_CH1 "INA3221-1"
#define TELEM_INA3221_SETTING_CH2 "INA3221-2"
#define TELEM_INA3221_SETTING_CH3 "INA3221-3"

#define TELEM_INA219_SHUNT_VALUE 0.100 // shunt value in ohms (may differ between manufacturers)
#define TELEM_INA219_MAX_CURRENT 5

class PromicroSensorManager: public SensorManager {
bool INA3221initialized = false;
bool INA219initialized = false;

// INA3221 channels in telemetry
int INA3221_CHANNELS[NUM_SENSOR_SETTINGS] = {TELEM_CHANNEL_SELF + 1, TELEM_CHANNEL_SELF + 2, TELEM_CHANNEL_SELF+ 3};
const char * INA3221_CHANNEL_NAMES[NUM_SENSOR_SETTINGS] = { TELEM_INA3221_SETTING_CH1, TELEM_INA3221_SETTING_CH2, TELEM_INA3221_SETTING_CH3};
bool INA3221_CHANNEL_ENABLED[NUM_SENSOR_SETTINGS] = {true, true, true};

int INA219_CHANNEL;
public:
PromicroSensorManager(){};
bool begin() override;
Expand Down