From 2b0ed0000494a228536328fa19ddbcb4e774e26e Mon Sep 17 00:00:00 2001 From: agessaman Date: Mon, 17 Aug 2026 14:34:19 -0700 Subject: [PATCH] fix(sensors): claim an I2C address after a successful init Several table entries share an address and not every driver verifies a chip ID: INA226::begin() only checks that the address ACKs, so an SHT4x at 0x44 was also registered as an INA226 and reported junk current on a second channel. Mark the address consumed once a driver initializes it so later entries cannot re-claim the same device. --- src/helpers/sensors/EnvironmentSensorManager.cpp | 1 + 1 file changed, 1 insertion(+) diff --git a/src/helpers/sensors/EnvironmentSensorManager.cpp b/src/helpers/sensors/EnvironmentSensorManager.cpp index e2f0d33e7..c3dfd9f75 100644 --- a/src/helpers/sensors/EnvironmentSensorManager.cpp +++ b/src/helpers/sensors/EnvironmentSensorManager.cpp @@ -650,6 +650,7 @@ bool EnvironmentSensorManager::begin() { continue; } MESH_DEBUG_PRINTLN("Found %s at address: %02X", def.name, def.address); + detected[def.address] = false; // consumed; later entries must not re-claim this device for (uint8_t sub = 0; sub < n && _active_sensor_count < MAX_ACTIVE_SENSORS; sub++) { _active_sensors[_active_sensor_count++] = { def.query, sub }; }