From 4b1ca40f5ed783f48eee4e6f962a80b9932bc3ba Mon Sep 17 00:00:00 2001
From: oscgonfer <oscgonfer@gmail.com>
Date: Sat, 28 Jun 2025 16:24:12 +0200
Subject: [PATCH 1/3] Add additional telemetry sensor type to support two
 ADS1X15 at the same time

---
 meshtastic/telemetry.proto | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/meshtastic/telemetry.proto b/meshtastic/telemetry.proto
index deece46..51c0d48 100644
--- a/meshtastic/telemetry.proto
+++ b/meshtastic/telemetry.proto
@@ -716,6 +716,11 @@ enum TelemetrySensorType {
    * ADS1X15 ADC
    */
   ADS1X15 = 40;
+
+  /*
+   * ADS1X15 ADC_ALT
+   */
+  ADS1X15_ALT = 41;
 }
 
 /*

From bbad395d573eaee0c70d1cea431cbb92e6389166 Mon Sep 17 00:00:00 2001
From: oscgonfer <oscgonfer@gmail.com>
Date: Sat, 19 Jul 2025 12:08:51 +0200
Subject: [PATCH 2/3] Added formaldehyde sensor values sfa30

---
 meshtastic/telemetry.proto | 18 ++++++++++++++++++
 1 file changed, 18 insertions(+)

diff --git a/meshtastic/telemetry.proto b/meshtastic/telemetry.proto
index 51c0d48..df88fb7 100644
--- a/meshtastic/telemetry.proto
+++ b/meshtastic/telemetry.proto
@@ -318,6 +318,19 @@ message AirQualityMetrics {
    * CO2 sensor relative humidity in %
    */
   optional float co2_humidity = 15;
+
+  /*
+   * Formaldehyde sensor formaldehyde concentration in ppb
+   */
+  optional float form_formaldehyde = 16;
+  /*
+   * Formaldehyde sensor relative humidity in %RH
+   */
+  optional float form_humidity = 17;
+  /*
+   * Formaldehyde sensor temperature in degrees Celsius
+   */
+  optional float form_temperature = 18;
 }
 
 /*
@@ -721,6 +734,11 @@ enum TelemetrySensorType {
    * ADS1X15 ADC_ALT
    */
   ADS1X15_ALT = 41;
+
+  /*
+   * Sensirion SFA30 Formaldehyde sensor
+   */
+  SFA30 = 42;
 }
 
 /*

From 1a6df9abfe0ce9132fd894828910347ed7a8f2d3 Mon Sep 17 00:00:00 2001
From: oscgonfer <oscgonfer@gmail.com>
Date: Sat, 19 Jul 2025 12:10:17 +0200
Subject: [PATCH 3/3] Minor style change

---
 meshtastic/telemetry.proto | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/meshtastic/telemetry.proto b/meshtastic/telemetry.proto
index df88fb7..9a2f547 100644
--- a/meshtastic/telemetry.proto
+++ b/meshtastic/telemetry.proto
@@ -323,10 +323,12 @@ message AirQualityMetrics {
    * Formaldehyde sensor formaldehyde concentration in ppb
    */
   optional float form_formaldehyde = 16;
+
   /*
    * Formaldehyde sensor relative humidity in %RH
    */
   optional float form_humidity = 17;
+
   /*
    * Formaldehyde sensor temperature in degrees Celsius
    */