From 7882219d30555667444e225d154478dfc33d767f Mon Sep 17 00:00:00 2001
From: davidkreidler <13180124+davidkreidler@users.noreply.github.com>
Date: Wed, 3 Jul 2024 22:55:32 +0200
Subject: [PATCH] Bugfix: temperature offset on Wi-Fi and in Battery mode

---
 OpenCO2_Sensor.ino  |  4 ++--
 epd_abstraction.ino | 11 +++++++++++
 2 files changed, 13 insertions(+), 2 deletions(-)

diff --git a/OpenCO2_Sensor.ino b/OpenCO2_Sensor.ino
index f7fe202..144db85 100644
--- a/OpenCO2_Sensor.ino
+++ b/OpenCO2_Sensor.ino
@@ -290,7 +290,7 @@ void loadCredentials() {
 #endif /* MQTT */
 
 float getTempOffset() {
-  if (useWiFi) return 13.0;
+  if (useWiFi) return 12.2;
   else return 4.4;
 }
 
@@ -774,7 +774,7 @@ void loop() {
   bool isDataReady = false;
   uint16_t ready_error = scd4x.getDataReadyFlag(isDataReady);
   if (ready_error || !isDataReady) {
-    if (BatteryMode) goto_deep_sleep(DEEP_SLEEP_TIME);
+    if (BatteryMode && comingFromDeepSleep) goto_deep_sleep(DEEP_SLEEP_TIME);
     else goto_light_sleep(LIGHT_SLEEP_TIME);
     return;  // otherwise continues running!
   }
diff --git a/epd_abstraction.ino b/epd_abstraction.ino
index fd62a8e..63e5d73 100644
--- a/epd_abstraction.ino
+++ b/epd_abstraction.ino
@@ -1045,6 +1045,17 @@ void displayinfo() {
   Paint_DrawString_EN(1, 129, "USB_ACTIVE:", &Font16, WHITE, BLACK);
   Paint_DrawString_EN(122, 129, USB_ACTIVE? "yes":"no", &Font16, WHITE, BLACK);
 
+  // only needed for debugging. This interrupts the SCD40
+  /*float tOffset;
+  scd4x.stopPeriodicMeasurement();
+  scd4x.getTemperatureOffset(tOffset);
+  if (BatteryMode) scd4x.startLowPowerPeriodicMeasurement();
+  else scd4x.startPeriodicMeasurement();
+  Paint_DrawString_EN(1, 145, "T_offset:", &Font16, WHITE, BLACK);
+  char offset[20];
+  sprintf(offset, "%.1f", tOffset);
+  Paint_DrawString_EN(122, 145, offset, &Font16, WHITE, BLACK);*/
+
   updateDisplay();
 }