From 36c3814dc2555c6c146a0f0e38f3d1ece03b058e Mon Sep 17 00:00:00 2001
From: Yuri D'Elia <wavexx@thregr.org>
Date: Thu, 26 Jan 2023 23:37:49 +0100
Subject: [PATCH] TM: Check for PC parameters more carefully

---
 Firmware/temperature.cpp | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/Firmware/temperature.cpp b/Firmware/temperature.cpp
index 5a365d885..cf3f9364d 100755
--- a/Firmware/temperature.cpp
+++ b/Firmware/temperature.cpp
@@ -2387,8 +2387,8 @@ static void setup()
 
 static bool calibrated()
 {
-    if(!(data.P >= 0)) return false;
-    if(!(data.C >= 0)) return false;
+    if(!(data.P > 0)) return false;
+    if(!(data.C > 0)) return false;
     if(!(data.Ta_corr != NAN)) return false;
     for(uint8_t i = 0; i != TEMP_MODEL_R_SIZE; ++i) {
         if(!(temp_model::data.R[i] >= 0))