From 127a7982c35d8e16942e289a658a22a21c91c0a5 Mon Sep 17 00:00:00 2001
From: KimIV <kimig@narod.ru>
Date: Thu, 27 Feb 2020 09:54:27 +0500
Subject: [PATCH] Update tpms_packet.cpp (#309)

I experimented with my sensors from a Ford Kuga. For data verification I used the Autel MaxiTPMS TS508 device.
---
 firmware/common/tpms_packet.cpp | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/firmware/common/tpms_packet.cpp b/firmware/common/tpms_packet.cpp
index decc2361..a2abaada 100644
--- a/firmware/common/tpms_packet.cpp
+++ b/firmware/common/tpms_packet.cpp
@@ -42,7 +42,7 @@ Optional<Reading> Packet::reading_fsk_19k2_schrader() const {
 			Reading::Type::FLM_64,
 			reader_.read(0, 32),
 			Pressure { static_cast<int>(reader_.read(32, 8)) * 4 / 3 },
-			Temperature { static_cast<int>(reader_.read(40, 8) & 0x7f) - 50 }
+			Temperature { static_cast<int>(reader_.read(40, 8) & 0x7f) - 56 }
 		};
 
 	case 72:
@@ -50,7 +50,7 @@ Optional<Reading> Packet::reading_fsk_19k2_schrader() const {
 			Reading::Type::FLM_72,
 			reader_.read(0, 32),
 			Pressure { static_cast<int>(reader_.read(40, 8)) * 4 / 3 },
-			Temperature { static_cast<int>(reader_.read(48, 8)) - 50 }
+			Temperature { static_cast<int>(reader_.read(48, 8)) - 56 }
 		};
 
 	case 80:
@@ -58,7 +58,7 @@ Optional<Reading> Packet::reading_fsk_19k2_schrader() const {
 			Reading::Type::FLM_80,
 			reader_.read(8, 32),
 			Pressure { static_cast<int>(reader_.read(48, 8)) * 4 / 3 },
-			Temperature { static_cast<int>(reader_.read(56, 8)) - 50 }
+			Temperature { static_cast<int>(reader_.read(56, 8)) - 56 }
 		};
 
 	default:
@@ -124,7 +124,7 @@ Optional<Reading> Packet::reading_ook_8k4_schrader() const {
 			Reading::Type::GMC_96,
 			id,
 			Pressure { static_cast<int>(value_1) * 4 / 3 },
-			Temperature { static_cast<int>(value_0) - 50 }
+			Temperature { static_cast<int>(value_0) - 56 }
 		};
 	} else {
 		return { };
-- 
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