From ce172e0e26b952bda038712f6138b9b57026a595 Mon Sep 17 00:00:00 2001
From: Andrey Gusakov <dron0gus@gmail.com>
Date: Wed, 6 Dec 2023 23:19:42 +0300
Subject: [PATCH] can: add counter to last byte of StandartData and DiagData

---
 firmware/can.cpp          | 5 +++++
 for_rusefi/wideband_can.h | 6 ++++--
 2 files changed, 9 insertions(+), 2 deletions(-)

diff --git a/firmware/can.cpp b/firmware/can.cpp
index 470b9394..eea6da12 100644
--- a/firmware/can.cpp
+++ b/firmware/can.cpp
@@ -139,6 +139,7 @@ void InitCan()
 
 void SendRusefiFormat(uint8_t ch)
 {
+    uint8_t counter = 0;
     auto baseAddress = WB_DATA_BASE_ADDR + 2 * (ch + configuration->CanIndexOffset);
 
     const auto& sampler = GetSampler(ch);
@@ -158,6 +159,7 @@ void SendRusefiFormat(uint8_t ch)
         bool heaterClosedLoop = heater.IsRunningClosedLoop();
         bool nernstValid = nernstDc > (NERNST_TARGET - 0.1f) && nernstDc < (NERNST_TARGET + 0.1f);
         frame.get().Valid = (heaterClosedLoop && nernstValid) ? 0x01 : 0x00;
+        frame.get().counter = counter;
     }
 
     {
@@ -170,7 +172,10 @@ void SendRusefiFormat(uint8_t ch)
         frame.get().PumpDuty = GetPumpOutputDuty(ch) * 255;
         frame.get().Status = GetCurrentFault(ch);
         frame.get().HeaterDuty = GetHeaterDuty(ch) * 255;
+        frame.get().counter = counter;
     }
+
+    counter++;
 }
 
 // Weak link so boards can override it
diff --git a/for_rusefi/wideband_can.h b/for_rusefi/wideband_can.h
index 01f79371..da9102eb 100644
--- a/for_rusefi/wideband_can.h
+++ b/for_rusefi/wideband_can.h
@@ -52,7 +52,9 @@ struct StandardData
     uint16_t Lambda;
     uint16_t TemperatureC;
 
-    uint16_t pad;
+    uint8_t pad;
+
+    uint8_t counter;
 };
 
 struct DiagData
@@ -63,7 +65,7 @@ struct DiagData
     Fault Status;
 
     uint8_t HeaterDuty;
-    uint8_t pad;
+    uint8_t counter;
 };
 
 static inline const char* describeFault(Fault fault) {