From 72a9a02c17e59fa91e8284ca70f8d675498e9f0f Mon Sep 17 00:00:00 2001
From: Manianac <2092573+manianac@users.noreply.github.com>
Date: Thu, 31 Mar 2022 17:23:52 -0700
Subject: [PATCH] =?UTF-8?q?=F0=9F=90=9B=20Use=20ADC=5FVREF=20for=20Filamen?=
=?UTF-8?q?t=20Width=20ADC=20Vref=20(#23977)?=
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---
Marlin/src/feature/filwidth.h | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/Marlin/src/feature/filwidth.h b/Marlin/src/feature/filwidth.h
index e234380e981..9eb1e77762f 100644
--- a/Marlin/src/feature/filwidth.h
+++ b/Marlin/src/feature/filwidth.h
@@ -67,7 +67,7 @@ public:
}
// Convert raw measurement to mm
- static float raw_to_mm(const uint16_t v) { return v * 5.0f * RECIPROCAL(float(MAX_RAW_THERMISTOR_VALUE)); }
+ static float raw_to_mm(const uint16_t v) { return v * float(ADC_VREF) * RECIPROCAL(float(MAX_RAW_THERMISTOR_VALUE)); }
static float raw_to_mm() { return raw_to_mm(raw); }
// A scaled reading is ready