From a8fa275dc6e9d0938da4d83e8e9d9ac3a527f12b Mon Sep 17 00:00:00 2001
From: Sam Lane <9569766+SJ-Innovation@users.noreply.github.com>
Date: Sun, 24 Mar 2019 04:00:31 +0000
Subject: [PATCH] Fix Fan 0 responding to all fan speeds (#13444)
---
Marlin/src/gcode/temperature/M106_M107.cpp | 4 ++--
Marlin/src/module/temperature.cpp | 2 +-
2 files changed, 3 insertions(+), 3 deletions(-)
diff --git a/Marlin/src/gcode/temperature/M106_M107.cpp b/Marlin/src/gcode/temperature/M106_M107.cpp
index 49558a7716..5994f34761 100644
--- a/Marlin/src/gcode/temperature/M106_M107.cpp
+++ b/Marlin/src/gcode/temperature/M106_M107.cpp
@@ -58,8 +58,8 @@ void GcodeSuite::M106() {
const uint16_t t = parser.intval('T');
if (t > 0) return thermalManager.set_temp_fan_speed(p, t);
#endif
-
- uint16_t s = parser.ushortval('S', 255);
+ uint16_t d = parser.seen('A') ? thermalManager.fan_speed[active_extruder] : 255;
+ uint16_t s = parser.ushortval('S', d);
NOMORE(s, 255U);
thermalManager.set_fan_speed(p, s);
diff --git a/Marlin/src/module/temperature.cpp b/Marlin/src/module/temperature.cpp
index 166c585ba3..0122367bca 100644
--- a/Marlin/src/module/temperature.cpp
+++ b/Marlin/src/module/temperature.cpp
@@ -2379,7 +2379,7 @@ void Temperature::isr() {
#if ENABLED(FAN_SOFT_PWM)
#define _FAN_PWM(N) do{ \
soft_pwm_count_fan[N] = (soft_pwm_count_fan[N] & pwm_mask) + (soft_pwm_amount_fan[N] >> 1); \
- WRITE_FAN(soft_pwm_count_fan[N] > pwm_mask ? HIGH : LOW); \
+ WRITE_FAN_N(N, soft_pwm_count_fan[N] > pwm_mask ? HIGH : LOW); \
}while(0)
#if HAS_FAN0
_FAN_PWM(0);
--
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