From 0ed44f01776d5986ba79674ca0bae0c005f4e264 Mon Sep 17 00:00:00 2001
From: Andrew Tridgell <andrew@tridgell.net>
Date: Fri, 2 Feb 2024 19:06:39 +1100
Subject: [PATCH] AP_Periph: fixed FSO fans

---
 Tools/AP_Periph/FSOPowerStack.cpp | 1 +
 Tools/AP_Periph/FSOPowerStack.h   | 1 +
 2 files changed, 2 insertions(+)

diff --git a/Tools/AP_Periph/FSOPowerStack.cpp b/Tools/AP_Periph/FSOPowerStack.cpp
index 536dd3c5acc92..c87c5ce9cf640 100644
--- a/Tools/AP_Periph/FSOPowerStack.cpp
+++ b/Tools/AP_Periph/FSOPowerStack.cpp
@@ -61,6 +61,7 @@ void FSOPowerStack::fan_handler(uint8_t pin, bool pin_state, uint32_t timestamp)
                 fan.dt_sum += dt;
                 fan.dt_count++;
             }
+            fan.last_pulse_us = timestamp;
         }
     }
 }
diff --git a/Tools/AP_Periph/FSOPowerStack.h b/Tools/AP_Periph/FSOPowerStack.h
index 86a879153641e..41cb954388b46 100644
--- a/Tools/AP_Periph/FSOPowerStack.h
+++ b/Tools/AP_Periph/FSOPowerStack.h
@@ -26,6 +26,7 @@ class FSOPowerStack {
         uint32_t dt_count;
         float rpm;
     };
+
     uint32_t last_fan_ms;
     uint32_t last_fan_report_ms;
     FAN fans[4];