From 31a262fca88dd3c0055ff9aaf5f1ea8a770398e7 Mon Sep 17 00:00:00 2001
From: Rene 'Renne' Bartsch <rene@bartschnet.de>
Date: Tue, 17 Jul 2018 17:23:07 +0200
Subject: [PATCH] Reference to struct SYSCFG {} Settings added in
 FUNC_SAVE_BEFORE_RESTART ID section.

---
 Sensor-API.md | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/Sensor-API.md b/Sensor-API.md
index 99029dee..809ac5d4 100644
--- a/Sensor-API.md
+++ b/Sensor-API.md
@@ -131,7 +131,7 @@ snprintf_P(mqtt_data, sizeof(mqtt_data), PSTR("%s{s}MPR121%c Button%d{m}%d{e}"),
 It should be wrapped in `#ifdef USE_WEBSERVER ... #endif  // USE_WEBSERVER`
 
 ### FUNC_SAVE_BEFORE_RESTART
-This callback ID is called to allow a sensor to prepare for saving configuration changes. To be used to save volatile data just before a restart.
+This callback ID is called to allow a sensor to prepare for saving configuration changes. To be used to save volatile data just before a restart. Variables can be appended to `struct SYSCFG {} Settings` in file `sonoff/settings.h`.
 
 ### FUNC_COMMAND
 This callback ID is called when a sensor specific command ``Sensor<xx>`` is executed where xx is the sensor index.