From a29f518e887082c53850f0aaf361eeb7d4fba680 Mon Sep 17 00:00:00 2001
From: odaki <odaki@mars.dti.ne.jp>
Date: Wed, 16 Oct 2019 22:33:28 +0900
Subject: [PATCH] suppress warning about unused variable at stepper.cpp

---
 Grbl_Esp32/stepper.cpp | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/Grbl_Esp32/stepper.cpp b/Grbl_Esp32/stepper.cpp
index 54bc013e..fe68ae1c 100644
--- a/Grbl_Esp32/stepper.cpp
+++ b/Grbl_Esp32/stepper.cpp
@@ -216,8 +216,9 @@ static st_prep_t prep;
 // with probing and homing cycles that require true real-time positions.
 void IRAM_ATTR onStepperDriverTimer(void *para)  // ISR It is time to take a step =======================================================================================
 {
-	uint64_t step_pulse_off_time;
-
+	#ifndef USE_RMT_STEPS
+		uint64_t step_pulse_off_time;
+	#endif
 	//const int timer_idx = (int)para;  // get the timer index
 
 	TIMERG0.int_clr_timers.t0 = 1;