From 87b63402fd2772285868de3f5fc6bc34261e86ae Mon Sep 17 00:00:00 2001
From: Raphael Coeffic <raphael.coeffic@frafos.com>
Date: Sat, 12 Sep 2020 13:19:59 +0200
Subject: [PATCH] set minimum period to 1750us

This should allow 500Hz refresh rate + some headroom for sync.
---
 radio/src/mixer_scheduler.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/radio/src/mixer_scheduler.h b/radio/src/mixer_scheduler.h
index ccded9a5e..601f3fcd7 100644
--- a/radio/src/mixer_scheduler.h
+++ b/radio/src/mixer_scheduler.h
@@ -23,7 +23,7 @@
 
 #define MIXER_SCHEDULER_DEFAULT_PERIOD_US 4000u // 4ms
 
-#define MIN_REFRESH_RATE      4000 /* us */
+#define MIN_REFRESH_RATE      1750 /* us */
 #define MAX_REFRESH_RATE     25000 /* us */
 
 #if !defined(SIMU)