From 1200479045dfeae54574a97f5aa3dfa5cfa45e57 Mon Sep 17 00:00:00 2001
From: jacqueline <me@jacqueline.id.au>
Date: Mon, 28 Aug 2023 20:54:02 +1000
Subject: [PATCH] one weird trick to avoid 5khz tone

---
 src/drivers/display.cpp | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/drivers/display.cpp b/src/drivers/display.cpp
index f828d33e..f986f35d 100644
--- a/src/drivers/display.cpp
+++ b/src/drivers/display.cpp
@@ -100,9 +100,9 @@ auto Display::Create(IGpios* expander,
 
   ledc_timer_config_t led_config{
       .speed_mode = LEDC_LOW_SPEED_MODE,
-      .duty_resolution = LEDC_TIMER_13_BIT,
+      .duty_resolution = LEDC_TIMER_8_BIT,
       .timer_num = LEDC_TIMER_0,
-      .freq_hz = 5000,
+      .freq_hz = 50000,
       .clk_cfg = LEDC_AUTO_CLK,
   };
   ESP_ERROR_CHECK(ledc_timer_config(&led_config));