From f75f65f6c28f28548ceccdbe84ebe9b44e033320 Mon Sep 17 00:00:00 2001
From: John Flinchbaugh <john@hjsoft.com>
Date: Wed, 8 Jan 2025 08:25:17 -0500
Subject: [PATCH] comments

---
 app/spectrum.c | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/app/spectrum.c b/app/spectrum.c
index b1b4826..602e06c 100644
--- a/app/spectrum.c
+++ b/app/spectrum.c
@@ -871,8 +871,11 @@ uint8_t Rssi2Y(uint16_t rssi)
     static void DrawSpectrum()
     {
         uint16_t steps = GetStepsCount();
+        // for larger numbers of samples, max at 128 to correctly draw
         uint8_t bars = (steps > 128) ? 128 : steps;
-        uint8_t shift_graph = 64 / steps + 1; // to center bar on freq marker
+        // to center bar on freq marker
+        uint8_t shift_graph = 64 / steps + 1;
+
         uint8_t ox = 0;
         for (uint8_t i = 0; i < 128; ++i)
         {