From 763a7080a26156639a14531a6aedd305f0f888c1 Mon Sep 17 00:00:00 2001
From: Yatao Li <yatao.li@zgci.ac.cn>
Date: Wed, 18 Jun 2025 10:11:27 +0800
Subject: [PATCH] sd_boot: better key handling

---
 Code/pico_multi_booter/sd_boot/main.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/Code/pico_multi_booter/sd_boot/main.c b/Code/pico_multi_booter/sd_boot/main.c
index 20f0d5c..6ea102d 100644
--- a/Code/pico_multi_booter/sd_boot/main.c
+++ b/Code/pico_multi_booter/sd_boot/main.c
@@ -429,5 +429,9 @@ int main()
     
     text_directory_ui_init();
     text_directory_ui_set_final_callback(final_selection_callback);
+
+    while(keypad_get_key() > 0) {
+        // drain the keypad input buffer
+    }
     text_directory_ui_run();
 }