From 0c99a9631bc106facdcb53e4fcb36bde1299cf83 Mon Sep 17 00:00:00 2001
From: NellowTCS <neeljaiswal23@gmail.com>
Date: Mon, 7 Sep 2026 12:35:09 -0600
Subject: [PATCH] Drain keyboard FIFO before deep sleep on power-event sleep
 path

https://github.com/TheCodingSoldier/PocketMage_PDA/commit/0984ce4cc2e5be2f68b297a9f43df7be8a703842
---
 Code/PocketMageOS/src/UTILS.cpp | 10 +++++++++-
 1 file changed, 9 insertions(+), 1 deletion(-)

diff --git a/Code/PocketMageOS/src/UTILS.cpp b/Code/PocketMageOS/src/UTILS.cpp
index 142d8733..a564395f 100644
--- a/Code/PocketMageOS/src/UTILS.cpp
+++ b/Code/PocketMageOS/src/UTILS.cpp
@@ -63,11 +63,15 @@ void checkTimeout() {
   if (PWR_BTN_event && CurrentHOMEState != NOWLATER) {
     PWR_BTN_event = false;
     ESP_LOGE(TAG, "Power Button Event: Sleeping now");
+    while (KB().updateKeypress() != 0) {}
+    delay(50);
     pocketmage::deepSleep();
 
   } else if (PWR_BTN_event && CurrentHOMEState == NOWLATER) {
     ESP_LOGE(TAG, "Power Button Event: powering off from NOWLATER");
     PWR_BTN_event = false;
+    while (KB().updateKeypress() != 0) {}
+    delay(50);
     pocketmage::deepSleep();
   }
 }
@@ -153,6 +157,8 @@ void checkTimeout() {
 
     } else {
       ESP_LOGD(TAG, "Not charging");
+      while (KB().updateKeypress() != 0) {}
+      delay(50);
       switch (CurrentAppState) {
         case TXT:
           if (SLEEPMODE == "TEXT" && PM_SDAUTO().getEditingFile() != "") {
@@ -184,6 +190,8 @@ void checkTimeout() {
   } else if (PWR_BTN_event && CurrentHOMEState == NOWLATER) {
     ESP_LOGE(TAG, "Power Button Event: powering off from NOWLATER");
     PWR_BTN_event = false;
+    while (KB().updateKeypress() != 0) {}
+    delay(50);
     pocketmage::deepSleep();
   }
 }
@@ -1324,4 +1332,4 @@ void saveEditingFile() {
       ESP_LOGI(TAG, "Done saving MarkdownFile");
     }
 }
-#endif
\ No newline at end of file
+#endif