From 30ebb6ae46560a81eb33e102f14bc873ddc000a5 Mon Sep 17 00:00:00 2001
From: Todd Herbert <herbert.todd@gmail.com>
Date: Thu, 4 Apr 2024 17:18:40 +1300
Subject: [PATCH] use BUTTON_PIN macro

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

diff --git a/src/sleep.cpp b/src/sleep.cpp
index 67b7f5c7c..0d36112c1 100644
--- a/src/sleep.cpp
+++ b/src/sleep.cpp
@@ -280,8 +280,8 @@ void doDeepSleep(uint32_t msecToWake, bool skipPreflight = false)
 
 #if defined(HELTEC_WIRELESS_PAPER) || defined(HELTEC_WIRELESS_PAPER_V1_0) // Applicable to most ESP32 boards?
     // Avoid leakage through button pin
-    pinMode(0, INPUT);
-    rtc_gpio_hold_en((gpio_num_t)0);
+    pinMode(BUTTON_PIN, INPUT);
+    rtc_gpio_hold_en((gpio_num_t)BUTTON_PIN);
 
     // LoRa CS (RADIO_NSS) needs to stay HIGH, even during deep sleep
     pinMode(LORA_CS, OUTPUT);