From 9174987477c2b8483ffa5a6870f746a50e2cd968 Mon Sep 17 00:00:00 2001
From: Christophe Robillard <christophe@robiweb.net>
Date: Sat, 8 Nov 2025 14:02:03 +0100
Subject: [PATCH] deep sleep during 1 second

---
 the-cup.ino | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/the-cup.ino b/the-cup.ino
index b9f23b6..5e1d3e4 100644
--- a/the-cup.ino
+++ b/the-cup.ino
@@ -27,6 +27,7 @@
 
 #define LED_PIN 15
 #define SS_PIN 4
+#define SLEEP_DURATION 1
 
 MFRC522DriverPinSimple ss_1_pin(SS_PIN); // Configurable, take an unused pin, only HIGH/LOW required, must be different to SS 2.
 
@@ -102,6 +103,7 @@ void send_uid(char reader_uid[]) {
 
   https.end();
   Serial.print("[HTTPS] ended...\n");
+  ESP.deepSleep(SLEEP_DURATION * 1000000);
 }
 
 void byte_to_string(byte array[], unsigned int len, char buffer[]) {