From cedf4caf4f917ce034250ce67d4f2a96f4a54269 Mon Sep 17 00:00:00 2001
From: Oliver Kleinecke <kleinecke.oliver@googlemail.com>
Date: Wed, 19 Feb 2025 20:47:20 +0100
Subject: [PATCH] fix: reduce timer capacity from 256 to 64 in
 DynamicLampComponent

---
 esphome/components/dynamic_lamp/dynamic_lamp.cpp | 16 ++++++++--------
 esphome/components/dynamic_lamp/dynamic_lamp.h   |  2 +-
 2 files changed, 9 insertions(+), 9 deletions(-)

diff --git a/esphome/components/dynamic_lamp/dynamic_lamp.cpp b/esphome/components/dynamic_lamp/dynamic_lamp.cpp
index 2afe2924a0..c1ba4e5dc6 100644
--- a/esphome/components/dynamic_lamp/dynamic_lamp.cpp
+++ b/esphome/components/dynamic_lamp/dynamic_lamp.cpp
@@ -259,13 +259,13 @@ bool DynamicLampComponent::add_timer(std::string timer_desc, std::string lamp_li
            new_timer.timer_desc, lamp_list_str.c_str(), new_timer.active, new_timer.action, new_timer.hour, new_timer.minute, new_timer.monday,
            new_timer.tuesday, new_timer.wednesday, new_timer.thursday, new_timer.friday, new_timer.saturday, new_timer.sunday);
   uint8_t save_slot;
-  for (save_slot = 0; save_slot < 256; save_slot++) {
+  for (save_slot = 0; save_slot < 64; save_slot++) {
     if (this->timers_[save_slot].in_use != true) {
       break;
     }
   }
-  if (save_slot == 256) {
-    ESP_LOGW(TAG, "No more timer slots available, max 256 timers supported!");
+  if (save_slot == 64) {
+    ESP_LOGW(TAG, "No more timer slots available, max 64 timers supported!");
     this->status_set_warning();
     return false;
   }
@@ -299,7 +299,7 @@ std::vector<bool> DynamicLampComponent::build_lamp_list_from_list_str_(std::stri
 
 void DynamicLampComponent::read_fram_timers_to_log() {
   DynamicLampTimer timer;
-  for (uint8_t i = 0; i < 256; i++) {
+  for (uint8_t i = 0; i < 64; i++) {
     this->fram_->read((0x4000 + (i * 64)), reinterpret_cast<unsigned char *>(&timer), 64);
     if (timer.validation_bytes[0] == 'V' && timer.validation_bytes[1] == 'D' && timer.validation_bytes[2] == 'L' && timer.validation_bytes[3] == 'T' && timer.in_use == true) {
       std::string lamp_names_str = "";
@@ -329,7 +329,7 @@ void DynamicLampComponent::read_fram_timers_to_log() {
 
 void DynamicLampComponent::read_initialized_timers_to_log() {
   DynamicLampTimer timer;
-  for (uint8_t i = 0; i < 256; i++) {
+  for (uint8_t i = 0; i < 64; i++) {
     if (this->timers_[i].in_use == true) {
       timer = this->timers_[i];
       std::string lamp_names_str = "";
@@ -397,7 +397,7 @@ void DynamicLampComponent::restore_lamp_settings_() {
 void DynamicLampComponent::restore_timers_() {
   switch (this->save_mode_) {
     case SupportedSaveModes::SAVE_MODE_NONE:
-      for (uint8_t i = 0; i < 256; i++) {
+      for (uint8_t i = 0; i < 64; i++) {
         this->timers_[i] = DynamicLampTimer();
         this->timers_[i].in_use = false;
       }
@@ -409,13 +409,13 @@ void DynamicLampComponent::restore_timers_() {
       break;
     case SupportedSaveModes::SAVE_MODE_FRAM:
       DynamicLampTimer timer;
-      for (uint8_t i = 0; i < 256; i++) {
+      for (uint8_t i = 0; i < 64; i++) {
         timer  = DynamicLampTimer();
         this->timers_[i] = timer;
         this->timers_[i].in_use = false;
       }
       std::string lamp_names_str;
-      for (uint8_t i = 0; i < 256; i++) {
+      for (uint8_t i = 0; i < 64; i++) {
         this->fram_->read((0x4000 + (i * 64)), reinterpret_cast<unsigned char *>(&timer), 64);
         if (timer.validation_bytes[0] == 'V' && timer.validation_bytes[1] == 'D' && timer.validation_bytes[2] == 'L' && timer.validation_bytes[3] == 'T' && timer.in_use == true) {
           this->timers_[i] = timer;
diff --git a/esphome/components/dynamic_lamp/dynamic_lamp.h b/esphome/components/dynamic_lamp/dynamic_lamp.h
index 7db941890d..c0ac4f5253 100644
--- a/esphome/components/dynamic_lamp/dynamic_lamp.h
+++ b/esphome/components/dynamic_lamp/dynamic_lamp.h
@@ -128,7 +128,7 @@ class DynamicLampComponent : public Component {
  
   CombinedLamp active_lamps_[16];
   LinkedOutput available_outputs_[16];
-  DynamicLampTimer timers_[256];
+  DynamicLampTimer timers_[64];
   uint8_t save_mode_;
   uint8_t lamp_count_ = 0;
 };