diff --git a/esphome/components/microphone/microphone.h b/esphome/components/microphone/microphone.h
index 883ca97710..914ad80bea 100644
--- a/esphome/components/microphone/microphone.h
+++ b/esphome/components/microphone/microphone.h
@@ -1,6 +1,6 @@
 #pragma once
 
-#include <stddef.h>
+#include <cstddef>
 #include <cstdint>
 #include <functional>
 #include <vector>
diff --git a/esphome/components/rtttl/rtttl.cpp b/esphome/components/rtttl/rtttl.cpp
index a97120499d..495b5c1c8a 100644
--- a/esphome/components/rtttl/rtttl.cpp
+++ b/esphome/components/rtttl/rtttl.cpp
@@ -32,7 +32,7 @@ void Rtttl::play(std::string rtttl) {
   if (this->state_ != State::STATE_STOPPED && this->state_ != State::STATE_STOPPING) {
     int pos = this->rtttl_.find(':');
     auto name = this->rtttl_.substr(0, pos);
-    ESP_LOGW(TAG, "RTTL Component is already playing: %s", name.c_str());
+    ESP_LOGW(TAG, "RTTTL Component is already playing: %s", name.c_str());
     return;
   }
 
@@ -122,6 +122,7 @@ void Rtttl::stop() {
 #ifdef USE_OUTPUT
   if (this->output_ != nullptr) {
     this->output_->set_level(0.0);
+    this->set_state_(STATE_STOPPED);
   }
 #endif
 #ifdef USE_SPEAKER
@@ -129,10 +130,10 @@ void Rtttl::stop() {
     if (this->speaker_->is_running()) {
       this->speaker_->stop();
     }
+    this->set_state_(STATE_STOPPING);
   }
 #endif
   this->note_duration_ = 0;
-  this->set_state_(STATE_STOPPING);
 }
 
 void Rtttl::loop() {
@@ -342,6 +343,7 @@ void Rtttl::finish_() {
 #ifdef USE_OUTPUT
   if (this->output_ != nullptr) {
     this->output_->set_level(0.0);
+    this->set_state_(State::STATE_STOPPED);
   }
 #endif
 #ifdef USE_SPEAKER
@@ -354,9 +356,9 @@ void Rtttl::finish_() {
     this->speaker_->play((uint8_t *) (&sample), 8);
 
     this->speaker_->finish();
+    this->set_state_(State::STATE_STOPPING);
   }
 #endif
-  this->set_state_(State::STATE_STOPPING);
   this->note_duration_ = 0;
   this->on_finished_playback_callback_.call();
   ESP_LOGD(TAG, "Playback finished");
diff --git a/esphome/components/speaker/speaker.h b/esphome/components/speaker/speaker.h
index 193049402d..375ccc4e8c 100644
--- a/esphome/components/speaker/speaker.h
+++ b/esphome/components/speaker/speaker.h
@@ -1,6 +1,6 @@
 #pragma once
 
-#include <stddef.h>
+#include <cstddef>
 #include <cstdint>
 #include <vector>
 
diff --git a/esphome/components/waveshare_epaper/waveshare_epaper.cpp b/esphome/components/waveshare_epaper/waveshare_epaper.cpp
index 24df428e6f..7c1d436673 100644
--- a/esphome/components/waveshare_epaper/waveshare_epaper.cpp
+++ b/esphome/components/waveshare_epaper/waveshare_epaper.cpp
@@ -480,7 +480,7 @@ void HOT WaveshareEPaperTypeA::display() {
   this->start_data_();
   switch (this->model_) {
     case TTGO_EPAPER_2_13_IN_B1: {  // block needed because of variable initializations
-      int16_t wb = ((this->get_width_internal()) >> 3);
+      int16_t wb = ((this->get_width_controller()) >> 3);
       for (int i = 0; i < this->get_height_internal(); i++) {
         for (int j = 0; j < wb; j++) {
           int idx = j + (this->get_height_internal() - 1 - i) * wb;
@@ -766,7 +766,7 @@ void WaveshareEPaper2P7InV2::initialize() {
   // XRAM_START_AND_END_POSITION
   this->command(0x44);
   this->data(0x00);
-  this->data(((get_width_internal() - 1) >> 3) & 0xFF);
+  this->data(((this->get_width_controller() - 1) >> 3) & 0xFF);
   // YRAM_START_AND_END_POSITION
   this->command(0x45);
   this->data(0x00);
@@ -928,8 +928,8 @@ void HOT WaveshareEPaper2P7InB::display() {
 
   // TCON_RESOLUTION
   this->command(0x61);
-  this->data(this->get_width_internal() >> 8);
-  this->data(this->get_width_internal() & 0xff);  // 176
+  this->data(this->get_width_controller() >> 8);
+  this->data(this->get_width_controller() & 0xff);  // 176
   this->data(this->get_height_internal() >> 8);
   this->data(this->get_height_internal() & 0xff);  // 264
 
@@ -994,7 +994,7 @@ void WaveshareEPaper2P7InBV2::initialize() {
   // self.SetWindows(0, 0, self.width-1, self.height-1)
   // SetWindows(self, Xstart, Ystart, Xend, Yend):
 
-  uint32_t xend = this->get_width_internal() - 1;
+  uint32_t xend = this->get_width_controller() - 1;
   uint32_t yend = this->get_height_internal() - 1;
   this->command(0x44);
   this->data(0x00);