diff --git a/esphome/components/pn532/pn532_mifare_classic.cpp b/esphome/components/pn532/pn532_mifare_classic.cpp
index 0bc31d1290..cca6acd96d 100644
--- a/esphome/components/pn532/pn532_mifare_classic.cpp
+++ b/esphome/components/pn532/pn532_mifare_classic.cpp
@@ -107,9 +107,9 @@ bool PN532::auth_mifare_classic_block_(nfc::NfcTagUid &uid, uint8_t block_num, u
 }
 
 bool PN532::format_mifare_classic_mifare_(nfc::NfcTagUid &uid) {
-  static constexpr std::array<uint8_t, nfc::MIFARE_CLASSIC_BLOCK_SIZE> blank_buffer = {
+  static constexpr std::array<uint8_t, nfc::MIFARE_CLASSIC_BLOCK_SIZE> BLANK_BUFFER = {
       0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00};
-  static constexpr std::array<uint8_t, nfc::MIFARE_CLASSIC_BLOCK_SIZE> trailer_buffer = {
+  static constexpr std::array<uint8_t, nfc::MIFARE_CLASSIC_BLOCK_SIZE> TRAILER_BUFFER = {
       0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0x07, 0x80, 0x69, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF};
 
   bool error = false;
@@ -119,20 +119,20 @@ bool PN532::format_mifare_classic_mifare_(nfc::NfcTagUid &uid) {
       continue;
     }
     if (block != 0) {
-      if (!this->write_mifare_classic_block_(block, blank_buffer.data(), blank_buffer.size())) {
+      if (!this->write_mifare_classic_block_(block, BLANK_BUFFER.data(), BLANK_BUFFER.size())) {
         ESP_LOGE(TAG, "Unable to write block %d", block);
         error = true;
       }
     }
-    if (!this->write_mifare_classic_block_(block + 1, blank_buffer.data(), blank_buffer.size())) {
+    if (!this->write_mifare_classic_block_(block + 1, BLANK_BUFFER.data(), BLANK_BUFFER.size())) {
       ESP_LOGE(TAG, "Unable to write block %d", block + 1);
       error = true;
     }
-    if (!this->write_mifare_classic_block_(block + 2, blank_buffer.data(), blank_buffer.size())) {
+    if (!this->write_mifare_classic_block_(block + 2, BLANK_BUFFER.data(), BLANK_BUFFER.size())) {
       ESP_LOGE(TAG, "Unable to write block %d", block + 2);
       error = true;
     }
-    if (!this->write_mifare_classic_block_(block + 3, trailer_buffer.data(), trailer_buffer.size())) {
+    if (!this->write_mifare_classic_block_(block + 3, TRAILER_BUFFER.data(), TRAILER_BUFFER.size())) {
       ESP_LOGE(TAG, "Unable to write block %d", block + 3);
       error = true;
     }
@@ -142,28 +142,28 @@ bool PN532::format_mifare_classic_mifare_(nfc::NfcTagUid &uid) {
 }
 
 bool PN532::format_mifare_classic_ndef_(nfc::NfcTagUid &uid) {
-  static constexpr std::array<uint8_t, nfc::MIFARE_CLASSIC_BLOCK_SIZE> empty_ndef_message = {
+  static constexpr std::array<uint8_t, nfc::MIFARE_CLASSIC_BLOCK_SIZE> EMPTY_NDEF_MESSAGE = {
       0x03, 0x03, 0xD0, 0x00, 0x00, 0xFE, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00};
-  static constexpr std::array<uint8_t, nfc::MIFARE_CLASSIC_BLOCK_SIZE> blank_block = {
+  static constexpr std::array<uint8_t, nfc::MIFARE_CLASSIC_BLOCK_SIZE> BLANK_BLOCK = {
       0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00};
-  static constexpr std::array<uint8_t, nfc::MIFARE_CLASSIC_BLOCK_SIZE> block_1_data = {
+  static constexpr std::array<uint8_t, nfc::MIFARE_CLASSIC_BLOCK_SIZE> BLOCK_1_DATA = {
       0x14, 0x01, 0x03, 0xE1, 0x03, 0xE1, 0x03, 0xE1, 0x03, 0xE1, 0x03, 0xE1, 0x03, 0xE1, 0x03, 0xE1};
-  static constexpr std::array<uint8_t, nfc::MIFARE_CLASSIC_BLOCK_SIZE> block_2_data = {
+  static constexpr std::array<uint8_t, nfc::MIFARE_CLASSIC_BLOCK_SIZE> BLOCK_2_DATA = {
       0x03, 0xE1, 0x03, 0xE1, 0x03, 0xE1, 0x03, 0xE1, 0x03, 0xE1, 0x03, 0xE1, 0x03, 0xE1, 0x03, 0xE1};
-  static constexpr std::array<uint8_t, nfc::MIFARE_CLASSIC_BLOCK_SIZE> block_3_trailer = {
+  static constexpr std::array<uint8_t, nfc::MIFARE_CLASSIC_BLOCK_SIZE> BLOCK_3_TRAILER = {
       0xA0, 0xA1, 0xA2, 0xA3, 0xA4, 0xA5, 0x78, 0x77, 0x88, 0xC1, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF};
-  static constexpr std::array<uint8_t, nfc::MIFARE_CLASSIC_BLOCK_SIZE> ndef_trailer = {
+  static constexpr std::array<uint8_t, nfc::MIFARE_CLASSIC_BLOCK_SIZE> NDEF_TRAILER = {
       0xD3, 0xF7, 0xD3, 0xF7, 0xD3, 0xF7, 0x7F, 0x07, 0x88, 0x40, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF};
 
   if (!this->auth_mifare_classic_block_(uid, 0, nfc::MIFARE_CMD_AUTH_B, nfc::DEFAULT_KEY)) {
     ESP_LOGE(TAG, "Unable to authenticate block 0 for formatting!");
     return false;
   }
-  if (!this->write_mifare_classic_block_(1, block_1_data.data(), block_1_data.size()))
+  if (!this->write_mifare_classic_block_(1, BLOCK_1_DATA.data(), BLOCK_1_DATA.size()))
     return false;
-  if (!this->write_mifare_classic_block_(2, block_2_data.data(), block_2_data.size()))
+  if (!this->write_mifare_classic_block_(2, BLOCK_2_DATA.data(), BLOCK_2_DATA.size()))
     return false;
-  if (!this->write_mifare_classic_block_(3, block_3_trailer.data(), block_3_trailer.size()))
+  if (!this->write_mifare_classic_block_(3, BLOCK_3_TRAILER.data(), BLOCK_3_TRAILER.size()))
     return false;
 
   ESP_LOGD(TAG, "Sector 0 formatted to NDEF");
@@ -173,21 +173,21 @@ bool PN532::format_mifare_classic_ndef_(nfc::NfcTagUid &uid) {
       return false;
     }
     if (block == 4) {
-      if (!this->write_mifare_classic_block_(block, empty_ndef_message.data(), empty_ndef_message.size())) {
+      if (!this->write_mifare_classic_block_(block, EMPTY_NDEF_MESSAGE.data(), EMPTY_NDEF_MESSAGE.size())) {
         ESP_LOGE(TAG, "Unable to write block %d", block);
       }
     } else {
-      if (!this->write_mifare_classic_block_(block, blank_block.data(), blank_block.size())) {
+      if (!this->write_mifare_classic_block_(block, BLANK_BLOCK.data(), BLANK_BLOCK.size())) {
         ESP_LOGE(TAG, "Unable to write block %d", block);
       }
     }
-    if (!this->write_mifare_classic_block_(block + 1, blank_block.data(), blank_block.size())) {
+    if (!this->write_mifare_classic_block_(block + 1, BLANK_BLOCK.data(), BLANK_BLOCK.size())) {
       ESP_LOGE(TAG, "Unable to write block %d", block + 1);
     }
-    if (!this->write_mifare_classic_block_(block + 2, blank_block.data(), blank_block.size())) {
+    if (!this->write_mifare_classic_block_(block + 2, BLANK_BLOCK.data(), BLANK_BLOCK.size())) {
       ESP_LOGE(TAG, "Unable to write block %d", block + 2);
     }
-    if (!this->write_mifare_classic_block_(block + 3, ndef_trailer.data(), ndef_trailer.size())) {
+    if (!this->write_mifare_classic_block_(block + 3, NDEF_TRAILER.data(), NDEF_TRAILER.size())) {
       ESP_LOGE(TAG, "Unable to write trailer block %d", block + 3);
     }
   }
diff --git a/esphome/components/pn532/pn532_mifare_ultralight.cpp b/esphome/components/pn532/pn532_mifare_ultralight.cpp
index a12e2c9ef8..a8a8e2d573 100644
--- a/esphome/components/pn532/pn532_mifare_ultralight.cpp
+++ b/esphome/components/pn532/pn532_mifare_ultralight.cpp
@@ -157,10 +157,10 @@ bool PN532::clean_mifare_ultralight_() {
   uint32_t capacity = this->read_mifare_ultralight_capacity_();
   uint8_t pages = (capacity / nfc::MIFARE_ULTRALIGHT_PAGE_SIZE) + nfc::MIFARE_ULTRALIGHT_DATA_START_PAGE;
 
-  static constexpr std::array<uint8_t, nfc::MIFARE_ULTRALIGHT_PAGE_SIZE> blank_data = {0x00, 0x00, 0x00, 0x00};
+  static constexpr std::array<uint8_t, nfc::MIFARE_ULTRALIGHT_PAGE_SIZE> BLANK_DATA = {0x00, 0x00, 0x00, 0x00};
 
   for (int i = nfc::MIFARE_ULTRALIGHT_DATA_START_PAGE; i < pages; i++) {
-    if (!this->write_mifare_ultralight_page_(i, blank_data.data(), blank_data.size())) {
+    if (!this->write_mifare_ultralight_page_(i, BLANK_DATA.data(), BLANK_DATA.size())) {
       return false;
     }
   }
diff --git a/esphome/components/pn7150/pn7150_mifare_classic.cpp b/esphome/components/pn7150/pn7150_mifare_classic.cpp
index 0db3c89c32..61434cdb28 100644
--- a/esphome/components/pn7150/pn7150_mifare_classic.cpp
+++ b/esphome/components/pn7150/pn7150_mifare_classic.cpp
@@ -140,9 +140,9 @@ uint8_t PN7150::sect_to_auth_(const uint8_t block_num) {
 }
 
 uint8_t PN7150::format_mifare_classic_mifare_() {
-  static constexpr std::array<uint8_t, nfc::MIFARE_CLASSIC_BLOCK_SIZE> blank_buffer = {
+  static constexpr std::array<uint8_t, nfc::MIFARE_CLASSIC_BLOCK_SIZE> BLANK_BUFFER = {
       0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00};
-  static constexpr std::array<uint8_t, nfc::MIFARE_CLASSIC_BLOCK_SIZE> trailer_buffer = {
+  static constexpr std::array<uint8_t, nfc::MIFARE_CLASSIC_BLOCK_SIZE> TRAILER_BUFFER = {
       0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0x07, 0x80, 0x69, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF};
 
   auto status = nfc::STATUS_OK;
@@ -152,20 +152,20 @@ uint8_t PN7150::format_mifare_classic_mifare_() {
       continue;
     }
     if (block != 0) {
-      if (this->write_mifare_classic_block_(block, blank_buffer.data(), blank_buffer.size()) != nfc::STATUS_OK) {
+      if (this->write_mifare_classic_block_(block, BLANK_BUFFER.data(), BLANK_BUFFER.size()) != nfc::STATUS_OK) {
         ESP_LOGE(TAG, "Unable to write block %u", block);
         status = nfc::STATUS_FAILED;
       }
     }
-    if (this->write_mifare_classic_block_(block + 1, blank_buffer.data(), blank_buffer.size()) != nfc::STATUS_OK) {
+    if (this->write_mifare_classic_block_(block + 1, BLANK_BUFFER.data(), BLANK_BUFFER.size()) != nfc::STATUS_OK) {
       ESP_LOGE(TAG, "Unable to write block %u", block + 1);
       status = nfc::STATUS_FAILED;
     }
-    if (this->write_mifare_classic_block_(block + 2, blank_buffer.data(), blank_buffer.size()) != nfc::STATUS_OK) {
+    if (this->write_mifare_classic_block_(block + 2, BLANK_BUFFER.data(), BLANK_BUFFER.size()) != nfc::STATUS_OK) {
       ESP_LOGE(TAG, "Unable to write block %u", block + 2);
       status = nfc::STATUS_FAILED;
     }
-    if (this->write_mifare_classic_block_(block + 3, trailer_buffer.data(), trailer_buffer.size()) != nfc::STATUS_OK) {
+    if (this->write_mifare_classic_block_(block + 3, TRAILER_BUFFER.data(), TRAILER_BUFFER.size()) != nfc::STATUS_OK) {
       ESP_LOGE(TAG, "Unable to write block %u", block + 3);
       status = nfc::STATUS_FAILED;
     }
@@ -175,30 +175,30 @@ uint8_t PN7150::format_mifare_classic_mifare_() {
 }
 
 uint8_t PN7150::format_mifare_classic_ndef_() {
-  static constexpr std::array<uint8_t, nfc::MIFARE_CLASSIC_BLOCK_SIZE> empty_ndef_message = {
+  static constexpr std::array<uint8_t, nfc::MIFARE_CLASSIC_BLOCK_SIZE> EMPTY_NDEF_MESSAGE = {
       0x03, 0x03, 0xD0, 0x00, 0x00, 0xFE, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00};
-  static constexpr std::array<uint8_t, nfc::MIFARE_CLASSIC_BLOCK_SIZE> blank_block = {
+  static constexpr std::array<uint8_t, nfc::MIFARE_CLASSIC_BLOCK_SIZE> BLANK_BLOCK = {
       0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00};
-  static constexpr std::array<uint8_t, nfc::MIFARE_CLASSIC_BLOCK_SIZE> block_1_data = {
+  static constexpr std::array<uint8_t, nfc::MIFARE_CLASSIC_BLOCK_SIZE> BLOCK_1_DATA = {
       0x14, 0x01, 0x03, 0xE1, 0x03, 0xE1, 0x03, 0xE1, 0x03, 0xE1, 0x03, 0xE1, 0x03, 0xE1, 0x03, 0xE1};
-  static constexpr std::array<uint8_t, nfc::MIFARE_CLASSIC_BLOCK_SIZE> block_2_data = {
+  static constexpr std::array<uint8_t, nfc::MIFARE_CLASSIC_BLOCK_SIZE> BLOCK_2_DATA = {
       0x03, 0xE1, 0x03, 0xE1, 0x03, 0xE1, 0x03, 0xE1, 0x03, 0xE1, 0x03, 0xE1, 0x03, 0xE1, 0x03, 0xE1};
-  static constexpr std::array<uint8_t, nfc::MIFARE_CLASSIC_BLOCK_SIZE> block_3_trailer = {
+  static constexpr std::array<uint8_t, nfc::MIFARE_CLASSIC_BLOCK_SIZE> BLOCK_3_TRAILER = {
       0xA0, 0xA1, 0xA2, 0xA3, 0xA4, 0xA5, 0x78, 0x77, 0x88, 0xC1, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF};
-  static constexpr std::array<uint8_t, nfc::MIFARE_CLASSIC_BLOCK_SIZE> ndef_trailer = {
+  static constexpr std::array<uint8_t, nfc::MIFARE_CLASSIC_BLOCK_SIZE> NDEF_TRAILER = {
       0xD3, 0xF7, 0xD3, 0xF7, 0xD3, 0xF7, 0x7F, 0x07, 0x88, 0x40, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF};
 
   if (this->auth_mifare_classic_block_(0, nfc::MIFARE_CMD_AUTH_B, nfc::DEFAULT_KEY) != nfc::STATUS_OK) {
     ESP_LOGE(TAG, "Unable to authenticate block 0 for formatting");
     return nfc::STATUS_FAILED;
   }
-  if (this->write_mifare_classic_block_(1, block_1_data.data(), block_1_data.size()) != nfc::STATUS_OK) {
+  if (this->write_mifare_classic_block_(1, BLOCK_1_DATA.data(), BLOCK_1_DATA.size()) != nfc::STATUS_OK) {
     return nfc::STATUS_FAILED;
   }
-  if (this->write_mifare_classic_block_(2, block_2_data.data(), block_2_data.size()) != nfc::STATUS_OK) {
+  if (this->write_mifare_classic_block_(2, BLOCK_2_DATA.data(), BLOCK_2_DATA.size()) != nfc::STATUS_OK) {
     return nfc::STATUS_FAILED;
   }
-  if (this->write_mifare_classic_block_(3, block_3_trailer.data(), block_3_trailer.size()) != nfc::STATUS_OK) {
+  if (this->write_mifare_classic_block_(3, BLOCK_3_TRAILER.data(), BLOCK_3_TRAILER.size()) != nfc::STATUS_OK) {
     return nfc::STATUS_FAILED;
   }
 
@@ -211,26 +211,26 @@ uint8_t PN7150::format_mifare_classic_ndef_() {
       return nfc::STATUS_FAILED;
     }
     if (block == 4) {
-      if (this->write_mifare_classic_block_(block, empty_ndef_message.data(), empty_ndef_message.size()) !=
+      if (this->write_mifare_classic_block_(block, EMPTY_NDEF_MESSAGE.data(), EMPTY_NDEF_MESSAGE.size()) !=
           nfc::STATUS_OK) {
         ESP_LOGE(TAG, "Unable to write block %u", block);
         status = nfc::STATUS_FAILED;
       }
     } else {
-      if (this->write_mifare_classic_block_(block, blank_block.data(), blank_block.size()) != nfc::STATUS_OK) {
+      if (this->write_mifare_classic_block_(block, BLANK_BLOCK.data(), BLANK_BLOCK.size()) != nfc::STATUS_OK) {
         ESP_LOGE(TAG, "Unable to write block %u", block);
         status = nfc::STATUS_FAILED;
       }
     }
-    if (this->write_mifare_classic_block_(block + 1, blank_block.data(), blank_block.size()) != nfc::STATUS_OK) {
+    if (this->write_mifare_classic_block_(block + 1, BLANK_BLOCK.data(), BLANK_BLOCK.size()) != nfc::STATUS_OK) {
       ESP_LOGE(TAG, "Unable to write block %u", block + 1);
       status = nfc::STATUS_FAILED;
     }
-    if (this->write_mifare_classic_block_(block + 2, blank_block.data(), blank_block.size()) != nfc::STATUS_OK) {
+    if (this->write_mifare_classic_block_(block + 2, BLANK_BLOCK.data(), BLANK_BLOCK.size()) != nfc::STATUS_OK) {
       ESP_LOGE(TAG, "Unable to write block %u", block + 2);
       status = nfc::STATUS_FAILED;
     }
-    if (this->write_mifare_classic_block_(block + 3, ndef_trailer.data(), ndef_trailer.size()) != nfc::STATUS_OK) {
+    if (this->write_mifare_classic_block_(block + 3, NDEF_TRAILER.data(), NDEF_TRAILER.size()) != nfc::STATUS_OK) {
       ESP_LOGE(TAG, "Unable to write trailer block %u", block + 3);
       status = nfc::STATUS_FAILED;
     }
diff --git a/esphome/components/pn7150/pn7150_mifare_ultralight.cpp b/esphome/components/pn7150/pn7150_mifare_ultralight.cpp
index 4f64ab29bb..46f5dba2b7 100644
--- a/esphome/components/pn7150/pn7150_mifare_ultralight.cpp
+++ b/esphome/components/pn7150/pn7150_mifare_ultralight.cpp
@@ -159,10 +159,10 @@ uint8_t PN7150::clean_mifare_ultralight_() {
   uint32_t capacity = this->read_mifare_ultralight_capacity_();
   uint8_t pages = (capacity / nfc::MIFARE_ULTRALIGHT_PAGE_SIZE) + nfc::MIFARE_ULTRALIGHT_DATA_START_PAGE;
 
-  static constexpr std::array<uint8_t, nfc::MIFARE_ULTRALIGHT_PAGE_SIZE> blank_data = {0x00, 0x00, 0x00, 0x00};
+  static constexpr std::array<uint8_t, nfc::MIFARE_ULTRALIGHT_PAGE_SIZE> BLANK_DATA = {0x00, 0x00, 0x00, 0x00};
 
   for (int i = nfc::MIFARE_ULTRALIGHT_DATA_START_PAGE; i < pages; i++) {
-    if (this->write_mifare_ultralight_page_(i, blank_data.data(), blank_data.size()) != nfc::STATUS_OK) {
+    if (this->write_mifare_ultralight_page_(i, BLANK_DATA.data(), BLANK_DATA.size()) != nfc::STATUS_OK) {
       return nfc::STATUS_FAILED;
     }
   }
diff --git a/esphome/components/pn7160/pn7160_mifare_classic.cpp b/esphome/components/pn7160/pn7160_mifare_classic.cpp
index b42dc17424..710a7198c6 100644
--- a/esphome/components/pn7160/pn7160_mifare_classic.cpp
+++ b/esphome/components/pn7160/pn7160_mifare_classic.cpp
@@ -140,9 +140,9 @@ uint8_t PN7160::sect_to_auth_(const uint8_t block_num) {
 }
 
 uint8_t PN7160::format_mifare_classic_mifare_() {
-  static constexpr std::array<uint8_t, nfc::MIFARE_CLASSIC_BLOCK_SIZE> blank_buffer = {
+  static constexpr std::array<uint8_t, nfc::MIFARE_CLASSIC_BLOCK_SIZE> BLANK_BUFFER = {
       0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00};
-  static constexpr std::array<uint8_t, nfc::MIFARE_CLASSIC_BLOCK_SIZE> trailer_buffer = {
+  static constexpr std::array<uint8_t, nfc::MIFARE_CLASSIC_BLOCK_SIZE> TRAILER_BUFFER = {
       0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0x07, 0x80, 0x69, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF};
 
   auto status = nfc::STATUS_OK;
@@ -152,20 +152,20 @@ uint8_t PN7160::format_mifare_classic_mifare_() {
       continue;
     }
     if (block != 0) {
-      if (this->write_mifare_classic_block_(block, blank_buffer.data(), blank_buffer.size()) != nfc::STATUS_OK) {
+      if (this->write_mifare_classic_block_(block, BLANK_BUFFER.data(), BLANK_BUFFER.size()) != nfc::STATUS_OK) {
         ESP_LOGE(TAG, "Unable to write block %u", block);
         status = nfc::STATUS_FAILED;
       }
     }
-    if (this->write_mifare_classic_block_(block + 1, blank_buffer.data(), blank_buffer.size()) != nfc::STATUS_OK) {
+    if (this->write_mifare_classic_block_(block + 1, BLANK_BUFFER.data(), BLANK_BUFFER.size()) != nfc::STATUS_OK) {
       ESP_LOGE(TAG, "Unable to write block %u", block + 1);
       status = nfc::STATUS_FAILED;
     }
-    if (this->write_mifare_classic_block_(block + 2, blank_buffer.data(), blank_buffer.size()) != nfc::STATUS_OK) {
+    if (this->write_mifare_classic_block_(block + 2, BLANK_BUFFER.data(), BLANK_BUFFER.size()) != nfc::STATUS_OK) {
       ESP_LOGE(TAG, "Unable to write block %u", block + 2);
       status = nfc::STATUS_FAILED;
     }
-    if (this->write_mifare_classic_block_(block + 3, trailer_buffer.data(), trailer_buffer.size()) != nfc::STATUS_OK) {
+    if (this->write_mifare_classic_block_(block + 3, TRAILER_BUFFER.data(), TRAILER_BUFFER.size()) != nfc::STATUS_OK) {
       ESP_LOGE(TAG, "Unable to write block %u", block + 3);
       status = nfc::STATUS_FAILED;
     }
@@ -175,30 +175,30 @@ uint8_t PN7160::format_mifare_classic_mifare_() {
 }
 
 uint8_t PN7160::format_mifare_classic_ndef_() {
-  static constexpr std::array<uint8_t, nfc::MIFARE_CLASSIC_BLOCK_SIZE> empty_ndef_message = {
+  static constexpr std::array<uint8_t, nfc::MIFARE_CLASSIC_BLOCK_SIZE> EMPTY_NDEF_MESSAGE = {
       0x03, 0x03, 0xD0, 0x00, 0x00, 0xFE, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00};
-  static constexpr std::array<uint8_t, nfc::MIFARE_CLASSIC_BLOCK_SIZE> blank_block = {
+  static constexpr std::array<uint8_t, nfc::MIFARE_CLASSIC_BLOCK_SIZE> BLANK_BLOCK = {
       0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00};
-  static constexpr std::array<uint8_t, nfc::MIFARE_CLASSIC_BLOCK_SIZE> block_1_data = {
+  static constexpr std::array<uint8_t, nfc::MIFARE_CLASSIC_BLOCK_SIZE> BLOCK_1_DATA = {
       0x14, 0x01, 0x03, 0xE1, 0x03, 0xE1, 0x03, 0xE1, 0x03, 0xE1, 0x03, 0xE1, 0x03, 0xE1, 0x03, 0xE1};
-  static constexpr std::array<uint8_t, nfc::MIFARE_CLASSIC_BLOCK_SIZE> block_2_data = {
+  static constexpr std::array<uint8_t, nfc::MIFARE_CLASSIC_BLOCK_SIZE> BLOCK_2_DATA = {
       0x03, 0xE1, 0x03, 0xE1, 0x03, 0xE1, 0x03, 0xE1, 0x03, 0xE1, 0x03, 0xE1, 0x03, 0xE1, 0x03, 0xE1};
-  static constexpr std::array<uint8_t, nfc::MIFARE_CLASSIC_BLOCK_SIZE> block_3_trailer = {
+  static constexpr std::array<uint8_t, nfc::MIFARE_CLASSIC_BLOCK_SIZE> BLOCK_3_TRAILER = {
       0xA0, 0xA1, 0xA2, 0xA3, 0xA4, 0xA5, 0x78, 0x77, 0x88, 0xC1, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF};
-  static constexpr std::array<uint8_t, nfc::MIFARE_CLASSIC_BLOCK_SIZE> ndef_trailer = {
+  static constexpr std::array<uint8_t, nfc::MIFARE_CLASSIC_BLOCK_SIZE> NDEF_TRAILER = {
       0xD3, 0xF7, 0xD3, 0xF7, 0xD3, 0xF7, 0x7F, 0x07, 0x88, 0x40, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF};
 
   if (this->auth_mifare_classic_block_(0, nfc::MIFARE_CMD_AUTH_B, nfc::DEFAULT_KEY) != nfc::STATUS_OK) {
     ESP_LOGE(TAG, "Unable to authenticate block 0 for formatting");
     return nfc::STATUS_FAILED;
   }
-  if (this->write_mifare_classic_block_(1, block_1_data.data(), block_1_data.size()) != nfc::STATUS_OK) {
+  if (this->write_mifare_classic_block_(1, BLOCK_1_DATA.data(), BLOCK_1_DATA.size()) != nfc::STATUS_OK) {
     return nfc::STATUS_FAILED;
   }
-  if (this->write_mifare_classic_block_(2, block_2_data.data(), block_2_data.size()) != nfc::STATUS_OK) {
+  if (this->write_mifare_classic_block_(2, BLOCK_2_DATA.data(), BLOCK_2_DATA.size()) != nfc::STATUS_OK) {
     return nfc::STATUS_FAILED;
   }
-  if (this->write_mifare_classic_block_(3, block_3_trailer.data(), block_3_trailer.size()) != nfc::STATUS_OK) {
+  if (this->write_mifare_classic_block_(3, BLOCK_3_TRAILER.data(), BLOCK_3_TRAILER.size()) != nfc::STATUS_OK) {
     return nfc::STATUS_FAILED;
   }
 
@@ -211,26 +211,26 @@ uint8_t PN7160::format_mifare_classic_ndef_() {
       return nfc::STATUS_FAILED;
     }
     if (block == 4) {
-      if (this->write_mifare_classic_block_(block, empty_ndef_message.data(), empty_ndef_message.size()) !=
+      if (this->write_mifare_classic_block_(block, EMPTY_NDEF_MESSAGE.data(), EMPTY_NDEF_MESSAGE.size()) !=
           nfc::STATUS_OK) {
         ESP_LOGE(TAG, "Unable to write block %u", block);
         status = nfc::STATUS_FAILED;
       }
     } else {
-      if (this->write_mifare_classic_block_(block, blank_block.data(), blank_block.size()) != nfc::STATUS_OK) {
+      if (this->write_mifare_classic_block_(block, BLANK_BLOCK.data(), BLANK_BLOCK.size()) != nfc::STATUS_OK) {
         ESP_LOGE(TAG, "Unable to write block %u", block);
         status = nfc::STATUS_FAILED;
       }
     }
-    if (this->write_mifare_classic_block_(block + 1, blank_block.data(), blank_block.size()) != nfc::STATUS_OK) {
+    if (this->write_mifare_classic_block_(block + 1, BLANK_BLOCK.data(), BLANK_BLOCK.size()) != nfc::STATUS_OK) {
       ESP_LOGE(TAG, "Unable to write block %u", block + 1);
       status = nfc::STATUS_FAILED;
     }
-    if (this->write_mifare_classic_block_(block + 2, blank_block.data(), blank_block.size()) != nfc::STATUS_OK) {
+    if (this->write_mifare_classic_block_(block + 2, BLANK_BLOCK.data(), BLANK_BLOCK.size()) != nfc::STATUS_OK) {
       ESP_LOGE(TAG, "Unable to write block %u", block + 2);
       status = nfc::STATUS_FAILED;
     }
-    if (this->write_mifare_classic_block_(block + 3, ndef_trailer.data(), ndef_trailer.size()) != nfc::STATUS_OK) {
+    if (this->write_mifare_classic_block_(block + 3, NDEF_TRAILER.data(), NDEF_TRAILER.size()) != nfc::STATUS_OK) {
       ESP_LOGE(TAG, "Unable to write trailer block %u", block + 3);
       status = nfc::STATUS_FAILED;
     }
diff --git a/esphome/components/pn7160/pn7160_mifare_ultralight.cpp b/esphome/components/pn7160/pn7160_mifare_ultralight.cpp
index 08c3fe3277..9dc8d3dd2d 100644
--- a/esphome/components/pn7160/pn7160_mifare_ultralight.cpp
+++ b/esphome/components/pn7160/pn7160_mifare_ultralight.cpp
@@ -159,10 +159,10 @@ uint8_t PN7160::clean_mifare_ultralight_() {
   uint32_t capacity = this->read_mifare_ultralight_capacity_();
   uint8_t pages = (capacity / nfc::MIFARE_ULTRALIGHT_PAGE_SIZE) + nfc::MIFARE_ULTRALIGHT_DATA_START_PAGE;
 
-  static constexpr std::array<uint8_t, nfc::MIFARE_ULTRALIGHT_PAGE_SIZE> blank_data = {0x00, 0x00, 0x00, 0x00};
+  static constexpr std::array<uint8_t, nfc::MIFARE_ULTRALIGHT_PAGE_SIZE> BLANK_DATA = {0x00, 0x00, 0x00, 0x00};
 
   for (int i = nfc::MIFARE_ULTRALIGHT_DATA_START_PAGE; i < pages; i++) {
-    if (this->write_mifare_ultralight_page_(i, blank_data.data(), blank_data.size()) != nfc::STATUS_OK) {
+    if (this->write_mifare_ultralight_page_(i, BLANK_DATA.data(), BLANK_DATA.size()) != nfc::STATUS_OK) {
       return nfc::STATUS_FAILED;
     }
   }