From 0de45d1986f06925c34d5c11737eaa7dbcce26d0 Mon Sep 17 00:00:00 2001
From: faBi292 <128408093+faBi292@users.noreply.github.com>
Date: Fri, 31 May 2024 07:54:08 +0200
Subject: [PATCH 1/2] Optimize Flash write function to avoid redundant writes

---
 src/FlashStorage.cpp | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/src/FlashStorage.cpp b/src/FlashStorage.cpp
index cb7dcf6..963c82b 100644
--- a/src/FlashStorage.cpp
+++ b/src/FlashStorage.cpp
@@ -93,10 +93,14 @@ void FlashClass::write(const volatile void *flash_ptr, const void *data, uint32_
     while (NVMCTRL->INTFLAG.bit.READY == 0) { }
 #endif
 
-    // Fill page buffer
+   // Fill page buffer
     uint32_t i;
     for (i=0; i<(PAGE_SIZE/4) && size; i++) {
-      *dst_addr = read_unaligned_uint32(src_addr);
+      uint32_t current_value = *dst_addr; // When Buffer already contains Value do not overwrite
+      uint32_t new_value = read_unaligned_uint32(src_addr);
+      if (current_value != new_value) {
+        *dst_addr = new_value;
+      }
       src_addr += 4;
       dst_addr++;
       size--;

From 244168e442bd72adf4aeb01d17be169b9f3825e9 Mon Sep 17 00:00:00 2001
From: faBi292 <128408093+faBi292@users.noreply.github.com>
Date: Fri, 31 May 2024 08:00:38 +0200
Subject: [PATCH 2/2] Optimized Flash write function to avoid redundant writes

---
 src/FlashStorage.cpp | 9 +++++----
 1 file changed, 5 insertions(+), 4 deletions(-)

diff --git a/src/FlashStorage.cpp b/src/FlashStorage.cpp
index 963c82b..44b215c 100644
--- a/src/FlashStorage.cpp
+++ b/src/FlashStorage.cpp
@@ -93,12 +93,13 @@ void FlashClass::write(const volatile void *flash_ptr, const void *data, uint32_
     while (NVMCTRL->INTFLAG.bit.READY == 0) { }
 #endif
 
-   // Fill page buffer
+    // Fill page buffer
     uint32_t i;
-    for (i=0; i<(PAGE_SIZE/4) && size; i++) {
-      uint32_t current_value = *dst_addr; // When Buffer already contains Value do not overwrite
+    for (i = 0; i < (PAGE_SIZE / 4) && size; i++)
+    {
       uint32_t new_value = read_unaligned_uint32(src_addr);
-      if (current_value != new_value) {
+      if (*dst_addr != new_value)
+      {
         *dst_addr = new_value;
       }
       src_addr += 4;