89.9 flash usage

CMakeLists.txt

@@ -0,0 +1,3 @@
+cmake_minimum_required(VERSION 3.16.0)
+include($ENV{IDF_PATH}/tools/cmake/project.cmake)
+project(TEF6686_ESP32)

extra_script.py

@@ -0,0 +1,9 @@
+Import("env")
+
+# Apply C++-only flags
+env.Append(
+    CXXFLAGS=[
+        "-fno-exceptions",
+        "-fno-rtti"
+    ]
+)

platformio.ini

@@ -16,4 +16,17 @@ board_build.partitions = huge_app.csv
 build_flags =
     -Wall
     -Wextra
-    -Wno-unknown-pragmas
+    -Wno-unknown-pragmas
+    -Os
+    -DCORE_DEBUG_LEVEL=0
+    -DBOARD_HAS_PSRAM=0
+    -ffunction-sections
+    -fdata-sections
+    -Wl,--gc-sections
+    -DARDUINO_LOOP_STACK_SIZE=4096
+
+build_unflags =
+    -fexceptions
+    -frtti
+
+extra_scripts = pre:extra_script.py

src/CMakeLists.txt

@@ -0,0 +1,6 @@
+# This file was automatically generated for projects
+# without default 'CMakeLists.txt' file.
+
+FILE(GLOB_RECURSE app_sources ${CMAKE_SOURCE_DIR}/src/*.*)
+
+idf_component_register(SRCS ${app_sources})

src/logbook.cpp

@@ -320,7 +320,6 @@ bool isDST(time_t t) {
   }
 
   if (month > 3 && month < 10) return true;
-
   return false;
 }
 
@@ -390,9 +389,7 @@ void sendUDPlog() {
 
   String AF = "";
   if (radio.rds.hasAF && radio.af_counter > 0) {
-    for (byte i = 0; i < radio.af_counter; i++) {
-      AF += String(radio.af[i].frequency / 100) + "." + String((radio.af[i].frequency % 100) / 10) + (i == radio.af_counter - 1 ? "" : ";");
-    }
+    for (byte i = 0; i < radio.af_counter; i++) AF += String(radio.af[i].frequency / 100) + "." + String((radio.af[i].frequency % 100) / 10) + (i == radio.af_counter - 1 ? "" : ";");
   }
 
   String EON = "";
@@ -419,24 +416,12 @@ void sendUDPlog() {
   if (radio.rds.hasRTplus) RTPLUS += radio.rds.RTContent1 + ";" + radio.rds.RTContent2;
 
   // Construct the data row to send via UDP
-  String row = CHIP + "," +
-               VERSION + "," +
-               String(scandxmode) + "," +
-               currentDateTime + "," +
-               frequencyFormatted + "," +
-               String(radio.rds.picode).substring(0, 4) + "," +
-               signal + "," +
-               String(radio.getStereoStatus()) + "," +
-               String(radio.rds.hasTA) + "," +
-               String(radio.rds.TP) + "," +
-               String(radio.rds.hasTMC) + "," +
-               String(radio.rds.PTY) + "," +
-               ECC + "," +
-               stationName + "," +
-               radioTextModified + "," +
-               AF + "," +
-               EON + "," +
-               RTPLUS + "\n";
+  String row = CHIP + "," + VERSION + "," + String(scandxmode) + "," +
+               currentDateTime + "," + frequencyFormatted + "," + String(radio.rds.picode).substring(0, 4) + "," +
+               signal + "," + String(radio.getStereoStatus()) + "," + String(radio.rds.hasTA) + "," +
+               String(radio.rds.TP) + "," + String(radio.rds.hasTMC) + "," + String(radio.rds.PTY) + "," +
+               ECC + "," + stationName + "," + radioTextModified + "," +
+               AF + "," + EON + "," + RTPLUS + "\n";
 
   // Send the data via UDP if it's new
   if (UDPlogold != row) {