allow bus overclock

.gitignore

@@ -4,3 +4,5 @@
 .vscode/launch.json
 .vscode/ipch
 .vs/
+.vscode/
+.vscode/settings.json

.vscode/settings.json

@@ -16,5 +16,62 @@
     "*.html": "cpp",
     "*.tcc": "cpp",
     "regex": "cpp"
-    }
+  },
+  "C_Cpp_Runner.msvcBatchPath": "",
+  "C_Cpp_Runner.cCompilerPath": "gcc",
+  "C_Cpp_Runner.cppCompilerPath": "g++",
+  "C_Cpp_Runner.debuggerPath": "gdb",
+  "C_Cpp_Runner.cStandard": "",
+  "C_Cpp_Runner.cppStandard": "",
+  "C_Cpp_Runner.useMsvc": false,
+  "C_Cpp_Runner.warnings": [
+    "-Wall",
+    "-Wextra",
+    "-Wpedantic",
+    "-Wshadow",
+    "-Wformat=2",
+    "-Wcast-align",
+    "-Wconversion",
+    "-Wsign-conversion",
+    "-Wnull-dereference"
+  ],
+  "C_Cpp_Runner.msvcWarnings": [
+    "/W4",
+    "/permissive-",
+    "/w14242",
+    "/w14287",
+    "/w14296",
+    "/w14311",
+    "/w14826",
+    "/w44062",
+    "/w44242",
+    "/w14905",
+    "/w14906",
+    "/w14263",
+    "/w44265",
+    "/w14928"
+  ],
+  "C_Cpp_Runner.enableWarnings": true,
+  "C_Cpp_Runner.warningsAsError": false,
+  "C_Cpp_Runner.compilerArgs": [],
+  "C_Cpp_Runner.linkerArgs": [],
+  "C_Cpp_Runner.includePaths": [],
+  "C_Cpp_Runner.includeSearch": [
+    "*",
+    "**/*"
+  ],
+  "C_Cpp_Runner.excludeSearch": [
+    "**/build",
+    "**/build/**",
+    "**/.*",
+    "**/.*/**",
+    "**/.vscode",
+    "**/.vscode/**"
+  ],
+  "C_Cpp_Runner.useAddressSanitizer": false,
+  "C_Cpp_Runner.useUndefinedSanitizer": false,
+  "C_Cpp_Runner.useLeakSanitizer": false,
+  "C_Cpp_Runner.showCompilationTime": false,
+  "C_Cpp_Runner.useLinkTimeOptimization": false,
+  "C_Cpp_Runner.msvcSecureNoWarnings": false
 }

src/espmega_iot_core.cpp

@@ -144,6 +144,12 @@ void setup()
 #endif
   Serial.println("ESPMega R3 Initializing");
   ESPMega_begin();
+  #ifdef OVERCLOCK_FM2
+  Wire.setClock(1000000);
+  #endif
+  #ifdef OVERCLOCK_FM
+  Wire.setClock(400000);
+  #endif
   io_begin();
   eeprom_retrieve_init();
   user_pre_init();

src/user_code.hpp

@@ -6,6 +6,12 @@
 #include "espmega_iot_timer.hpp"
 #include "espmega_iot_external_lcd.hpp"
 
+// Bus Overclocking Configuration
+// Do not enable if you are using external I/O cards as it will cause signal integrity issues.
+// Choose only one mode
+//#define OVERCLOCK_FM
+//#define OVERCLOCK_FM2
+
 // Enable Software Module(s)
 #define ENABLE_INTERNAL_LCD
 #define ENABLE_IR_MODULE