esp8266_4MB_min - 160Mhz (instead of 80) ;-)

+ small things

platformio.ini

@@ -806,6 +806,7 @@ board_build.partitions = ${Board_ESP32_16MB.board_build.partitions}
 [env:esp8266_4MB_min]
 extends = env:d1_mini
 upload_speed = 460800 ;115200
+board_build.f_cpu = 160000000L    ;; we want 160Mhz (default = 80Mhz)
 build_flags = ${common.build_flags_esp8266}
   -D WLED_RELEASE_NAME=esp8266_4MB_min
   -D WLED_DISABLE_ALEXA
@@ -842,6 +843,7 @@ build_flags = ${common.build_flags_esp8266}
 ; monitor_filters = esp8266_exception_decoder
 lib_deps = ${esp8266.lib_deps}
   OneWire@~2.3.5 ; used for USERMOD_FOUR_LINE_DISPLAY and USERMOD_DALLASTEMPERATURE
+  ; olikraus/U8g2 @ ^2.28.8 ; used for USERMOD_FOUR_LINE_DISPLAY 
   ; olikraus/U8g2@ ^2.34.5 ; used for USERMOD_FOUR_LINE_DISPLAY -> need newer version with bugfixes for arduino-esp32 v2.0.4 (Wire inititialization) 
   ElectronicCats/MPU6050 @ 0.6.0 ; used for USERMOD_MPU6050_IMU
 ; RAM:   [======    ]  61.5% (used 50344 bytes from 81920 bytes)

usermods/usermod_v2_four_line_display_ALT/usermod_v2_four_line_display_ALT.h

@@ -1185,7 +1185,7 @@ class FourLineDisplayUsermod : public Usermod {
         bool pinsChanged = false;
         for (byte i=0; i<5; i++) if (ioPin[i] != oldPin[i]) { pinsChanged = true; break; }
         if (pinsChanged || type!=newType) {
-          if (type != NONE) delete u8x8;
+          if (typeOK) delete u8x8;
           PinOwner po = PinOwner::UM_FourLineDisplay;
           bool isSPI = (type == SSD1306_SPI || type == SSD1306_SPI64);
           if (isSPI) {

wled00/FX.cpp

@@ -4870,7 +4870,7 @@ uint16_t mode_2Dgameoflife(void) { // Written by Ewoud Wijma, inspired by https:
 
     for (int y = 0; y < rows; y++) for (int x = 0; x < cols; x++) prevLeds[XY(x,y)] = CRGB::Black;
     memset(crcBuffer, 0, sizeof(uint16_t)*crcBufferLen);
-  } else if (strip.now - SEGENV.step < FRAMETIME_FIXED * map(SEGMENT.speed,0,255,64,4)) {
+  } else if (strip.now - SEGENV.step < FRAMETIME_FIXED * (uint32_t)map(SEGMENT.speed,0,255,64,4)) { //WLEDMM (uint32_t) surpresses warning
     // update only when appropriate time passes (in 42 FPS slots)
     return FRAMETIME;
   }