diff --git a/radio/src/bitmaps/212x64/shutdown.png b/radio/src/bitmaps/212x64/shutdown.png
new file mode 100755
index 0000000000..8f33070205
Binary files /dev/null and b/radio/src/bitmaps/212x64/shutdown.png differ
diff --git a/radio/src/gui/128x64/CMakeLists.txt b/radio/src/gui/128x64/CMakeLists.txt
index 5773629a13..0c7549fdad 100644
--- a/radio/src/gui/128x64/CMakeLists.txt
+++ b/radio/src/gui/128x64/CMakeLists.txt
@@ -5,6 +5,7 @@ set(GUI_SRC
   fonts.cpp
   popups.cpp
   widgets.cpp
+  startup_shutdown.cpp
   menu_model.cpp
   model_select.cpp
   model_setup.cpp
diff --git a/radio/src/gui/128x64/gui.h b/radio/src/gui/128x64/gui.h
index 0e172f2933..0bbd830736 100644
--- a/radio/src/gui/128x64/gui.h
+++ b/radio/src/gui/128x64/gui.h
@@ -24,6 +24,7 @@
 #include "gui_common.h"
 #include "menus.h"
 #include "popups.h"
+#include "common/stdlcd/draw_functions.h"
 
 #define MENUS_SCROLLBAR_WIDTH          0
 
@@ -192,7 +193,6 @@ swsrc_t editSwitch(coord_t x, coord_t y, swsrc_t value, LcdFlags attr, event_t e
 #if defined(GVARS)
 #define GVAR_MENU_ITEM(x, y, v, min, max, attr, editflags, event) editGVarFieldValue(x, y, v, min, max, attr, editflags, event)
 int16_t editGVarFieldValue(coord_t x, coord_t y, int16_t value, int16_t min, int16_t max, LcdFlags attr, uint8_t editflags, event_t event);
-void drawGVarName(coord_t x, coord_t y, int8_t index, LcdFlags flags=0);
 void drawGVarValue(coord_t x, coord_t y, uint8_t gvar, gvar_t value, LcdFlags flags=0);
 void editGVarValue(coord_t x, coord_t y, event_t event, uint8_t gvar, uint8_t flightMode, LcdFlags flags);
 #define displayGVar(x, y, v, min, max) GVAR_MENU_ITEM(x, y, v, min, max, 0, 0, 0)
diff --git a/radio/src/gui/128x64/lcd.h b/radio/src/gui/128x64/lcd.h
index 00345506dd..06ad697285 100644
--- a/radio/src/gui/128x64/lcd.h
+++ b/radio/src/gui/128x64/lcd.h
@@ -122,9 +122,7 @@ void lcdDrawNumber(coord_t x, coord_t y, int val, LcdFlags mode, uint8_t len);
 void lcdDrawNumber(coord_t x, coord_t y, int val, LcdFlags mode=0);
 void lcdDraw8bitsNumber(coord_t x, coord_t y, int8_t val);
 
-void drawStringWithIndex(coord_t x, coord_t y, const char * str, uint8_t idx, LcdFlags att=0);
 void putsModelName(coord_t x, coord_t y, char * name, uint8_t id, LcdFlags att);
-void drawPower(coord_t x, coord_t y, int8_t dBm, LcdFlags att = 0);
 #if !defined(BOOT) // TODO not here ...
 void drawSwitch(coord_t x, coord_t y, swsrc_t swtch, LcdFlags att=0);
 void drawSource(coord_t x, coord_t y, mixsrc_t idx, LcdFlags att=0);
@@ -141,14 +139,6 @@ void putsChnLetter(coord_t x, coord_t y, uint8_t idx, LcdFlags attr);
 void putsVolts(coord_t x, coord_t y, uint16_t volts, LcdFlags att);
 void putsVBat(coord_t x, coord_t y, LcdFlags att);
 
-void drawRtcTime(coord_t x, coord_t y, LcdFlags att);
-void drawTimer(coord_t x, coord_t y, int32_t tme, LcdFlags att, LcdFlags att2);
-void drawReceiverName(coord_t x, coord_t y, uint8_t moduleIdx, uint8_t receiverIdx, LcdFlags flags=0);
-inline void drawTimer(coord_t x, coord_t y, int32_t tme, LcdFlags att)
-{
-  drawTimer(x, y, tme, att, att);
-}
-
 #define SOLID                          0xff
 #define DOTTED                         0x55
 
@@ -209,8 +199,6 @@ inline display_t getPixel(uint8_t x, uint8_t y)
 
 const char * writeScreenshot();
 
-void drawShutdownAnimation(uint32_t index, const char * message);
-
 uint8_t getTextWidth(const char * s, uint8_t len=0, LcdFlags flags=0);
 
 #endif // _LCD_H_
diff --git a/radio/src/gui/128x64/startup_shutdown.cpp b/radio/src/gui/128x64/startup_shutdown.cpp
new file mode 100644
index 0000000000..8915dc74b7
--- /dev/null
+++ b/radio/src/gui/128x64/startup_shutdown.cpp
@@ -0,0 +1,81 @@
+/*
+ * Copyright (C) OpenTX
+ *
+ * Based on code named
+ *   th9x - http://code.google.com/p/th9x
+ *   er9x - http://code.google.com/p/er9x
+ *   gruvin9x - http://code.google.com/p/gruvin9x
+ *
+ * License GPLv2: http://www.gnu.org/licenses/gpl-2.0.html
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ */
+
+#include "opentx.h"
+
+#define PWR_PRESS_DURATION_MIN        100 // 1s
+#define PWR_PRESS_DURATION_MAX        500 // 5s
+
+#define SLEEP_BITMAP_WIDTH             60
+#define SLEEP_BITMAP_HEIGHT            60
+
+const unsigned char bmp_sleep[]  = {
+#include "sleep.lbm"
+};
+
+void drawStartupAnimation(uint32_t duration)
+{
+  uint8_t index = limit<uint8_t>(0, duration / (PWR_PRESS_DURATION_MIN / 4), 3);
+
+  lcdRefreshWait();
+  lcdClear();
+
+  for (uint8_t i = 0; i < 4; i++) {
+    if (index >= i) {
+      lcdDrawFilledRect(LCD_W / 2 - 18 + 10 * i, LCD_H / 2 - 3, 6, 6, SOLID, 0);
+    }
+  }
+
+  lcdRefresh();
+  lcdRefreshWait();
+}
+
+void drawShutdownAnimation(uint32_t duration, const char * message)
+{
+  uint8_t index = limit<uint8_t>(0, duration / (PWR_PRESS_SHUTDOWN_DELAY / 5), 4);
+
+  lcdRefreshWait();
+  lcdClear();
+
+  for (uint8_t i = 0; i < 4; i++) {
+    if (3 - index >= i) {
+      lcdDrawFilledRect(LCD_W / 2 - 18 + 10 * i, LCD_H / 2 - 3, 6, 6, SOLID, 0);
+    }
+  }
+  if (message) {
+    lcdDrawText((LCD_W - getTextWidth(message)) / 2, LCD_H-2*FH, message);
+  }
+
+  lcdRefresh();
+  lcdRefreshWait();
+}
+
+void drawSleepBitmap()
+{
+  lcdRefreshWait();
+  lcdClear();
+
+  lcdDraw1bitBitmap((LCD_W - SLEEP_BITMAP_WIDTH) / 2, (LCD_H - SLEEP_BITMAP_HEIGHT) / 2, bmp_sleep, 0);
+
+  lcdRefresh();
+  lcdRefreshWait();
+}
+
+
diff --git a/radio/src/gui/128x64/view_statistics.cpp b/radio/src/gui/128x64/view_statistics.cpp
index 202bb45ede..163a997437 100644
--- a/radio/src/gui/128x64/view_statistics.cpp
+++ b/radio/src/gui/128x64/view_statistics.cpp
@@ -65,15 +65,15 @@ void menuStatisticsView(event_t event)
 
   // Session and Total timers
   lcdDrawText(STATS_1ST_COLUMN, FH*1+1, "SES", BOLD);
-  drawTimer(STATS_1ST_COLUMN + STATS_LABEL_WIDTH, FH*1+1, sessionTimer, 0, 0);
+  drawTimer(STATS_1ST_COLUMN + STATS_LABEL_WIDTH, FH*1+1, sessionTimer);
   lcdDrawText(STATS_1ST_COLUMN, FH*2+1, "TOT", BOLD);
   drawTimer(STATS_1ST_COLUMN + STATS_LABEL_WIDTH, FH*2+1, g_eeGeneral.globalTimer + sessionTimer, TIMEHOUR, 0);
 
   // Throttle special timers
   lcdDrawText(STATS_2ND_COLUMN, FH*0+1, "THR", BOLD);
-  drawTimer(STATS_2ND_COLUMN + STATS_LABEL_WIDTH, FH*0+1, s_timeCumThr, 0, 0);
+  drawTimer(STATS_2ND_COLUMN + STATS_LABEL_WIDTH, FH*0+1, s_timeCumThr);
   lcdDrawText(STATS_2ND_COLUMN, FH*1+1, "TH%", BOLD);
-  drawTimer(STATS_2ND_COLUMN + STATS_LABEL_WIDTH, FH*1+1, s_timeCum16ThrP/16, 0, 0);
+  drawTimer(STATS_2ND_COLUMN + STATS_LABEL_WIDTH, FH*1+1, s_timeCum16ThrP/16);
 
   // Timers
   for (int i=0; i<TIMERS; i++) {
@@ -81,7 +81,7 @@ void menuStatisticsView(event_t event)
     if (timersStates[i].val > 3600)
       drawTimer(STATS_3RD_COLUMN + STATS_LABEL_WIDTH, FH*i+1, timersStates[i].val, TIMEHOUR, 0);
     else
-      drawTimer(STATS_3RD_COLUMN + STATS_LABEL_WIDTH, FH*i+1, timersStates[i].val, 0, 0);
+      drawTimer(STATS_3RD_COLUMN + STATS_LABEL_WIDTH, FH*i+1, timersStates[i].val);
   }
 
 #if defined(THRTRACE)
diff --git a/radio/src/gui/128x64/widgets.cpp b/radio/src/gui/128x64/widgets.cpp
index 8aeef5c8b3..e304f00324 100644
--- a/radio/src/gui/128x64/widgets.cpp
+++ b/radio/src/gui/128x64/widgets.cpp
@@ -235,17 +235,3 @@ void drawStatusLine()
   }
 }
 #endif
-
-const unsigned char SLEEP_BITMAP[]  = {
-#include "sleep.lbm"
-};
-
-#define SLEEP_BITMAP_WIDTH             60
-#define SLEEP_BITMAP_HEIGHT            60
-
-void drawSleepBitmap()
-{
-  lcdClear();
-  lcdDraw1bitBitmap((LCD_W-SLEEP_BITMAP_WIDTH)/2, (LCD_H-SLEEP_BITMAP_HEIGHT)/2, SLEEP_BITMAP, 0);
-  lcdRefresh();
-}
diff --git a/radio/src/gui/212x64/CMakeLists.txt b/radio/src/gui/212x64/CMakeLists.txt
index 5773629a13..0c7549fdad 100644
--- a/radio/src/gui/212x64/CMakeLists.txt
+++ b/radio/src/gui/212x64/CMakeLists.txt
@@ -5,6 +5,7 @@ set(GUI_SRC
   fonts.cpp
   popups.cpp
   widgets.cpp
+  startup_shutdown.cpp
   menu_model.cpp
   model_select.cpp
   model_setup.cpp
diff --git a/radio/src/gui/212x64/gui.h b/radio/src/gui/212x64/gui.h
index 829016f802..14d9c69783 100644
--- a/radio/src/gui/212x64/gui.h
+++ b/radio/src/gui/212x64/gui.h
@@ -25,6 +25,7 @@
 #include "lcd.h"
 #include "menus.h"
 #include "popups.h"
+#include "common/stdlcd/draw_functions.h"
 
 #define HEADER_LINE                    0
 #define HEADER_LINE_COLUMNS
@@ -215,7 +216,6 @@ swsrc_t editSwitch(coord_t x, coord_t y, swsrc_t value, LcdFlags attr, event_t e
 #define ON_OFF_MENU_ITEM(value, x, y, label, attr, event) value = editCheckBox(value, x, y, label, attr, event)
 
 #if defined(GVARS)
-  void drawGVarName(coord_t x, coord_t y, int8_t index, LcdFlags flags=0);
   void drawGVarValue(coord_t x, coord_t y, uint8_t gvar, gvar_t value, LcdFlags flags=0);
   int16_t editGVarFieldValue(coord_t x, coord_t y, int16_t value, int16_t min, int16_t max, LcdFlags attr, uint8_t editflags, event_t event);
   #define GVAR_MENU_ITEM(x, y, v, min, max, lcdattr, editflags, event) editGVarFieldValue(x, y, v, min, max, lcdattr, editflags, event)
@@ -226,9 +226,6 @@ swsrc_t editSwitch(coord_t x, coord_t y, swsrc_t value, LcdFlags attr, event_t e
   #define displayGVar(x, y, v, min, max) lcdDrawNumber(x, y, v)
 #endif
 
-void drawPower(coord_t x, coord_t y, int8_t dBm, LcdFlags att = 0);
-void drawReceiverName(coord_t x, coord_t y, uint8_t moduleIdx, uint8_t receiverIdx, LcdFlags flags=0);
-
 void gvarWeightItem(coord_t x, coord_t y, MixData * md, LcdFlags attr, event_t event);
 
 extern uint8_t s_curveChan;
diff --git a/radio/src/gui/212x64/lcd.h b/radio/src/gui/212x64/lcd.h
index 90431ff3cb..382bc85aec 100644
--- a/radio/src/gui/212x64/lcd.h
+++ b/radio/src/gui/212x64/lcd.h
@@ -117,7 +117,6 @@ void lcdDrawHexNumber(coord_t x, coord_t y, uint32_t val, LcdFlags mode=0);
 void lcdDrawNumber(coord_t x, coord_t y, int32_t val, LcdFlags mode, uint8_t len);
 void lcdDrawNumber(coord_t x, coord_t y, int32_t val, LcdFlags mode=0);
 
-void drawStringWithIndex(coord_t x, coord_t y, const char *str, uint8_t idx, LcdFlags att=0);
 void putsModelName(coord_t x, coord_t y, char *name, uint8_t id, LcdFlags att);
 void drawSwitch(coord_t x, coord_t y, int32_t swtch, LcdFlags att=0);
 void putsStickName(coord_t x, coord_t y, uint8_t idx, LcdFlags att=0);
@@ -132,13 +131,6 @@ void putsChnLetter(coord_t x, coord_t y, uint8_t idx, LcdFlags attr);
 void putsVolts(coord_t x, coord_t y, uint16_t volts, LcdFlags att);
 void putsVBat(coord_t x, coord_t y, LcdFlags att);
 
-void drawRtcTime(coord_t x, coord_t y, LcdFlags att);
-void drawTimer(coord_t x, coord_t y, int32_t tme, LcdFlags att, LcdFlags att2);
-inline void drawTimer(coord_t x, coord_t y, int32_t tme, LcdFlags att)
-{
-  drawTimer(x, y, tme, att, att);
-}
-
 #define SOLID                          0xff
 #define DOTTED                         0x55
 
@@ -163,8 +155,6 @@ inline void lcdDrawSquare(coord_t x, coord_t y, coord_t w, LcdFlags att=0)
 void lcdInvertLine(int8_t line);
 #define lcdInvertLastLine() lcdInvertLine(LCD_LINES-1)
 
-void drawShutdownAnimation(uint32_t index, const char * message);
-void drawSleepBitmap();
 void drawTelemetryTopBar();
 
 #define V_BAR(xx, yy, ll)    \
diff --git a/radio/src/gui/212x64/startup_shutdown.cpp b/radio/src/gui/212x64/startup_shutdown.cpp
new file mode 100644
index 0000000000..ac4c2a186c
--- /dev/null
+++ b/radio/src/gui/212x64/startup_shutdown.cpp
@@ -0,0 +1,82 @@
+/*
+ * Copyright (C) OpenTX
+ *
+ * Based on code named
+ *   th9x - http://code.google.com/p/th9x
+ *   er9x - http://code.google.com/p/er9x
+ *   gruvin9x - http://code.google.com/p/gruvin9x
+ *
+ * License GPLv2: http://www.gnu.org/licenses/gpl-2.0.html
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ */
+
+#include "opentx.h"
+
+#define PWR_PRESS_DURATION_MIN        100 // 1s
+#define PWR_PRESS_DURATION_MAX        500 // 5s
+
+#define ANIMATIONS_BITMAP_WIDTH       60
+#define ANIMATIONS_BITMAP_HEIGHT      60
+
+const unsigned char bmp_startup[] = {
+#include "startup.lbm"
+};
+
+const unsigned char bmp_lock[] = {
+#include "lock.lbm"
+};
+
+const unsigned char bmp_shutdown[] = {
+#include "shutdown.lbm"
+};
+
+const unsigned char bmp_sleep[] = {
+#include "sleep.lbm"
+};
+
+void drawStartupAnimation(uint32_t duration)
+{
+  uint8_t index = limit<uint8_t>(0, duration / (PWR_PRESS_DURATION_MIN / 5), 4);
+
+  lcdRefreshWait();
+  lcdClear();
+
+  if (index == 0)
+    lcdDrawBitmap((LCD_W - ANIMATIONS_BITMAP_WIDTH) / 2, (LCD_H - ANIMATIONS_BITMAP_HEIGHT) / 2, bmp_lock, 0, ANIMATIONS_BITMAP_WIDTH);
+  else
+    lcdDrawBitmap((LCD_W - ANIMATIONS_BITMAP_WIDTH) / 2, (LCD_H - ANIMATIONS_BITMAP_HEIGHT) / 2, bmp_startup, (index - 1) * ANIMATIONS_BITMAP_WIDTH, ANIMATIONS_BITMAP_WIDTH);
+
+  lcdRefresh();
+}
+
+void drawShutdownAnimation(uint32_t duration, const char * message)
+{
+  uint8_t index = limit<uint8_t>(0, duration / (PWR_PRESS_SHUTDOWN_DELAY / 4), 3);
+
+  lcdRefreshWait();
+  lcdClear();
+
+  lcdDrawBitmap((LCD_W - ANIMATIONS_BITMAP_WIDTH) / 2, (LCD_H - ANIMATIONS_BITMAP_HEIGHT) / 2, bmp_shutdown, (3 - index) * ANIMATIONS_BITMAP_WIDTH, ANIMATIONS_BITMAP_WIDTH);
+  if (message) {
+    lcdDrawText((LCD_W - getTextWidth(message)) / 2, LCD_H - 2*FH, message);
+  }
+
+  lcdRefresh();
+}
+
+void drawSleepBitmap()
+{
+  lcdRefreshWait();
+  lcdClear();
+  lcdDrawBitmap((LCD_W - ANIMATIONS_BITMAP_WIDTH) / 2, (LCD_H - ANIMATIONS_BITMAP_HEIGHT) / 2, bmp_sleep, 0);
+  lcdRefresh();
+  lcdRefreshWait();
+}
diff --git a/radio/src/gui/212x64/view_statistics.cpp b/radio/src/gui/212x64/view_statistics.cpp
index fbc638028e..ecc20b793f 100644
--- a/radio/src/gui/212x64/view_statistics.cpp
+++ b/radio/src/gui/212x64/view_statistics.cpp
@@ -59,15 +59,15 @@ void menuStatisticsView(event_t event)
 
   // Session and Total timers
   lcdDrawText(STATS_1ST_COLUMN, FH*1+1, "SES", BOLD);
-  drawTimer(STATS_1ST_COLUMN + STATS_LABEL_WIDTH, FH*1+1, sessionTimer, 0, 0);
+  drawTimer(STATS_1ST_COLUMN + STATS_LABEL_WIDTH, FH*1+1, sessionTimer);
   lcdDrawText(STATS_1ST_COLUMN, FH*2+1, "TOT", BOLD);
   drawTimer(STATS_1ST_COLUMN + STATS_LABEL_WIDTH, FH*2+1, g_eeGeneral.globalTimer + sessionTimer, TIMEHOUR, 0);
 
   // Throttle special timers
   lcdDrawText(STATS_2ND_COLUMN, FH*0+1, "THR", BOLD);
-  drawTimer(STATS_2ND_COLUMN + STATS_LABEL_WIDTH, FH*0+1, s_timeCumThr, 0, 0);
+  drawTimer(STATS_2ND_COLUMN + STATS_LABEL_WIDTH, FH*0+1, s_timeCumThr);
   lcdDrawText(STATS_2ND_COLUMN, FH*1+1, "TH%", BOLD);
-  drawTimer(STATS_2ND_COLUMN + STATS_LABEL_WIDTH, FH*1+1, s_timeCum16ThrP/16, 0, 0);
+  drawTimer(STATS_2ND_COLUMN + STATS_LABEL_WIDTH, FH*1+1, s_timeCum16ThrP/16);
 
   // Timers
   for (int i=0; i<TIMERS; i++) {
@@ -75,7 +75,7 @@ void menuStatisticsView(event_t event)
     if (timersStates[i].val > 3600)
       drawTimer(STATS_3RD_COLUMN + STATS_LABEL_WIDTH, FH*i+1, timersStates[i].val, TIMEHOUR, 0);
     else
-      drawTimer(STATS_3RD_COLUMN + STATS_LABEL_WIDTH, FH*i+1, timersStates[i].val, 0, 0);
+      drawTimer(STATS_3RD_COLUMN + STATS_LABEL_WIDTH, FH*i+1, timersStates[i].val);
   }
 
 #if defined(THRTRACE)
diff --git a/radio/src/gui/212x64/widgets.cpp b/radio/src/gui/212x64/widgets.cpp
index 7251f201da..424b9aadee 100644
--- a/radio/src/gui/212x64/widgets.cpp
+++ b/radio/src/gui/212x64/widgets.cpp
@@ -20,19 +20,6 @@
 
 #include "opentx.h"
 
-const unsigned char SLEEP_BITMAP[]  = {
-  #include "../../bitmaps/212x64/sleep.lbm"
-};
-
-#define SLEEP_BITMAP_WIDTH             60
-#define SLEEP_BITMAP_HEIGHT            60
-void drawSleepBitmap()
-{
-  lcdClear();
-  lcdDrawBitmap((LCD_W-SLEEP_BITMAP_WIDTH)/2, (LCD_H-SLEEP_BITMAP_HEIGHT)/2, SLEEP_BITMAP, 0, SLEEP_BITMAP_WIDTH);
-  lcdRefresh();
-}
-
 void drawStick(coord_t centrex, int16_t xval, int16_t yval)
 {
 #define BOX_CENTERY   (LCD_H-BOX_WIDTH/2-10)
diff --git a/radio/src/gui/480x272/lcd.h b/radio/src/gui/480x272/lcd.h
index fabee094d3..adce60fbb4 100644
--- a/radio/src/gui/480x272/lcd.h
+++ b/radio/src/gui/480x272/lcd.h
@@ -142,12 +142,8 @@ void lcdDrawHexNumber(coord_t x, coord_t y, uint32_t val, LcdFlags mode=0);
 void lcdDrawNumber(coord_t x, coord_t y, int32_t val, LcdFlags flags=0, uint8_t len=0, const char * prefix=NULL, const char * suffix=NULL);
 
 #if !defined(BOOT)
-
-#define putstime_t int32_t
-
 void drawRtcTime(coord_t x, coord_t y, LcdFlags att=0);
-void drawTimer(coord_t x, coord_t y, putstime_t tme, LcdFlags att=0);
-void drawReceiverName(coord_t x, coord_t y, uint8_t moduleIdx, uint8_t receiverIdx, LcdFlags flags=0);
+void drawTimer(coord_t x, coord_t y, int32_t tme, LcdFlags att=0);
 
 void putsModelName(coord_t x, coord_t y, char *name, uint8_t id, LcdFlags att);
 void putsStickName(coord_t x, coord_t y, uint8_t idx, LcdFlags att=0);
@@ -159,7 +155,6 @@ void drawTrimMode(coord_t x, coord_t y, uint8_t phase, uint8_t idx, LcdFlags att
 
 #define putsChn(x, y, idx, att) drawSource(x, y, MIXSRC_CH1+idx-1, att)
 void putsChnLetter(coord_t x, coord_t y, uint8_t idx, LcdFlags attr);
-
 #endif // !BOOT
 
 #define SOLID   0xff
diff --git a/radio/src/gui/480x272/widgets.cpp b/radio/src/gui/480x272/widgets.cpp
index f726b193bb..fe21563b0c 100644
--- a/radio/src/gui/480x272/widgets.cpp
+++ b/radio/src/gui/480x272/widgets.cpp
@@ -391,20 +391,20 @@ void drawSleepBitmap()
 }
 
 #define SHUTDOWN_CIRCLE_DIAMETER       150
-void drawShutdownAnimation(uint32_t index, const char * message)
+void drawShutdownAnimation(uint32_t duration, const char * message)
 {
-  static uint32_t last_index = 0xffffffff;
+  static uint32_t lastDuration = 0xffffffff;
   static const BitmapBuffer * shutdown = BitmapBuffer::load(getThemePath("shutdown.bmp"));
 
   if (shutdown) {
-    if (index < last_index) {
+    if (duration < lastDuration) {
       theme->drawBackground();
       lcd->drawBitmap((LCD_W-shutdown->getWidth())/2, (LCD_H-shutdown->getHeight())/2, shutdown);
       lcdStoreBackupBuffer();
     }
     else {
       lcdRestoreBackupBuffer();
-      int quarter = index / (PWR_PRESS_SHUTDOWN_DELAY / 5);
+      int quarter = duration / (PWR_PRESS_SHUTDOWN_DELAY / 5);
       if (quarter >= 1) lcdDrawBitmapPattern(LCD_W/2,                            (LCD_H-SHUTDOWN_CIRCLE_DIAMETER)/2, LBM_SHUTDOWN_CIRCLE, TEXT_COLOR, 0, SHUTDOWN_CIRCLE_DIAMETER/2);
       if (quarter >= 2) lcdDrawBitmapPattern(LCD_W/2,                            LCD_H/2,                            LBM_SHUTDOWN_CIRCLE, TEXT_COLOR, SHUTDOWN_CIRCLE_DIAMETER/2, SHUTDOWN_CIRCLE_DIAMETER/2);
       if (quarter >= 3) lcdDrawBitmapPattern((LCD_W-SHUTDOWN_CIRCLE_DIAMETER)/2, LCD_H/2,                            LBM_SHUTDOWN_CIRCLE, TEXT_COLOR, SHUTDOWN_CIRCLE_DIAMETER, SHUTDOWN_CIRCLE_DIAMETER/2);
@@ -413,7 +413,7 @@ void drawShutdownAnimation(uint32_t index, const char * message)
   }
   else {
     lcd->clear();
-    int quarter = index / (PWR_PRESS_SHUTDOWN_DELAY / 5);
+    int quarter = duration / (PWR_PRESS_SHUTDOWN_DELAY / 5);
     for (int i=1; i<=4; i++) {
       if (quarter >= i) {
         lcd->drawSolidFilledRect(LCD_W / 2 - 70 + 24 * i, LCD_H / 2 - 10, 20, 20, TEXT_BGCOLOR);
@@ -422,5 +422,5 @@ void drawShutdownAnimation(uint32_t index, const char * message)
   }
 
   lcdRefresh();
-  last_index = index;
+  lastDuration = duration;
 }
diff --git a/radio/src/gui/480x272/widgets.h b/radio/src/gui/480x272/widgets.h
index e8be646722..5b10e88fb6 100644
--- a/radio/src/gui/480x272/widgets.h
+++ b/radio/src/gui/480x272/widgets.h
@@ -28,8 +28,6 @@
 #define OPTION_MENU_TITLE_BAR          0x02
 #define OPTION_MENU_NO_SCROLLBAR       0x04
 
-#define OPTION_SLIDER_INVERS           INVERS
-#define OPTION_SLIDER_BLINK            BLINK
 #define OPTION_SLIDER_VERTICAL         0x04
 #define OPTION_SLIDER_EMPTY_BAR        0x08
 #define OPTION_SLIDER_DBL_COLOR        0x10
@@ -68,10 +66,10 @@ int16_t editGVarFieldValue(coord_t x, coord_t y, int16_t value, int16_t min, int
 #endif
 
 // Screen templates
-void drawMenuTemplate(const char * title, uint8_t icon, const uint8_t * icons=NULL, uint32_t options=0);
+void drawMenuTemplate(const char * title, uint8_t icon, const uint8_t * icons=nullptr, uint32_t options=0);
 void drawSplash();
 void drawSleepBitmap();
-void drawShutdownAnimation(uint32_t index, const char * message);
+void drawShutdownAnimation(uint32_t duration, const char * message);
 
 // Main view standard widgets
 void drawTopBar();
diff --git a/radio/src/gui/common/stdlcd/draw_functions.h b/radio/src/gui/common/stdlcd/draw_functions.h
new file mode 100644
index 0000000000..6476289e72
--- /dev/null
+++ b/radio/src/gui/common/stdlcd/draw_functions.h
@@ -0,0 +1,43 @@
+/*
+ * Copyright (C) OpenTX
+ *
+ * Based on code named
+ *   th9x - http://code.google.com/p/th9x
+ *   er9x - http://code.google.com/p/er9x
+ *   gruvin9x - http://code.google.com/p/gruvin9x
+ *
+ * License GPLv2: http://www.gnu.org/licenses/gpl-2.0.html
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ */
+
+#ifndef _COMMON_DRAW_FUNCTIONS_H_
+#define _COMMON_DRAW_FUNCTIONS_H_
+
+#include "lcd.h"
+
+void drawStringWithIndex(coord_t x, coord_t y, const char * str, uint8_t idx, LcdFlags att=0);
+
+void drawPower(coord_t x, coord_t y, int8_t dBm, LcdFlags att = 0);
+void drawGVarName(coord_t x, coord_t y, int8_t index, LcdFlags flags=0);
+void drawReceiverName(coord_t x, coord_t y, uint8_t moduleIdx, uint8_t receiverIdx, LcdFlags flags=0);
+
+void drawRtcTime(coord_t x, coord_t y, LcdFlags att);
+void drawTimer(coord_t x, coord_t y, int32_t tme, LcdFlags att, LcdFlags att2);
+inline void drawTimer(coord_t x, coord_t y, int32_t tme, LcdFlags att = 0)
+{
+  drawTimer(x, y, tme, att, att);
+}
+
+void drawStartupAnimation(uint32_t duration);
+void drawShutdownAnimation(uint32_t duration, const char * message);
+void drawSleepBitmap();
+
+#endif // _COMMON_DRAW_FUNCTIONS_H_
diff --git a/radio/src/gui/common/stdlcd/widgets.cpp b/radio/src/gui/common/stdlcd/widgets.cpp
index b87a1a9951..e91943344a 100644
--- a/radio/src/gui/common/stdlcd/widgets.cpp
+++ b/radio/src/gui/common/stdlcd/widgets.cpp
@@ -233,20 +233,3 @@ void drawReceiverName(coord_t x, coord_t y, uint8_t moduleIdx, uint8_t receiverI
     lcdDrawText(x, y, "External", flags);
   }
 }
-
-#if defined(PWR_BUTTON_PRESS)
-void drawShutdownAnimation(uint32_t index, const char * message)
-{
-  lcdClear();
-  int quarter = index / (PWR_PRESS_SHUTDOWN_DELAY / 5);
-  for (int i=1; i<=4; i++) {
-    if (4 - quarter >= i) {
-      lcdDrawFilledRect(LCD_W / 2 - 28 + 10 * i, LCD_H / 2 - 3, 6, 6, SOLID, 0);
-    }
-  }
-  if (message) {
-    lcdDrawText((LCD_W - getTextWidth(message)) / 2, LCD_H-2*FH, message);
-  }
-  lcdRefresh();
-}
-#endif
diff --git a/radio/src/opentx.cpp b/radio/src/opentx.cpp
index aea58caa61..d8067b4b15 100644
--- a/radio/src/opentx.cpp
+++ b/radio/src/opentx.cpp
@@ -1728,6 +1728,38 @@ void copyTrimsToOffset(uint8_t ch)
   storageDirty(EE_MODEL);
 }
 
+#if defined(STARTUP_ANIMATION)
+#define PWR_PRESS_DURATION_MIN        100 // 1s
+#define PWR_PRESS_DURATION_MAX        500 // 5s
+
+void runStartupAnimation()
+{
+  tmr10ms_t start = get_tmr10ms();
+  tmr10ms_t duration = 0;
+  bool isPowerOn = false;
+
+  while (pwrPressed()) {
+    duration = get_tmr10ms() - start;
+    if (duration < PWR_PRESS_DURATION_MIN) {
+      drawStartupAnimation(duration);
+    }
+    else if (duration >= PWR_PRESS_DURATION_MAX) {
+      drawSleepBitmap();
+      backlightDisable();
+    }
+    else if (!isPowerOn) {
+      isPowerOn = true;
+      pwrOn();
+      haptic.play(15, 3, PLAY_NOW);
+    }
+  }
+
+  if (duration < PWR_PRESS_DURATION_MIN || duration >= PWR_PRESS_DURATION_MAX) {
+    boardOff();
+  }
+}
+#endif
+
 void moveTrimsToOffsets() // copy state of 3 primary to subtrim
 {
   int16_t zeros[MAX_OUTPUT_CHANNELS];
@@ -1783,14 +1815,23 @@ void opentxInit()
   #endif
 #endif
 
-#if defined(RTCLOCK) && !defined(COPROCESSOR)
-  rtcInit(); // RTC must be initialized before rambackupRestore() is called
-#endif
-
 #if defined(EEPROM)
   storageReadRadioSettings();
 #endif
 
+  BACKLIGHT_ENABLE(); // we start the backlight during the startup animation
+
+#if defined(STARTUP_ANIMATION)
+  if (WAS_RESET_BY_WATCHDOG_OR_SOFTWARE()) {
+    pwrOn();
+  }
+  else {
+    runStartupAnimation();
+  }
+#else // defined(PWR_BUTTON_PRESS)
+  pwrOn();
+#endif
+
   // Radios handle UNEXPECTED_SHUTDOWN() differently:
   //  * radios with WDT and EEPROM and CPU controlled power use Reset status register
   //    and eeGeneral.unexpectedShutdown
@@ -1963,7 +2004,7 @@ int main()
   stackPaint();
 #endif
 
-#if defined(SPLASH) && (defined(PCBTARANIS) || defined(PCBHORUS))
+#if defined(SPLASH) && !defined(STARTUP_ANIMATION)
   drawSplash();
 #endif
 
diff --git a/radio/src/targets/horus/board.h b/radio/src/targets/horus/board.h
index e4397a8735..62b5b70047 100644
--- a/radio/src/targets/horus/board.h
+++ b/radio/src/targets/horus/board.h
@@ -429,7 +429,7 @@ extern uint16_t adcValues[NUM_ANALOGS];
 
 #if NUM_PWMSTICKS > 0
 #define STICKS_PWM_ENABLED()          (!hardwareOptions.sticksPwmDisabled)
-void sticksPwmInit(void);
+void sticksPwmInit();
 void sticksPwmRead(uint16_t * values);
 extern volatile uint32_t pwm_interrupt_count;
 #else
@@ -457,13 +457,13 @@ extern "C" {
 #define SOFT_PWR_CTRL
 extern uint32_t shutdownRequest; // Stores intentional shutdown to avoid reboot loop
 extern uint32_t shutdownReason; // Used for detecting unexpected reboots regardless of reason
-void pwrInit(void);
-uint32_t pwrCheck(void);
-void pwrOn(void);
-void pwrOff(void);
-void pwrResetHandler(void);
-uint32_t pwrPressed(void);
-uint32_t pwrPressedDuration(void);
+void pwrInit();
+uint32_t pwrCheck();
+void pwrOn();
+void pwrOff();
+void pwrResetHandler();
+bool pwrPressed();
+uint32_t pwrPressedDuration();
 #if defined(SIMU) || defined(NO_UNEXPECTED_SHUTDOWN)
   #define UNEXPECTED_SHUTDOWN()                 (false)
 #else
@@ -471,10 +471,10 @@ uint32_t pwrPressedDuration(void);
 #endif
 
 // Led driver
-void ledInit(void);
-void ledOff(void);
-void ledRed(void);
-void ledBlue(void);
+void ledInit();
+void ledOff();
+void ledRed();
+void ledBlue();
 #if defined(PCBX10)
   void ledGreen();
 #endif
@@ -483,15 +483,15 @@ void ledBlue(void);
 #define LCD_W                          480
 #define LCD_H                          272
 #define LCD_DEPTH                      16
-void lcdInit(void);
-void lcdRefresh(void);
+void lcdInit();
+void lcdRefresh();
 void lcdCopy(void * dest, void * src);
 void DMAFillRect(uint16_t * dest, uint16_t destw, uint16_t desth, uint16_t x, uint16_t y, uint16_t w, uint16_t h, uint16_t color);
 void DMACopyBitmap(uint16_t * dest, uint16_t destw, uint16_t desth, uint16_t x, uint16_t y, const uint16_t * src, uint16_t srcw, uint16_t srch, uint16_t srcx, uint16_t srcy, uint16_t w, uint16_t h);
 void DMACopyAlphaBitmap(uint16_t * dest, uint16_t destw, uint16_t desth, uint16_t x, uint16_t y, const uint16_t * src, uint16_t srcw, uint16_t srch, uint16_t srcx, uint16_t srcy, uint16_t w, uint16_t h);
 void DMABitmapConvert(uint16_t * dest, const uint8_t * src, uint16_t w, uint16_t h, uint32_t format);
-void lcdStoreBackupBuffer(void);
-int lcdRestoreBackupBuffer(void);
+void lcdStoreBackupBuffer();
+int lcdRestoreBackupBuffer();
 void lcdSetContrast();
 #define lcdOff()              backlightEnable(0) /* just disable the backlight */
 #define lcdSetRefVolt(...)
diff --git a/radio/src/targets/horus/pwr_driver.cpp b/radio/src/targets/horus/pwr_driver.cpp
index d007de8e6a..fd8c7b1109 100644
--- a/radio/src/targets/horus/pwr_driver.cpp
+++ b/radio/src/targets/horus/pwr_driver.cpp
@@ -96,14 +96,14 @@ void pwrOff()
   GPIO_ResetBits(PWR_ON_GPIO, PWR_ON_GPIO_PIN);
 }
 
-uint32_t pwrPressed()
+bool pwrPressed()
 {
   return GPIO_ReadInputDataBit(PWR_ON_GPIO, PWR_SWITCH_GPIO_PIN) == Bit_RESET;
 }
 
 void pwrResetHandler()
 {
-  RCC->AHB1ENR |= RCC_AHB1ENR_GPIOJEN;
+  RCC->AHB1ENR |= PWR_RCC_AHB1Periph;
 
   // these two NOPs are needed (see STM32F errata sheet) before the peripheral
   // register can be written after the peripheral clock was enabled
@@ -137,9 +137,11 @@ void pwrResetHandler()
     if (shutdownReason == DIRTY_SHUTDOWN) {
       powerupReason = DIRTY_SHUTDOWN;
     }
-#else
-   if (WAS_RESET_BY_WATCHDOG_OR_SOFTWARE()) {
-#endif
     pwrOn();
   }
+#else
+   if (WAS_RESET_BY_WATCHDOG_OR_SOFTWARE()) {
+     pwrOn();
+   }
+#endif
 }
diff --git a/radio/src/targets/simu/simpgmspace.cpp b/radio/src/targets/simu/simpgmspace.cpp
index 70056de1c3..697b1861fc 100644
--- a/radio/src/targets/simu/simpgmspace.cpp
+++ b/radio/src/targets/simu/simpgmspace.cpp
@@ -458,11 +458,7 @@ uint32_t pwrCheck()
   return simu_shutdown ? e_power_off : e_power_on;
 }
 
-void pwrOff()
-{
-}
-
-uint32_t pwrPressed()
+bool pwrPressed()
 {
   // TODO: simulate power button
 #if defined(PWR_SWITCH_GPIO)  // STM32
@@ -478,6 +474,14 @@ void pwrInit()
 {
 }
 
+void pwrOn()
+{
+}
+
+void pwrOff()
+{
+}
+
 void readKeysAndTrims()
 {
   uint8_t index = 0;
diff --git a/radio/src/targets/taranis/backlight_driver.cpp b/radio/src/targets/taranis/backlight_driver.cpp
index f617772625..63a5bfd1ab 100644
--- a/radio/src/targets/taranis/backlight_driver.cpp
+++ b/radio/src/targets/taranis/backlight_driver.cpp
@@ -76,7 +76,7 @@ void backlightInit()
   BACKLIGHT_TIMER->CCMR2 = TIM_CCMR2_OC4M_1 | TIM_CCMR2_OC4M_2; // PWM
   BACKLIGHT_TIMER->CCER = TIM_CCER_CC4E | TIM_CCER_CC2E;
   BACKLIGHT_TIMER->CCR2 = 0;
-  BACKLIGHT_TIMER->CCR4 = 100;
+  BACKLIGHT_TIMER->CCR4 = 0;
   BACKLIGHT_TIMER->EGR = 0;
   BACKLIGHT_TIMER->CR1 = TIM_CR1_CEN; // Counter enable
 }
diff --git a/radio/src/targets/taranis/board.cpp b/radio/src/targets/taranis/board.cpp
index 9cced91b9d..3736e569b3 100644
--- a/radio/src/targets/taranis/board.cpp
+++ b/radio/src/targets/taranis/board.cpp
@@ -41,21 +41,6 @@ void watchdogInit(unsigned int duration)
   IWDG->KR = 0xCCCC;      // start
 }
 
-#if defined(PWR_BUTTON_PRESS)
-  #define PWR_PRESS_DURATION_MIN        100 // 1s
-  #define PWR_PRESS_DURATION_MAX        500 // 5s
-
-  #if LCD_DEPTH > 1
-    const unsigned char bmp_startup[] = {
-      #include "startup.lbm"
-    };
-
-    const unsigned char bmp_lock[] = {
-      #include "lock.lbm"
-    };
-  #endif
-#endif
-
 #if defined(SPORT_UPDATE_PWR_GPIO)
 void sportUpdateInit()
 {
@@ -189,63 +174,6 @@ void boardInit()
   DBGMCU_APB1PeriphConfig(DBGMCU_IWDG_STOP|DBGMCU_TIM1_STOP|DBGMCU_TIM2_STOP|DBGMCU_TIM3_STOP|DBGMCU_TIM6_STOP|DBGMCU_TIM8_STOP|DBGMCU_TIM10_STOP|DBGMCU_TIM13_STOP|DBGMCU_TIM14_STOP, ENABLE);
 #endif
 
-#if defined(PWR_BUTTON_PRESS)
-  if (!WAS_RESET_BY_WATCHDOG_OR_SOFTWARE()) {
-    lcdClear();
-#if LCD_DEPTH > 1
-    lcdDrawBitmap(76, 2, bmp_lock, 0, 60);
-#else
-    lcdDrawFilledRect(LCD_W / 2 - 18, LCD_H / 2 - 3, 6, 6, SOLID, 0);
-#endif
-    lcdRefresh();
-    lcdRefreshWait();
-
-    tmr10ms_t start = get_tmr10ms();
-    tmr10ms_t duration = 0;
-    uint8_t pwr_on = 0;
-    while (pwrPressed()) {
-      duration = get_tmr10ms() - start;
-      if (duration < PWR_PRESS_DURATION_MIN) {
-        unsigned index = duration / (PWR_PRESS_DURATION_MIN / 4);
-        lcdClear();
-#if LCD_DEPTH > 1
-        lcdDrawBitmap(76, 2, bmp_startup, index*60, 60);
-#else
-        for(uint8_t i = 0; i < 4; i++) {
-          if (index >= i) {
-            lcdDrawFilledRect(LCD_W / 2 - 18 + 10 * i, LCD_H / 2 - 3, 6, 6, SOLID, 0);
-          }
-        }
-#endif
-      }
-      else if (duration >= PWR_PRESS_DURATION_MAX) {
-        drawSleepBitmap();
-        backlightDisable();
-      }
-      else {
-        if (pwr_on != 1) {
-          pwr_on = 1;
-          pwrOn();
-          backlightInit();
-          haptic.play(15, 3, PLAY_NOW);
-        }
-      }
-      lcdRefresh();
-      lcdRefreshWait();
-    }
-    if (duration < PWR_PRESS_DURATION_MIN || duration >= PWR_PRESS_DURATION_MAX) {
-      boardOff();
-    }
-  }
-  else {
-    pwrOn();
-    backlightInit();
-  }
-#else // defined(PWR_BUTTON_PRESS)
-  pwrOn();
-  backlightInit();
-#endif
-
 #if defined(TOPLCD_GPIO)
   toplcdInit();
 #endif
@@ -266,6 +194,12 @@ void boardInit()
 #if defined(GYRO)
   gyroInit();
 #endif
+
+#if defined(RTCLOCK) && !defined(COPROCESSOR)
+  rtcInit(); // RTC must be initialized before rambackupRestore() is called
+#endif
+
+  backlightInit();
 }
 
 void boardOff()
diff --git a/radio/src/targets/taranis/board.h b/radio/src/targets/taranis/board.h
index 22e12f62c4..f50030bcad 100644
--- a/radio/src/targets/taranis/board.h
+++ b/radio/src/targets/taranis/board.h
@@ -30,8 +30,8 @@
 
 #if defined(ROTARY_ENCODER_NAVIGATION)
 // Rotary Encoder driver
-void rotaryEncoderInit(void);
-void rotaryEncoderCheck(void);
+void rotaryEncoderInit();
+void rotaryEncoderCheck();
 #endif
 
 #define FLASHSIZE                       0x80000
@@ -54,8 +54,8 @@ void rotaryEncoderCheck(void);
 extern uint16_t sessionTimer;
 
 // Board driver
-void boardInit(void);
-void boardOff(void);
+void boardInit();
+void boardOff();
 
 // Timers driver
 void init2MhzTimer();
@@ -64,8 +64,8 @@ void init5msTimer();
 // SD driver
 #define BLOCK_SIZE                      512 /* Block Size in Bytes */
 #if !defined(SIMU) || defined(SIMU_DISKIO)
-uint32_t sdIsHC(void);
-uint32_t sdGetSpeed(void);
+uint32_t sdIsHC();
+uint32_t sdGetSpeed();
 #define SD_IS_HC()                      (sdIsHC())
 #define SD_GET_SPEED()                  (sdGetSpeed())
 #define SD_GET_FREE_BLOCKNR()           (sdGetFreeSectors())
@@ -83,18 +83,18 @@ uint32_t sdGetSpeed(void);
   #define sdMount()
   #define SD_CARD_PRESENT()               true
 #else
-void sdInit(void);
-void sdMount(void);
-void sdDone(void);
-void sdPoll10ms(void);
-uint32_t sdMounted(void);
+void sdInit();
+void sdMount();
+void sdDone();
+void sdPoll10ms();
+uint32_t sdMounted();
 #define SD_CARD_PRESENT()               ((SD_GPIO_PRESENT_GPIO->IDR & SD_GPIO_PRESENT_GPIO_PIN) == 0)
 #endif
 
 // Flash Write driver
 #define FLASH_PAGESIZE 256
-void unlockFlash(void);
-void lockFlash(void);
+void unlockFlash();
+void lockFlash();
 void flashWrite(uint32_t * address, uint32_t * buffer);
 uint32_t isFirmwareStart(const uint8_t * buffer);
 uint32_t isBootloaderStart(const uint8_t * buffer);
@@ -603,15 +603,16 @@ extern "C" {
 
 // Power driver
 #define SOFT_PWR_CTRL
-void pwrInit(void);
-uint32_t pwrCheck(void);
-void pwrOn(void);
-void pwrOff(void);
-uint32_t pwrPressed(void);
+void pwrInit();
+uint32_t pwrCheck();
+void pwrOn();
+void pwrOff();
+bool pwrPressed();
 #if defined(PWR_BUTTON_PRESS)
-uint32_t pwrPressedDuration(void);
+#define STARTUP_ANIMATION
+uint32_t pwrPressedDuration();
 #endif
-void pwrResetHandler(void);
+void pwrResetHandler();
 
 #if defined(SIMU)
 #define UNEXPECTED_SHUTDOWN()           false
@@ -620,10 +621,10 @@ void pwrResetHandler(void);
 #endif
 
 // Backlight driver
-void backlightInit(void);
-void backlightDisable(void);
+void backlightInit();
+void backlightDisable();
 #define BACKLIGHT_DISABLE()             backlightDisable()
-uint8_t isBacklightEnabled(void);
+uint8_t isBacklightEnabled();
 #if defined(PCBX9E) || defined(PCBX9DP)
   void backlightEnable(uint8_t level, uint8_t color);
   #define BACKLIGHT_ENABLE()            backlightEnable(g_eeGeneral.backlightBright, g_eeGeneral.backlightColor)
@@ -646,7 +647,7 @@ uint8_t isBacklightEnabled(void);
 // I2C driver: EEPROM + Audio Volume
 #define EEPROM_SIZE                   (32*1024)
 
-void i2cInit(void);
+void i2cInit();
 void eepromReadBlock(uint8_t * buffer, size_t address, size_t size);
 void eepromStartWrite(uint8_t * buffer, size_t address, size_t size);
 uint8_t eepromIsTransferComplete();
@@ -656,8 +657,8 @@ void debugPutc(const char c);
 
 // Telemetry driver
 void telemetryPortInit(uint32_t baudrate, uint8_t mode);
-void telemetryPortSetDirectionInput(void);
-void telemetryPortSetDirectionOutput(void);
+void telemetryPortSetDirectionInput();
+void telemetryPortSetDirectionOutput();
 void sportSendByte(uint8_t byte);
 void sportSendByteLoop(uint8_t byte);
 void sportStopSendByteLoop();
@@ -678,9 +679,9 @@ extern uint32_t telemetryErrors;
 
 // Sport update driver
 #if defined(SPORT_UPDATE_PWR_GPIO)
-void sportUpdateInit(void);
-void sportUpdatePowerOn(void);
-void sportUpdatePowerOff(void);
+void sportUpdateInit();
+void sportUpdatePowerOn();
+void sportUpdatePowerOff();
 #define SPORT_UPDATE_POWER_ON()         sportUpdatePowerOn()
 #define SPORT_UPDATE_POWER_OFF()        sportUpdatePowerOff()
 #else
@@ -690,38 +691,38 @@ void sportUpdatePowerOff(void);
 #endif
 
 // Audio driver
-void audioInit(void) ;
-void audioEnd(void) ;
-void dacStart(void);
-void dacStop(void);
+void audioInit() ;
+void audioEnd() ;
+void dacStart();
+void dacStop();
 void setSampleRate(uint32_t frequency);
 #define VOLUME_LEVEL_MAX  23
 #define VOLUME_LEVEL_DEF  12
 #if !defined(SOFTWARE_VOLUME)
 void setScaledVolume(uint8_t volume);
 void setVolume(uint8_t volume);
-int32_t getVolume(void);
+int32_t getVolume();
 #endif
 #if defined(AUDIO_SPEAKER_ENABLE_GPIO)
-void initSpeakerEnable(void);
+void initSpeakerEnable();
 void enableSpeaker();
 void disableSpeaker();
 #else
-static inline void initSpeakerEnable(void) { }
-static inline void enableSpeaker(void) { }
-static inline void disableSpeaker(void) { }
+static inline void initSpeakerEnable() { }
+static inline void enableSpeaker() { }
+static inline void disableSpeaker() { }
 #endif
 #if defined(HEADPHONE_TRAINER_SWITCH_GPIO)
-void initHeadphoneTrainerSwitch(void);
-void enableHeadphone(void);
-void enableTrainer(void);
+void initHeadphoneTrainerSwitch();
+void enableHeadphone();
+void enableTrainer();
 #else
-static inline void initHeadphoneTrainerSwitch(void) { }
-static inline void enableHeadphone(void) { }
-static inline void enableTrainer(void) { }
+static inline void initHeadphoneTrainerSwitch() { }
+static inline void enableHeadphone() { }
+static inline void enableTrainer() { }
 #endif
 #if defined(JACK_DETECT_GPIO)
-void initJackDetect(void);
+void initJackDetect();
 bool isJackPlugged();
 #endif
 void audioConsumeCurrentBuffer();
@@ -729,12 +730,12 @@ void audioConsumeCurrentBuffer();
 #define audioEnableIrq()                __enable_irq()
 
 // Haptic driver
-void hapticInit(void);
-void hapticOff(void);
+void hapticInit();
+void hapticOff();
 #if defined(HAPTIC_PWM)
   void hapticOn(uint32_t pwmPercent);
 #else
-  void hapticOn(void);
+  void hapticOn();
 #endif
 
 // Second serial port driver
@@ -745,8 +746,8 @@ extern uint8_t auxSerialMode;
 void auxSerialInit(unsigned int mode, unsigned int protocol);
 void auxSerialPutc(char c);
 #define auxSerialTelemetryInit(protocol) auxSerialInit(UART_MODE_TELEMETRY, protocol)
-void auxSerialSbusInit(void);
-void auxSerialStop(void);
+void auxSerialSbusInit();
+void auxSerialStop();
 #endif
 
 // BT driver
@@ -760,9 +761,9 @@ void auxSerialStop(void);
 #define BT_TX_FIFO_SIZE    64
 #define BT_RX_FIFO_SIZE    128
 void bluetoothInit(uint32_t baudrate, bool enable);
-void bluetoothWriteWakeup(void);
-uint8_t bluetoothIsWriting(void);
-void bluetoothDisable(void);
+void bluetoothWriteWakeup();
+uint8_t bluetoothIsWriting();
+void bluetoothDisable();
 #if defined(PCBX9LITE)
   #define IS_BLUETOOTH_CHIP_PRESENT()     (false)
 #elif (defined(PCBX7) || defined(PCBXLITE)) && !defined(SIMU)
@@ -773,11 +774,11 @@ void bluetoothDisable(void);
 #endif
 
 // LED driver
-void ledInit(void);
-void ledOff(void);
-void ledRed(void);
-void ledGreen(void);
-void ledBlue(void);
+void ledInit();
+void ledOff();
+void ledRed();
+void ledGreen();
+void ledBlue();
 
 // LCD driver
 #if defined(PCBX9D) || defined(PCBX9DP) || defined(PCBX9E)
@@ -803,9 +804,9 @@ void ledBlue(void);
 #define IS_LCD_RESET_NEEDED()           true
 #endif
 
-void lcdInit(void);
-void lcdInitFinish(void);
-void lcdOff(void);
+void lcdInit();
+void lcdInitFinish();
+void lcdOff();
 
 // TODO lcdRefreshWait() stub in simpgmspace and remove LCD_DUAL_BUFFER
 #if defined(LCD_DMA) && !defined(LCD_DUAL_BUFFER) && !defined(SIMU)
@@ -814,19 +815,19 @@ void lcdRefreshWait();
 #define lcdRefreshWait()
 #endif
 #if defined(PCBX9D) || defined(SIMU) || !defined(__cplusplus)
-void lcdRefresh(void);
+void lcdRefresh();
 #else
 void lcdRefresh(bool wait=true); // TODO uint8_t wait to simplify this
 #endif
 void lcdSetRefVolt(unsigned char val);
-void lcdSetContrast(void);
+void lcdSetContrast();
 
 // Top LCD driver
 #if defined(TOPLCD_GPIO)
-void toplcdInit(void);
-void toplcdOff(void);
-void toplcdRefreshStart(void);
-void toplcdRefreshEnd(void);
+void toplcdInit();
+void toplcdOff();
+void toplcdRefreshStart();
+void toplcdRefreshEnd();
 void setTopFirstTimer(int32_t value);
 void setTopSecondTimer(uint32_t value);
 void setTopRssi(uint32_t rssi);
diff --git a/radio/src/targets/taranis/pwr_driver.cpp b/radio/src/targets/taranis/pwr_driver.cpp
index b74e0d4305..757a6ef068 100644
--- a/radio/src/targets/taranis/pwr_driver.cpp
+++ b/radio/src/targets/taranis/pwr_driver.cpp
@@ -83,14 +83,14 @@ void pwrOff()
   GPIO_ResetBits(PWR_ON_GPIO, PWR_ON_GPIO_PIN);
 }
 
-uint32_t pwrPressed()
+bool pwrPressed()
 {
   return GPIO_ReadInputDataBit(PWR_SWITCH_GPIO, PWR_SWITCH_GPIO_PIN) == Bit_RESET;
 }
 
 void pwrResetHandler()
 {
-  RCC->AHB1ENR |= RCC_AHB1ENR_GPIOEEN;
+  RCC->AHB1ENR |= PWR_RCC_AHB1Periph;
 
   // these two NOPs are needed (see STM32F errata sheet) before the peripheral
   // register can be written after the peripheral clock was enabled