diff --git a/radio/src/opentx.cpp b/radio/src/opentx.cpp
index c539e5780..b0dd96212 100644
--- a/radio/src/opentx.cpp
+++ b/radio/src/opentx.cpp
@@ -1352,13 +1352,6 @@ uint8_t checkTrim(uint8_t event)
 #endif
 }
 
-#if defined(PCBSKY9X) && !defined(REVA)
-uint16_t Current_analogue;
-uint16_t Current_max;
-uint32_t Current_accumulator;
-uint32_t Current_used;
-#endif
-
 #if !defined(SIMU)
 static uint16_t s_anaFilt[NUMBER_ANALOG];
 #endif
diff --git a/radio/src/targets/sky9x/board_sky9x.cpp b/radio/src/targets/sky9x/board_sky9x.cpp
index 40cb33aa1..dcbdac3bf 100644
--- a/radio/src/targets/sky9x/board_sky9x.cpp
+++ b/radio/src/targets/sky9x/board_sky9x.cpp
@@ -42,6 +42,13 @@ volatile uint32_t Tenms ;
 volatile uint8_t lcdLock;
 volatile uint32_t lcdInputs;
 
+#if !defined(REVA)
+uint16_t Current_analogue;
+uint16_t Current_max;
+uint32_t Current_accumulator;
+uint32_t Current_used;
+#endif
+
 extern "C" void sam_boot( void ) ;
 
 // Prototype
@@ -672,3 +679,28 @@ void setSticksGain(uint8_t gains)
   padc->ADC_CGR = gain;
   padc->ADC_COR = offset;
 }
+
+
+#if !defined(REVA)
+void calcConsumption()
+{
+  Current_accumulator += Current_analogue ;
+  static uint32_t OneSecTimer;
+  if (++OneSecTimer >= 100) {
+    OneSecTimer -= 100 ;
+    Current_used += Current_accumulator / 100 ;                     // milliAmpSeconds (but scaled)
+    Current_accumulator = 0 ;
+  }
+}
+#endif
+
+void checkTrainerSettings()
+{
+  if (SLAVE_MODE()) {
+    PIOC->PIO_PDR = PIO_PC22;
+  }
+  else {
+    PIOC->PIO_PER = PIO_PC22;
+  }
+}
+
diff --git a/radio/src/targets/sky9x/board_sky9x.h b/radio/src/targets/sky9x/board_sky9x.h
index 5d7e360bc..f0e6078a4 100644
--- a/radio/src/targets/sky9x/board_sky9x.h
+++ b/radio/src/targets/sky9x/board_sky9x.h
@@ -168,11 +168,14 @@ extern uint16_t Current_max;
 extern uint32_t Current_accumulator;
 extern uint32_t Current_used;
 extern uint16_t sessionTimer;
+void calcConsumption();
 #endif
 
 #define SLAVE_MODE() (pwrCheck() == e_power_trainer)
-#define JACK_PPM_OUT() PIOC->PIO_PDR = PIO_PC22
-#define JACK_PPM_IN() PIOC->PIO_PER = PIO_PC22
+// #define JACK_PPM_OUT() PIOC->PIO_PDR = PIO_PC22
+// #define JACK_PPM_IN() PIOC->PIO_PER = PIO_PC22
+void checkTrainerSettings();
+
 
 void setSticksGain(uint8_t gains);
 
diff --git a/radio/src/targets/taranis/board_taranis.h b/radio/src/targets/taranis/board_taranis.h
index b8d4719b4..98170bfe6 100644
--- a/radio/src/targets/taranis/board_taranis.h
+++ b/radio/src/targets/taranis/board_taranis.h
@@ -82,8 +82,8 @@ extern "C" {
 #define TIMER_MULT_APB1    2
 #define TIMER_MULT_APB2    2
 
-#define JACK_PPM_OUT()
-#define JACK_PPM_IN()
+// #define JACK_PPM_OUT()
+// #define JACK_PPM_IN()
 
 #define PIN_MODE_MASK      0x0003
 #define PIN_INPUT          0x0000
diff --git a/radio/src/tasks_arm.cpp b/radio/src/tasks_arm.cpp
index 10f1871c5..8883b6fcc 100644
--- a/radio/src/tasks_arm.cpp
+++ b/radio/src/tasks_arm.cpp
@@ -42,49 +42,8 @@ uint8_t requiredSpeakerVolume;
 
 extern void batteryCheck();
 
-void perMainArm()
+void handleUsbConnection()
 {
-#if defined(PCBSKY9X)
-  Current_accumulator += Current_analogue ;
-  static uint32_t OneSecTimer;
-  if (++OneSecTimer >= 100) {
-    OneSecTimer -= 100 ;
-    Current_used += Current_accumulator / 100 ;                     // milliAmpSeconds (but scaled)
-    Current_accumulator = 0 ;
-  }
-#endif
-
-  if (currentSpeakerVolume != requiredSpeakerVolume) {
-    currentSpeakerVolume = requiredSpeakerVolume;
-    setVolume(currentSpeakerVolume);
-  }
-
-  if (!usbPlugged()) {
-    // TODO merge these 2 branches
-#if defined(PCBSKY9X)
-    if (Eeprom32_process_state != E32_IDLE)
-      ee32_process();
-    else if (TIME_TO_WRITE())
-      eeCheck(false);
-#else
-    if (theFile.isWriting())
-      theFile.nextWriteStep();
-    else if (TIME_TO_WRITE())
-      eeCheck(false);
-#endif
-  }
-
-  sdMountPoll();
-  writeLogs();
-
-  uint8_t evt = getEvent(false);
-  if (evt && (g_eeGeneral.backlightMode & e_backlight_mode_keys)) backlightOn(); // on keypress turn the light on
-  checkBacklight();
-
-#if defined(PCBTARANIS)
-  checkTrainerSettings();
-#endif
-
 #if defined(PCBTARANIS) && !defined(SIMU)
   static bool usbStarted = false;
   if (!usbStarted && usbPlugged()) {
@@ -111,12 +70,55 @@ void perMainArm()
   }
 #endif
 #endif //#if defined(PCBTARANIS) && !defined(SIMU)
+}
 
+void checkSpeakerVolume()
+{
+  if (currentSpeakerVolume != requiredSpeakerVolume) {
+    currentSpeakerVolume = requiredSpeakerVolume;
+    setVolume(currentSpeakerVolume);
+  }
+}
+
+void checkEeprom()
+{
+  if (!usbPlugged()) {
+    // TODO merge these 2 branches
+#if defined(PCBSKY9X)
+    if (Eeprom32_process_state != E32_IDLE)
+      ee32_process();
+    else if (TIME_TO_WRITE())
+      eeCheck(false);
+#else
+    if (theFile.isWriting())
+      theFile.nextWriteStep();
+    else if (TIME_TO_WRITE())
+      eeCheck(false);
+#endif
+  }
+}
+
+void perMainArm()
+{
+#if defined(PCBSKY9X) && !defined(REVA)
+  calcConsumption();
+#endif
+  checkSpeakerVolume();
+  checkEeprom();
+  sdMountPoll();
+  writeLogs();
+  handleUsbConnection();
+  checkTrainerSettings();
+
+  uint8_t evt = getEvent(false);
+  if (evt && (g_eeGeneral.backlightMode & e_backlight_mode_keys)) backlightOn(); // on keypress turn the light on
+  checkBacklight();
 #if defined(NAVIGATION_STICKS)
   uint8_t sticks_evt = getSticksNavigationEvent();
   if (sticks_evt) evt = sticks_evt;
 #endif
 
+
 #if defined(USB_MASS_STORAGE)
   if (usbPlugged()) {
     lcd_clear();
@@ -157,16 +159,7 @@ void perMainArm()
   }
 
   drawStatusLine();
-
   lcdRefresh();
-
-  if (SLAVE_MODE()) {
-    JACK_PPM_OUT();
-  }
-  else {
-    JACK_PPM_IN();
-  }
-
   batteryCheck();
 }