diff --git a/avr/devices/all/sendvalue.asm b/avr/devices/all/sendvalue.asm
index 06d8cc7..1feb93b 100644
--- a/avr/devices/all/sendvalue.asm
+++ b/avr/devices/all/sendvalue.asm
@@ -28,7 +28,7 @@
 
 Main_SendValueReport:
   push r17
-    rcall NET_Buffer_Alloc               ; (R16, R17, X)
+    bigcall NET_Buffer_Alloc               ; (R16, R17, X)
   pop r17
   brcc Main_SendValueReport_end          ; jmp on error
   push r16                               ; buffer num
@@ -36,10 +36,10 @@ Main_SendValueReport:
     adiw xh:xl, 1
     ldi yl, LOW(netInterfaceData)
     ldi yh, HIGH(netInterfaceData)
-    rcall NETMSG_ValueWriteReport        ; (R16, R17, R18, R19, R20, R21, R23, R24, R25)
+    bigcall NETMSG_ValueWriteReport      ; (R16, R17, R18, R19, R20, R21, R23, R24, R25)
     sbiw xh:xl, 1
   pop r16                                ; buffer num
-  rcall NET_Interface_AddOrReleaseOutMsg ; (R16, R17, R18, X)
+  bigcall NET_Interface_AddOrReleaseOutMsg ; (R16, R17, R18, X)
 Main_SendValueReport_end:
   ret
 ; @end
@@ -59,7 +59,7 @@ Main_SendValueReport_end:
 
 Main_SendValueResponse:
   push r17
-    rcall NET_Buffer_Alloc               ; (R16, R17, X)
+    bigcall NET_Buffer_Alloc             ; (R16, R17, X)
   pop r17
   brcc Main_SendValueResponse_end        ; jmp on error
   push r16                               ; buffer num
@@ -68,10 +68,10 @@ Main_SendValueResponse:
     adiw xh:xl, 1
     ldi yl, LOW(netInterfaceData)
     ldi yh, HIGH(netInterfaceData)
-    rcall NETMSG_ValueWriteResponse      ; (R16, R17, R18, R19, R20, R21, R23, R24, R25)
+    bigcall NETMSG_ValueWriteResponse    ; (R16, R17, R18, R19, R20, R21, R23, R24, R25)
     sbiw xh:xl, 1
   pop r16                                ; buffer num
-  rcall NET_Interface_AddOrReleaseOutMsg ; (R16, R17, R18, X)
+  bigcall NET_Interface_AddOrReleaseOutMsg ; (R16, R17, R18, X)
 Main_SendValueResponse_end:
   ret
 ; @end
diff --git a/avr/modules/basetimer/main.asm b/avr/modules/basetimer/main.asm
index 077defc..a119317 100644
--- a/avr/modules/basetimer/main.asm
+++ b/avr/modules/basetimer/main.asm
@@ -51,7 +51,7 @@ BaseTimer_Init:            ; setup timer for IRQ every 100ms
   ldi r17, (baseTimerModuleData_end-baseTimerModuleData)
   rcall Utils_FillSram
 
-  rcall systemSetupTimer0
+  bigcall systemSetupTimer0
   sec
   ret
 ; @end
@@ -92,7 +92,7 @@ BaseTimer_Run:
 BaseTimer_Run_loop:                       ; for every timer tick
     push r24
       push r25
-        rcall onSystemTimerTick
+        bigcall onSystemTimerTick
       pop r25
     pop r24
     sbiw r25:r24, 1
diff --git a/avr/modules/network/iface.asm b/avr/modules/network/iface.asm
index d1e584f..0911a60 100644
--- a/avr/modules/network/iface.asm
+++ b/avr/modules/network/iface.asm
@@ -22,7 +22,7 @@ NET_Interface_Init:
   mov xh, yh
   ldi r17, NET_IFACE_SIZE
   clr r16
-  rcall Utils_FillSram         ; (R17, X)
+  bigcall Utils_FillSram         ; (R17, X)
 
   push yl
     push yh
@@ -243,7 +243,7 @@ NET_Interface_ResetStats:
     adiw xh:xl, NET_IFACE_OFFS_PACKETSIN_LOW
     ldi r17, ((NET_IFACE_OFFS_ERR_MISSED_HIGH+1)-NET_IFACE_OFFS_PACKETSIN_LOW)
     clr r16
-    rcall Utils_FillSram         ; (R17, X)
+    bigcall Utils_FillSram         ; (R17, X)
     out SREG, r15
   pop r15
   ret
diff --git a/avr/modules/network/msg/common.asm b/avr/modules/network/msg/common.asm
index c240472..ff19189 100644
--- a/avr/modules/network/msg/common.asm
+++ b/avr/modules/network/msg/common.asm
@@ -18,7 +18,7 @@
 NETMSG_Common_AddUidToBuffer:
   push xh
     push xl
-      rcall Utils_ReadUid                  ; (R16, X)
+      bigcall Utils_ReadUid                  ; (R16, X)
     pop xl
   pop xh
   st X+, r18
@@ -68,7 +68,7 @@ NETMSG_AddNextMsgIdToBuffer:
 NETMSG_CheckUidInMsg:
   push xl
     push xh
-      rcall Utils_ReadUid
+      bigcall Utils_ReadUid
     pop xh
   pop xl
   ld r16, X+