diff --git a/f3/select_processor.mk b/f3/select_processor.mk
index 65398139ac45cadd554b6f5592317411c98a0314..3acc4b09f83be6a799c6d3416e57b6fa6f8831db 100644
--- a/f3/select_processor.mk
+++ b/f3/select_processor.mk
@@ -32,11 +32,11 @@ else ifeq ($(TARGET_PROCESSOR),STM32F302C8)
   PROCESSOR_MACRO=STM32F302x8
 else ifeq ($(TARGET_PROCESSOR),STM32F302CB)
   LINKER_SCRIPT_FILE=STM32F3_128FLASH_32RAM.ld
-  STARTUP_FILE=startup_stm32f302xC.s
+  STARTUP_FILE=startup_stm32f302xc.s
   PROCESSOR_MACRO=STM32F302xC
 else ifeq ($(TARGET_PROCESSOR),STM32F302CC)
   LINKER_SCRIPT_FILE=STM32F3_256FLASH_40RAM.ld
-  STARTUP_FILE=startup_stm32f302xC.s
+  STARTUP_FILE=startup_stm32f302xc.s
   PROCESSOR_MACRO=STM32F302xC
 else ifeq ($(TARGET_PROCESSOR),STM32F302K6)
   LINKER_SCRIPT_FILE=STM32F3_32FLASH_16RAM.ld
@@ -56,43 +56,43 @@ else ifeq ($(TARGET_PROCESSOR),STM32F302R8)
   PROCESSOR_MACRO=STM32F302x8
 else ifeq ($(TARGET_PROCESSOR),STM32F302RB)
   LINKER_SCRIPT_FILE=STM32F3_128FLASH_32RAM.ld
-  STARTUP_FILE=startup_stm32f302xC.s
+  STARTUP_FILE=startup_stm32f302xc.s
   PROCESSOR_MACRO=STM32F302xC
 else ifeq ($(TARGET_PROCESSOR),STM32F302RC)
   LINKER_SCRIPT_FILE=STM32F3_256FLASH_40RAM.ld
-  STARTUP_FILE=startup_stm32f302xC.s
+  STARTUP_FILE=startup_stm32f302xc.s
   PROCESSOR_MACRO=STM32F302xC
 else ifeq ($(TARGET_PROCESSOR),STM32F302RD)
   LINKER_SCRIPT_FILE=STM32F3_384FLASH_64RAM.ld
-  STARTUP_FILE=startup_stm32f302xE.s
+  STARTUP_FILE=startup_stm32f302xe.s
   PROCESSOR_MACRO=STM32F302xE
 else ifeq ($(TARGET_PROCESSOR),STM32F302RE)
   LINKER_SCRIPT_FILE=STM32F3_512FLASH_64RAM.ld
-  STARTUP_FILE=startup_stm32f302xE.s
+  STARTUP_FILE=startup_stm32f302xe.s
   PROCESSOR_MACRO=STM32F302xE
 else ifeq ($(TARGET_PROCESSOR),STM32F302VB)
   LINKER_SCRIPT_FILE=STM32F3_128FLASH_32RAM.ld
-  STARTUP_FILE=startup_stm32f302xC.s
+  STARTUP_FILE=startup_stm32f302xc.s
   PROCESSOR_MACRO=STM32F302xC
 else ifeq ($(TARGET_PROCESSOR),STM32F302VC)
   LINKER_SCRIPT_FILE=STM32F3_256FLASH_40RAM.ld
-  STARTUP_FILE=startup_stm32f302xC.s
+  STARTUP_FILE=startup_stm32f302xc.s
   PROCESSOR_MACRO=STM32F302xC
 else ifeq ($(TARGET_PROCESSOR),STM32F302VD)
   LINKER_SCRIPT_FILE=STM32F3_384FLASH_64RAM.ld
-  STARTUP_FILE=startup_stm32f302xE.s
+  STARTUP_FILE=startup_stm32f302xe.s
   PROCESSOR_MACRO=STM32F302xE
 else ifeq ($(TARGET_PROCESSOR),STM32F302VE)
   LINKER_SCRIPT_FILE=STM32F3_512FLASH_64RAM.ld
-  STARTUP_FILE=startup_stm32f302xE.s
+  STARTUP_FILE=startup_stm32f302xe.s
   PROCESSOR_MACRO=STM32F302xE
 else ifeq ($(TARGET_PROCESSOR),STM32F302ZD)
   LINKER_SCRIPT_FILE=STM32F3_384FLASH_64RAM.ld
-  STARTUP_FILE=startup_stm32f302xE.s
+  STARTUP_FILE=startup_stm32f302xe.s
   PROCESSOR_MACRO=STM32F302xE
 else ifeq ($(TARGET_PROCESSOR),STM32F302ZE)
   LINKER_SCRIPT_FILE=STM32F3_512FLASH_64RAM.ld
-  STARTUP_FILE=startup_stm32f302xE.s
+  STARTUP_FILE=startup_stm32f302xe.s
   PROCESSOR_MACRO=STM32F302xE
 else ifeq ($(TARGET_PROCESSOR),STM32F303C6)
   LINKER_SCRIPT_FILE=STM32F3_32FLASH_16RAM.ld
@@ -104,11 +104,11 @@ else ifeq ($(TARGET_PROCESSOR),STM32F303C8)
   PROCESSOR_MACRO=STM32F303x8
 else ifeq ($(TARGET_PROCESSOR),STM32F303CB)
   LINKER_SCRIPT_FILE=STM32F3_128FLASH_40RAM.ld
-  STARTUP_FILE=startup_stm32f303xC.s
+  STARTUP_FILE=startup_stm32f303xc.s
   PROCESSOR_MACRO=STM32F303xC
 else ifeq ($(TARGET_PROCESSOR),STM32F303CC)
   LINKER_SCRIPT_FILE=STM32F3_256FLASH_48RAM.ld
-  STARTUP_FILE=startup_stm32f303xC.s
+  STARTUP_FILE=startup_stm32f303xc.s
   PROCESSOR_MACRO=STM32F303xC
 else ifeq ($(TARGET_PROCESSOR),STM32F303K6)
   LINKER_SCRIPT_FILE=STM32F3_32FLASH_16RAM.ld
@@ -128,43 +128,43 @@ else ifeq ($(TARGET_PROCESSOR),STM32F303R8)
   PROCESSOR_MACRO=STM32F303x8
 else ifeq ($(TARGET_PROCESSOR),STM32F303RB)
   LINKER_SCRIPT_FILE=STM32F3_128FLASH_40RAM.ld
-  STARTUP_FILE=startup_stm32f303xC.s
+  STARTUP_FILE=startup_stm32f303xc.s
   PROCESSOR_MACRO=STM32F303xC
 else ifeq ($(TARGET_PROCESSOR),STM32F303RC)
   LINKER_SCRIPT_FILE=STM32F3_256FLASH_48RAM.ld
-  STARTUP_FILE=startup_stm32f303xC.s
+  STARTUP_FILE=startup_stm32f303xc.s
   PROCESSOR_MACRO=STM32F303xC
 else ifeq ($(TARGET_PROCESSOR),STM32F303RD)
   LINKER_SCRIPT_FILE=STM32F3_384FLASH_80RAM.ld
-  STARTUP_FILE=startup_stm32f303xE.s
+  STARTUP_FILE=startup_stm32f303xe.s
   PROCESSOR_MACRO=STM32F303xE
 else ifeq ($(TARGET_PROCESSOR),STM32F303RE)
   LINKER_SCRIPT_FILE=STM32F3_512FLASH_80RAM.ld
-  STARTUP_FILE=startup_stm32f303xE.s
+  STARTUP_FILE=startup_stm32f303xe.s
   PROCESSOR_MACRO=STM32F303xE
 else ifeq ($(TARGET_PROCESSOR),STM32F303VB)
   LINKER_SCRIPT_FILE=STM32F3_128FLASH_40RAM.ld
-  STARTUP_FILE=startup_stm32f303xC.s
+  STARTUP_FILE=startup_stm32f303xc.s
   PROCESSOR_MACRO=STM32F303xC
 else ifeq ($(TARGET_PROCESSOR),STM32F303VC)
   LINKER_SCRIPT_FILE=STM32F3_256FLASH_48RAM.ld
-  STARTUP_FILE=startup_stm32f303xC.s
+  STARTUP_FILE=startup_stm32f303xc.s
   PROCESSOR_MACRO=STM32F303xC
 else ifeq ($(TARGET_PROCESSOR),STM32F303VD)
   LINKER_SCRIPT_FILE=STM32F3_384FLASH_80RAM.ld
-  STARTUP_FILE=startup_stm32f303xE.s
+  STARTUP_FILE=startup_stm32f303xe.s
   PROCESSOR_MACRO=STM32F303xE
 else ifeq ($(TARGET_PROCESSOR),STM32F303VE)
   LINKER_SCRIPT_FILE=STM32F3_512FLASH_80RAM.ld
-  STARTUP_FILE=startup_stm32f303xE.s
+  STARTUP_FILE=startup_stm32f303xe.s
   PROCESSOR_MACRO=STM32F303xE
 else ifeq ($(TARGET_PROCESSOR),STM32F303ZD)
   LINKER_SCRIPT_FILE=STM32F3_384FLASH_80RAM.ld
-  STARTUP_FILE=startup_stm32f303xE.s
+  STARTUP_FILE=startup_stm32f303xe.s
   PROCESSOR_MACRO=STM32F303xE
 else ifeq ($(TARGET_PROCESSOR),STM32F303ZE)
   LINKER_SCRIPT_FILE=STM32F3_512FLASH_80RAM.ld
-  STARTUP_FILE=startup_stm32f303xE.s
+  STARTUP_FILE=startup_stm32f303xe.s
   PROCESSOR_MACRO=STM32F303xE
 else ifeq ($(TARGET_PROCESSOR),STM32F318C8)
   LINKER_SCRIPT_FILE=STM32F3_64FLASH_16RAM.ld
@@ -224,39 +224,39 @@ else ifeq ($(TARGET_PROCESSOR),STM32F358VC)
   PROCESSOR_MACRO=STM32F358xx
 else ifeq ($(TARGET_PROCESSOR),STM32F373C8)
   LINKER_SCRIPT_FILE=STM32F3_64FLASH_16RAM.ld
-  STARTUP_FILE=startup_stm32f373xC.s
+  STARTUP_FILE=startup_stm32f373xc.s
   PROCESSOR_MACRO=STM32F373xC
 else ifeq ($(TARGET_PROCESSOR),STM32F373CB)
   LINKER_SCRIPT_FILE=STM32F3_128FLASH_24RAM.ld
-  STARTUP_FILE=startup_stm32f373xC.s
+  STARTUP_FILE=startup_stm32f373xc.s
   PROCESSOR_MACRO=STM32F373xC
 else ifeq ($(TARGET_PROCESSOR),STM32F373CC)
   LINKER_SCRIPT_FILE=STM32F3_256FLASH_32RAM.ld
-  STARTUP_FILE=startup_stm32f373xC.s
+  STARTUP_FILE=startup_stm32f373xc.s
   PROCESSOR_MACRO=STM32F373xC
 else ifeq ($(TARGET_PROCESSOR),STM32F373R8)
   LINKER_SCRIPT_FILE=STM32F3_64FLASH_16RAM.ld
-  STARTUP_FILE=startup_stm32f373xC.s
+  STARTUP_FILE=startup_stm32f373xc.s
   PROCESSOR_MACRO=STM32F373xC
 else ifeq ($(TARGET_PROCESSOR),STM32F373RB)
   LINKER_SCRIPT_FILE=STM32F3_128FLASH_24RAM.ld
-  STARTUP_FILE=startup_stm32f373xC.s
+  STARTUP_FILE=startup_stm32f373xc.s
   PROCESSOR_MACRO=STM32F373xC
 else ifeq ($(TARGET_PROCESSOR),STM32F373RC)
   LINKER_SCRIPT_FILE=STM32F3_256FLASH_32RAM.ld
-  STARTUP_FILE=startup_stm32f373xC.s
+  STARTUP_FILE=startup_stm32f373xc.s
   PROCESSOR_MACRO=STM32F373xC
 else ifeq ($(TARGET_PROCESSOR),STM32F373V8)
   LINKER_SCRIPT_FILE=STM32F3_64FLASH_16RAM.ld
-  STARTUP_FILE=startup_stm32f373xC.s
+  STARTUP_FILE=startup_stm32f373xc.s
   PROCESSOR_MACRO=STM32F373xC
 else ifeq ($(TARGET_PROCESSOR),STM32F373VB)
   LINKER_SCRIPT_FILE=STM32F3_128FLASH_24RAM.ld
-  STARTUP_FILE=startup_stm32f373xC.s
+  STARTUP_FILE=startup_stm32f373xc.s
   PROCESSOR_MACRO=STM32F373xC
 else ifeq ($(TARGET_PROCESSOR),STM32F373VC)
   LINKER_SCRIPT_FILE=STM32F3_256FLASH_32RAM.ld
-  STARTUP_FILE=startup_stm32f373xC.s
+  STARTUP_FILE=startup_stm32f373xc.s
   PROCESSOR_MACRO=STM32F373xC
 else ifeq ($(TARGET_PROCESSOR),STM32F378CC)
   LINKER_SCRIPT_FILE=STM32F3_256FLASH_32RAM.ld