diff --git a/fsw/inc/cfe_psp.h b/fsw/inc/cfe_psp.h
index 8884e0d5..21e9b911 100644
--- a/fsw/inc/cfe_psp.h
+++ b/fsw/inc/cfe_psp.h
@@ -178,7 +178,7 @@ extern void CFE_PSP_Main(void);
  *
  * Outputs an OS_time_t value indicating the time elapsed since an epoch.  The
  * epoch is not defined, but typically represents the system boot time.  The
- * value increases continously over time and cannot be reset by software.
+ * value increases continuously over time and cannot be reset by software.
  *
  * This is similar to the CFE_PSP_Get_Timebase(), but additionally it normalizes
  * the output value to an OS_time_t, thereby providing consistent units to
@@ -221,7 +221,7 @@ extern uint32 CFE_PSP_GetProcessorId(void);
 
 extern uint32 CFE_PSP_GetSpacecraftId(void);
 /*
-** CFE_PSP_GetSpacecraftId retuns the Spacecraft ID (if any )
+** CFE_PSP_GetSpacecraftId returns the Spacecraft ID (if any )
 */
 
 extern const char *CFE_PSP_GetProcessorName(void);
diff --git a/fsw/mcp750-vxworks/inc/cfe_psp_config.h b/fsw/mcp750-vxworks/inc/cfe_psp_config.h
index 7a5b2498..5b9901a4 100644
--- a/fsw/mcp750-vxworks/inc/cfe_psp_config.h
+++ b/fsw/mcp750-vxworks/inc/cfe_psp_config.h
@@ -55,7 +55,7 @@
 #define CFE_PSP_VX_TIMEBASE_PERIOD_DENOMINATOR 1
 
 /*
-** This define sets the number of memory ranges that are defined in the memory range defintion
+** This define sets the number of memory ranges that are defined in the memory range definition
 ** table.
 */
 #define CFE_PSP_MEM_TABLE_SIZE 10
diff --git a/fsw/mcp750-vxworks/src/cfe_psp_exception.c b/fsw/mcp750-vxworks/src/cfe_psp_exception.c
index c546110b..e1330a2c 100644
--- a/fsw/mcp750-vxworks/src/cfe_psp_exception.c
+++ b/fsw/mcp750-vxworks/src/cfe_psp_exception.c
@@ -76,7 +76,7 @@ void CFE_PSP_ExceptionHook(TASK_ID task_id, int vector, void *vpEsf);
 **
 **   Name: CFE_PSP_AttachExceptions
 **
-**   Purpose: This function Initializes the task execptions and adds a hook
+**   Purpose: This function Initializes the task exceptions and adds a hook
 **              into the VxWorks exception handling.  The below hook is called
 **              for every exception that VxWorks catches.
 **
@@ -178,7 +178,7 @@ void CFE_PSP_SetDefaultExceptionEnvironment(void)
 
     vxFpscrSet(vxFpscrGet() | _PPC_FPSCR_VE | /* enable exceptions for invalid operations */
                _PPC_FPSCR_OE |                /* enable overflow exceptions */
-               _PPC_FPSCR_NI |                /* Non-IEEE mode for denormailized numbers */
+               _PPC_FPSCR_NI |                /* Non-IEEE mode for denormalized numbers */
                _PPC_FPSCR_ZE);                /* enable divide by zero exceptions */
 
     vxFpscrSet(vxFpscrGet() | _PPC_FPSCR_XE | /* fp inexact exc enable */
diff --git a/fsw/mcp750-vxworks/src/cfe_psp_memory.c b/fsw/mcp750-vxworks/src/cfe_psp_memory.c
index 31795876..26e036b8 100644
--- a/fsw/mcp750-vxworks/src/cfe_psp_memory.c
+++ b/fsw/mcp750-vxworks/src/cfe_psp_memory.c
@@ -26,7 +26,7 @@
 ** Purpose:
 **   cFE PSP Memory related functions. This is the implementation of the cFE
 **   memory areas that have to be preserved, and the API that is designed to allow
-**   acccess to them. It also contains memory related routines to return the
+**   access to them. It also contains memory related routines to return the
 **   address of the kernel code used in the cFE checksum.
 **
 ** History:
@@ -457,7 +457,7 @@ int32 CFE_PSP_GetKernelTextSegmentInfo(cpuaddr *PtrToKernelSegment, uint32 *Size
         /*
         ** Get the kernel start and end
         ** addresses from the BSP, because the
-        ** symbol table does not contain the symbls we need for this
+        ** symbol table does not contain the symbols we need for this
         */
         StartAddress = (cpuaddr)GetWrsKernelTextStart();
         EndAddress   = (cpuaddr)GetWrsKernelTextEnd();
diff --git a/fsw/mcp750-vxworks/src/cfe_psp_ssr.c b/fsw/mcp750-vxworks/src/cfe_psp_ssr.c
index e5139310..6bbd9a61 100644
--- a/fsw/mcp750-vxworks/src/cfe_psp_ssr.c
+++ b/fsw/mcp750-vxworks/src/cfe_psp_ssr.c
@@ -24,7 +24,7 @@
 ** Purpose:
 **   This file contains glue routines between the cFE and the OS Board Support Package ( BSP ).
 **   The functions here allow the cFE to interface functions that are board and OS specific
-**   and usually dont fit well in the OS abstraction layer.
+**   and usually don't fit well in the OS abstraction layer.
 **
 ** History:
 **   2005/06/05  Alan Cudmore    | Initial version,
diff --git a/fsw/mcp750-vxworks/src/cfe_psp_start.c b/fsw/mcp750-vxworks/src/cfe_psp_start.c
index e0e268a5..c0b3a003 100644
--- a/fsw/mcp750-vxworks/src/cfe_psp_start.c
+++ b/fsw/mcp750-vxworks/src/cfe_psp_start.c
@@ -118,7 +118,7 @@ void OS_Application_Startup(void)
 
     /*
     ** Set up the virtual FS mapping for the "/cf" directory
-    ** On this platform it is will use the CF:0 physical device.
+    ** On this platform it will use the CF:0 physical device.
     */
     Status = OS_FileSysAddFixedMap(&fs_id, "CF:0", "/cf");
     if (Status != OS_SUCCESS)
diff --git a/fsw/mcp750-vxworks/src/cfe_psp_support.c b/fsw/mcp750-vxworks/src/cfe_psp_support.c
index bf9b0110..1f91a461 100644
--- a/fsw/mcp750-vxworks/src/cfe_psp_support.c
+++ b/fsw/mcp750-vxworks/src/cfe_psp_support.c
@@ -24,7 +24,7 @@
 ** Purpose:
 **   This file contains glue routines between the cFE and the OS Board Support Package ( BSP ).
 **   The functions here allow the cFE to interface functions that are board and OS specific
-**   and usually dont fit well in the OS abstraction layer.
+**   and usually don't fit well in the OS abstraction layer.
 **
 ** History:
 **   2005/06/05  Alan Cudmore    | Initial version,
diff --git a/fsw/mcp750-vxworks/src/cfe_psp_watchdog.c b/fsw/mcp750-vxworks/src/cfe_psp_watchdog.c
index 8a1636a6..cdb9089f 100644
--- a/fsw/mcp750-vxworks/src/cfe_psp_watchdog.c
+++ b/fsw/mcp750-vxworks/src/cfe_psp_watchdog.c
@@ -24,7 +24,7 @@
 ** Purpose:
 **   This file contains glue routines between the cFE and the OS Board Support Package ( BSP ).
 **   The functions here allow the cFE to interface functions that are board and OS specific
-**   and usually dont fit well in the OS abstraction layer.
+**   and usually don't fit well in the OS abstraction layer.
 **
 ** History:
 **   2009/07/20  A. Cudmore    | Initial version,
diff --git a/fsw/modules/eeprom_direct/cfe_psp_eeprom_direct.c b/fsw/modules/eeprom_direct/cfe_psp_eeprom_direct.c
index 57ab14de..e9465aff 100644
--- a/fsw/modules/eeprom_direct/cfe_psp_eeprom_direct.c
+++ b/fsw/modules/eeprom_direct/cfe_psp_eeprom_direct.c
@@ -273,7 +273,7 @@ int32 CFE_PSP_EepromWrite8(cpuaddr MemoryAddress, uint8 ByteValue)
 ** Name: CFE_PSP_EepromWriteEnable
 **
 ** Purpose:
-**		Eable the eeprom for write operation
+**		Enable the eeprom for write operation
 **
 ** Assumptions and Notes:
 **
diff --git a/fsw/modules/eeprom_mmap_file/cfe_psp_eeprom_mmap_file.c b/fsw/modules/eeprom_mmap_file/cfe_psp_eeprom_mmap_file.c
index 63505926..25e2fba9 100644
--- a/fsw/modules/eeprom_mmap_file/cfe_psp_eeprom_mmap_file.c
+++ b/fsw/modules/eeprom_mmap_file/cfe_psp_eeprom_mmap_file.c
@@ -128,7 +128,7 @@ int32 CFE_PSP_SetupEEPROM(uint32 EEPROMSize, cpuaddr *EEPROMAddress)
 
 /* For read/write - As this is mmap'ed we dereference the pointer directly.
  * Hopefully the caller didn't get it wrong.
- * No need to anything special for 8/16/32 width access in this mode.
+ * No need to do anything special for 8/16/32 width access in this mode.
  */
 int32 CFE_PSP_EepromWrite32(cpuaddr MemoryAddress, uint32 uint32Value)
 {
diff --git a/fsw/pc-linux/inc/cfe_psp_config.h b/fsw/pc-linux/inc/cfe_psp_config.h
index 316a9529..719b4d13 100644
--- a/fsw/pc-linux/inc/cfe_psp_config.h
+++ b/fsw/pc-linux/inc/cfe_psp_config.h
@@ -32,7 +32,7 @@
 #include <pthread.h>
 
 /*
-** This define sets the number of memory ranges that are defined in the memory range defintion
+** This define sets the number of memory ranges that are defined in the memory range definition
 ** table.
 */
 #define CFE_PSP_MEM_TABLE_SIZE 10
diff --git a/fsw/pc-linux/src/cfe_psp_memory.c b/fsw/pc-linux/src/cfe_psp_memory.c
index 8a2325f6..a1b539b9 100644
--- a/fsw/pc-linux/src/cfe_psp_memory.c
+++ b/fsw/pc-linux/src/cfe_psp_memory.c
@@ -26,7 +26,7 @@
 ** Purpose:
 **   cFE PSP Memory related functions. This is the implementation of the cFE
 **   memory areas that have to be preserved, and the API that is designed to allow
-**   acccess to them. It also contains memory related routines to return the
+**   access to them. It also contains memory related routines to return the
 **   address of the kernel code used in the cFE checksum.
 **
 ** History:
diff --git a/fsw/pc-linux/src/cfe_psp_ssr.c b/fsw/pc-linux/src/cfe_psp_ssr.c
index f32b5958..e9e73673 100644
--- a/fsw/pc-linux/src/cfe_psp_ssr.c
+++ b/fsw/pc-linux/src/cfe_psp_ssr.c
@@ -24,7 +24,7 @@
 ** Purpose:
 **   This file contains glue routines between the cFE and the OS Board Support Package ( BSP ).
 **   The functions here allow the cFE to interface functions that are board and OS specific
-**   and usually dont fit well in the OS abstraction layer.
+**   and usually don't fit well in the OS abstraction layer.
 **
 ** History:
 **   2005/06/05  Alan Cudmore    | Initial version,
diff --git a/fsw/pc-linux/src/cfe_psp_support.c b/fsw/pc-linux/src/cfe_psp_support.c
index 019e7dbc..352f4fff 100644
--- a/fsw/pc-linux/src/cfe_psp_support.c
+++ b/fsw/pc-linux/src/cfe_psp_support.c
@@ -24,7 +24,7 @@
 ** Purpose:
 **   This file contains glue routines between the cFE and the OS Board Support Package ( BSP ).
 **   The functions here allow the cFE to interface functions that are board and OS specific
-**   and usually dont fit well in the OS abstraction layer.
+**   and usually don't fit well in the OS abstraction layer.
 **
 ******************************************************************************/
 
diff --git a/fsw/pc-linux/src/cfe_psp_watchdog.c b/fsw/pc-linux/src/cfe_psp_watchdog.c
index ed6949da..2d3c91c0 100644
--- a/fsw/pc-linux/src/cfe_psp_watchdog.c
+++ b/fsw/pc-linux/src/cfe_psp_watchdog.c
@@ -24,7 +24,7 @@
 ** Purpose:
 **   This file contains glue routines between the cFE and the OS Board Support Package ( BSP ).
 **   The functions here allow the cFE to interface functions that are board and OS specific
-**   and usually dont fit well in the OS abstraction layer.
+**   and usually don't fit well in the OS abstraction layer.
 **
 ** History:
 **   2009/07/20  A. Cudmore    | Initial version,
diff --git a/fsw/pc-rtems/inc/cfe_psp_config.h b/fsw/pc-rtems/inc/cfe_psp_config.h
index 2ef50afe..02ae9e1d 100644
--- a/fsw/pc-rtems/inc/cfe_psp_config.h
+++ b/fsw/pc-rtems/inc/cfe_psp_config.h
@@ -30,7 +30,7 @@
 #include <rtems.h>
 
 /*
-** This define sets the number of memory ranges that are defined in the memory range defintion
+** This define sets the number of memory ranges that are defined in the memory range definition
 ** table.
 */
 #define CFE_PSP_MEM_TABLE_SIZE 10
diff --git a/fsw/pc-rtems/src/cfe_psp_memory.c b/fsw/pc-rtems/src/cfe_psp_memory.c
index c8cc16fe..5b86f991 100644
--- a/fsw/pc-rtems/src/cfe_psp_memory.c
+++ b/fsw/pc-rtems/src/cfe_psp_memory.c
@@ -26,7 +26,7 @@
 ** Purpose:
 **   cFE PSP Memory related functions. This is the implementation of the cFE
 **   memory areas that have to be preserved, and the API that is designed to allow
-**   acccess to them. It also contains memory related routines to return the
+**   access to them. It also contains memory related routines to return the
 **   address of the kernel code used in the cFE checksum.
 **
 ** History:
@@ -421,7 +421,7 @@ void CFE_PSP_SetupReservedMemoryMap(void)
 
     /*
      * Set up the "RAM" entry in the memory table.
-     * On RTEMS this is just encompasses the entire memory space, but an entry needs
+     * On RTEMS this just encompasses the entire memory space, but an entry needs
      * to exist so that CFE_PSP_ValidateMemRange() works as intended.
      */
     CFE_PSP_MemRangeSet(0, CFE_PSP_MEM_RAM, 0, SIZE_MAX, CFE_PSP_MEM_SIZE_DWORD, CFE_PSP_MEM_ATTR_READWRITE);
@@ -480,7 +480,7 @@ int32 CFE_PSP_GetKernelTextSegmentInfo(cpuaddr *PtrToKernelSegment, uint32 *Size
         /*
         ** Get the kernel start and end
         ** addresses from the BSP, because the
-        ** symbol table does not contain the symbls we need for this
+        ** symbol table does not contain the symbols we need for this
         */
         StartAddress = (cpuaddr)0x0;
         EndAddress   = (cpuaddr)0x1024;
@@ -522,7 +522,7 @@ int32 CFE_PSP_GetCFETextSegmentInfo(cpuaddr *PtrToCFESegment, uint32 *SizeOfCFES
         /*
         ** Get the kernel start and end
         ** addresses from the BSP, because the
-        ** symbol table does not contain the symbls we need for this
+        ** symbol table does not contain the symbols we need for this
         */
         StartAddress = (cpuaddr)0x0;
         EndAddress   = (cpuaddr)0x1024;
diff --git a/fsw/pc-rtems/src/cfe_psp_ssr.c b/fsw/pc-rtems/src/cfe_psp_ssr.c
index a4facc6f..9c4bbff5 100644
--- a/fsw/pc-rtems/src/cfe_psp_ssr.c
+++ b/fsw/pc-rtems/src/cfe_psp_ssr.c
@@ -24,7 +24,7 @@
 ** Purpose:
 **   This file contains glue routines between the cFE and the OS Board Support Package ( BSP ).
 **   The functions here allow the cFE to interface functions that are board and OS specific
-**   and usually dont fit well in the OS abstraction layer.
+**   and usually don't fit well in the OS abstraction layer.
 **
 ** History:
 **   2005/06/05  Alan Cudmore    | Initial version,
diff --git a/fsw/pc-rtems/src/cfe_psp_support.c b/fsw/pc-rtems/src/cfe_psp_support.c
index 29014f31..9fbf4b88 100644
--- a/fsw/pc-rtems/src/cfe_psp_support.c
+++ b/fsw/pc-rtems/src/cfe_psp_support.c
@@ -24,7 +24,7 @@
 ** Purpose:
 **   This file contains glue routines between the cFE and the OS Board Support Package ( BSP ).
 **   The functions here allow the cFE to interface functions that are board and OS specific
-**   and usually dont fit well in the OS abstraction layer.
+**   and usually don't fit well in the OS abstraction layer.
 **
 ** History:
 **   2005/06/05  Alan Cudmore    | Initial version,
diff --git a/fsw/pc-rtems/src/cfe_psp_watchdog.c b/fsw/pc-rtems/src/cfe_psp_watchdog.c
index 48176f84..66c43898 100644
--- a/fsw/pc-rtems/src/cfe_psp_watchdog.c
+++ b/fsw/pc-rtems/src/cfe_psp_watchdog.c
@@ -24,7 +24,7 @@
 ** Purpose:
 **   This file contains glue routines between the cFE and the OS Board Support Package ( BSP ).
 **   The functions here allow the cFE to interface functions that are board and OS specific
-**   and usually dont fit well in the OS abstraction layer.
+**   and usually don't fit well in the OS abstraction layer.
 **
 ** History:
 **   2009/07/20  A. Cudmore    | Initial version,
diff --git a/fsw/shared/inc/cfe_psp_module.h b/fsw/shared/inc/cfe_psp_module.h
index 7bbfc727..e8b7d0ef 100644
--- a/fsw/shared/inc/cfe_psp_module.h
+++ b/fsw/shared/inc/cfe_psp_module.h
@@ -41,7 +41,7 @@ typedef enum
 } CFE_PSP_ModuleType_t;
 
 /**
- * Protoype for a PSP module initialization function
+ * Prototype for a PSP module initialization function
  */
 typedef void (*CFE_PSP_ModuleInitFunc_t)(uint32 PspModuleId);
 
@@ -77,7 +77,7 @@ typedef const struct
  *
  * This function should only be called during PSP initialization before the
  * system is operational.  It is not intended to be called from application code after
- * CFE has started.  The function is not necessarily be thread-safe and should be called
+ * CFE has started.  The function is not necessarily thread-safe and should be called
  * before any child threads are created.
  *
  * Note that this does _not_ return any status --
diff --git a/fsw/shared/src/cfe_psp_memrange.c b/fsw/shared/src/cfe_psp_memrange.c
index ac8a2898..d810e745 100644
--- a/fsw/shared/src/cfe_psp_memrange.c
+++ b/fsw/shared/src/cfe_psp_memrange.c
@@ -205,7 +205,7 @@ uint32 CFE_PSP_MemRanges(void)
 ** Global Outputs: Changes CFE_PSP_MemoryTable
 **
 ** Return Values:
-**   CFE_PSP_SUCCESS -- Memory range set successfuly.
+**   CFE_PSP_SUCCESS -- Memory range set successfully.
 **   CFE_PSP_INVALID_MEM_RANGE -- The index into the table is invalid
 **   CFE_PSP_INVALID_MEM_ADDR -- Starting address is not valid
 **   CFE_PSP_INVALID_MEM_TYPE -- Memory type associated with the range does not match the passed in type.
@@ -262,7 +262,7 @@ int32 CFE_PSP_MemRangeSet(uint32 RangeNum, uint32 MemoryType, cpuaddr StartAddr,
 **		This function retrieves one of the records in the CFE_PSP_MemoryTable.
 **
 ** Assumptions and Notes:
-**    Becasue the table is fixed size, the entries are accessed by using the integer index.
+**    Because the table is fixed size, the entries are accessed by using the integer index.
 **
 ** Parameters:
 **    RangeNum --   A 32 bit integer ( starting with 0 ) specifying the MemoryTable entry.
@@ -272,7 +272,7 @@ int32 CFE_PSP_MemRangeSet(uint32 RangeNum, uint32 MemoryType, cpuaddr StartAddr,
 **                   is stored.
 **    *Size    --    A pointer to the 32 bit integer where the 32 bit size of the memory range
 **                   is stored.
-**    *WordSize --   A pointer to the 32 bit integer where the the minimum addressable size of the range:
+**    *WordSize --   A pointer to the 32 bit integer where the minimum addressable size of the range:
 **                     ( CFE_PSP_MEM_SIZE_BYTE, CFE_PSP_MEM_SIZE_WORD, CFE_PSP_MEM_SIZE_DWORD )
 **    Attributes -- The attributes of the Memory Range:
 **                     (CFE_PSP_MEM_ATTR_WRITE, CFE_PSP_MEM_ATTR_READ, CFE_PSP_MEM_ATTR_READWRITE)
@@ -282,7 +282,7 @@ int32 CFE_PSP_MemRangeSet(uint32 RangeNum, uint32 MemoryType, cpuaddr StartAddr,
 ** Global Outputs: Changes CFE_PSP_MemoryTable
 **
 ** Return Values:
-**   CFE_PSP_SUCCESS -- Memory range returned successfuly.
+**   CFE_PSP_SUCCESS -- Memory range returned successfully.
 **   CFE_PSP_INVALID_POINTER   -- Parameter error
 **   CFE_PSP_INVALID_MEM_RANGE -- The index into the table is invalid
 */
diff --git a/fsw/shared/src/cfe_psp_module.c b/fsw/shared/src/cfe_psp_module.c
index afc81f92..32be5ab5 100644
--- a/fsw/shared/src/cfe_psp_module.c
+++ b/fsw/shared/src/cfe_psp_module.c
@@ -48,7 +48,7 @@ static uint32 CFE_PSP_ModuleCount = 0;
 /***************************************************
  * Function Name: CFE_PSP_ModuleInitList
  *
- * Helper function to initalize a list of modules (not externally called)
+ * Helper function to initialize a list of modules (not externally called)
  */
 void CFE_PSP_ModuleInitList(CFE_StaticModuleLoadEntry_t *ListPtr)
 {
diff --git a/unit-test-coverage/ut-stubs/inc/PCS_vxWorks.h b/unit-test-coverage/ut-stubs/inc/PCS_vxWorks.h
index 6f6e06e8..15ceacd4 100644
--- a/unit-test-coverage/ut-stubs/inc/PCS_vxWorks.h
+++ b/unit-test-coverage/ut-stubs/inc/PCS_vxWorks.h
@@ -58,7 +58,7 @@ typedef long PCS_Vx_usr_arg_t;
  * without arguments, e.g. "int (*FUNCPTR)()".  This is acceptable
  * by some compilers but generally incompatible with the
  * "-Wstrict-prototype" gcc warning option.  So in this override it
- * is defined as a int argument.  This means that application code
+ * is defined as an int argument.  This means that application code
  * may need to cast it at the time of use (which is generally done anyway).
  */
 typedef int (*PCS_FUNCPTR)(int);