command handling bare bones properly works now

src/PCC/.cproject

src/PCC/Debug/M_and_C_Debug.ld

src/PCC/Debug/M_and_C_Debug_library.ld

src/PCC/Debug/M_and_C_Debug_memory.ld

src/PCC/Debug/PCC.map

src/PCC/Debug/PCC_Debug.ld

src/PCC/Debug/PCC_Debug_library.ld

src/PCC/Debug/PCC_Debug_memory.ld

...-freertos/freertos_kernel/portable/GCC/ARM_CM4F/subdir.mk

...mazon-freertos/freertos_kernel/portable/MemMang/subdir.mk

src/PCC/Debug/amazon-freertos/freertos_kernel/subdir.mk

src/PCC/Debug/board/peripherals.su

src/PCC/Debug/board/pin_mux.su

src/PCC/Debug/board/subdir.mk

src/PCC/Debug/component/i2c/subdir.mk

src/PCC/Debug/component/lists/subdir.mk

src/PCC/Debug/component/serial_manager/subdir.mk

src/PCC/Debug/component/timer/subdir.mk

src/PCC/Debug/component/timer_manager/subdir.mk

src/PCC/Debug/component/uart/subdir.mk