Fix wording

Author: cpq

README.md

@@ -333,7 +333,6 @@ jump to our boot function.
 
 
 ## Minimal firmware
-Note: The startup code here is written in C, and included in the main.c file. Usually we have a startup.s file which is written in assembly language for initialization. 
 
 Let's create a file `main.c`, and specify our boot function that initially does
 nothing (falls into infinite loop), and specify a vector table that contains 16
@@ -369,6 +368,9 @@ generated firmware - and consecutively, at the beginning of flash memory. The
 first two entries are: the value of the stack pointer register, and the
 firmware's entry point.  We leave the rest of vector table filled with zeroes.
 
+NOTE: The startup code here is written in C, and included in the main.c file.
+Oftentimes, device SDKs have a startup.s file written in assembly.
+
 ### Compilation
 
 Let's compile our code. Start a terminal (or a command prompt on Windows) and execute: