Differences

This shows you the differences between two versions of the page.

--- software:keil:asm_project [2016/02/19 07:14] – created feur
+++ software:keil:asm_project [2020/02/07 16:20] (current) – [Minimal Assembly Project] akdi
@@ Line 1: / Line 1: @@
-====== Create a Assembly Project ======
+====== Create an Assembly Project ======
 Creating an Assembly project is pretty much the same as createing a [[c_project|C project]]. \\
-\\ {{keil_add_file_2.png?500em}} \\ \\
+\\ {{keil_add_file_3.png?700em}} \\ \\
 |< 100% 10em >|
 ^Type|Choose "Asm File (.s)".|
 ^Name|Choose an appropriate name.|
-^Location|Choose correct [[#prepare_project_directory|location]] (.\App).|
+^Location|Choose correct [[c_project#prepare_project_directory|location]] (.\App).|
 ===== Normal Assembly Project =====
-To create a "normal" Assembly project you just have to add Assembly files to the project instead of C files. \\ \\
+To create a "normal" Assembly project you just have to add Assembly files to the project instead of C files. \\
+The example code bellow shows a minimal main procedure. \\
-Example code for main procedure:
 <file asm main.s>
                  AREA myCode, CODE, READONLY
@@ Line 20: / Line 20: @@
                  THUMB
-ADR_LED          EQU    0x60000100
+ADDR_LED         EQU    0x60000100
-ADR_DIPSW        EQU    0x60000200
+ADDR_DIPSW       EQU    0x60000200
 main             PROC
                  EXPORT main
-                 LDR    R0, =ADR_LED
+                 LDR    R0, =ADDR_LED
-                 LDR    R1, =ADR_DIPSW
+                 LDR    R1, =ADDR_DIPSW
 loop             LDR    R2, [R1, #0]
                  STR    R2, [R0, #0]
@@ Line 37: / Line 37: @@
                  END
 </file>
+\\
+===== Minimal Assembly Project =====
+The difference between a normal an d a minimal Assembly project is, that for the minimal project you don't need to choose a runtime component. This means you have to take care of every aspect yourself! \\
+The example code bellow shows a very minimal setup (without access to the CT Board [[ctboard:input|input]] or [[ctboard:output|output]] peripherals). \\
-===== Minimal Assembly Project =====
+<file asm main.s>
+                AREA RESET, DATA, READONLY
+                EXPORT __Vectors
+__Vectors
+                DCD  0x2002ffff             ; top of stack
+                DCD  Reset_Handler          ; reset vector
+                AREA myCode, CODE, READONLY
+                THUMB
+CONST_VALUE_X   EQU  12
+                ENTRY
+Reset_Handler
+; -- Your code belongs here ---------------------------------
+                LDR  R0, =0
+                LDR  R1, =CONST_VALUE_X
+loop            ADD  R0, R1
+                B    loop
+; -- Your code ends here ------------------------------------
+                END
+</file>
+\\ \\
+//**Back to [[software:start:getting_started|Getting Started]]**//