Text/Normal/HelloWorld/source/main.c

 
// Hello World Program //
 
// Lines starting with two slashes are ignored by the compiler
// Basically you can use them to comment what are you doing
// In fact, this kind of lines are called comments :P
 
// Include PAlib so that you can use it
#include <PA9.h>
 
int main(){
    // Initialize PAlib
    PA_Init();
 
    // Load the default text font
    PA_LoadDefaultText(1, // Top screen
                       2); // Background #2
 
    // Write the text "Hello World"
    PA_OutputSimpleText(1, // Top screen
                        1, // X position 1*8 = 8
                        1, // Y position 1*8 = 8
                        "Hello World");
 
    // Infinite loop to keep the program running
    while(true){
        // Wait until the next frame.
        // The DS runs at 60 frames per second.
        PA_WaitForVBL();
    }
}