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lesson 5, functions and strings

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Carlos Fenollosa 2014-10-05 13:04:58 +02:00
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05-bootsector-functions-strings/README.md
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@ -64,7 +64,7 @@ The tricky part are the parameters. There are two steps to working with paramete
1. The programmer knows they share a specific register or memory address
2. Write a bit more code and make function calls generic and without side effects
Approach 1 is easy. Let's just agree that we will use `al` for the parameters.
Step 1 is easy. Let's just agree that we will use `al` (actually, `ax`) for the parameters.
```nasm
mov al, 'X'