diff --git a/2ano/1semestre/ac1/README.md b/2ano/1semestre/ac1/README.md
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+# Arquitetura de Computadores 1
+### Projetos + resoluções de exercícios organizados por aulas
+
+---
+*Pode conter erros, caso encontre algum, crie um* [*ticket*](https://github.com/TiagoRG/uaveiro-leci/issues/new)
diff --git a/2ano/1semestre/ac1/aula01/AC1-P-Aula1-Intro.pdf b/2ano/1semestre/ac1/aula01/AC1-P-Aula1-Intro.pdf
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diff --git a/2ano/1semestre/ac1/aula01/ex01_02.asm b/2ano/1semestre/ac1/aula01/ex01_02.asm
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+	.data
+
+	.text
+	.globl main
+main:	ori $t0,$0,4
+	ori $t1,$0,8
+	
+	add $t6,$t0,$t0
+	add $t6,$t6,$t1
+	
+	sub $t7,$t0,$t0
+	sub $t7,$t7,$t1
+	
+	jr $ra
\ No newline at end of file
diff --git a/2ano/1semestre/ac1/aula01/ex03.asm b/2ano/1semestre/ac1/aula01/ex03.asm
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+	.data
+	.text
+	.globl main
+main:	ori $v0,$0,5
+	syscall
+	or $t0,$0,$v0
+	ori $t2,$0,8
+	add $t1,$t0,$t0
+	sub $t1,$t1,$t2
+	
+	or $a0,$0,$t1
+	ori $v0,$0,1
+	syscall
+	
+	jr $ra
\ No newline at end of file
diff --git a/2ano/1semestre/ac1/slides/AC1-T-Aula01.pdf b/2ano/1semestre/ac1/slides/AC1-T-Aula01.pdf
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