5 files changed, 16 insertions, 1 deletions
diff --git a/src/cpu/cpu.ts b/src/cpu/cpu.ts
index cd9e3e4..62ff40a 100644
--- a/src/cpu/cpu.ts
+++ b/src/cpu/cpu.ts
@@ -1,3 +1,6 @@
+// SPDX-License-Identifier: MIT
+// Copyright (c) Uri Shaked and contributors
+
 /**
  * AVR 8 CPU data structures
  * Part of AVR8js
diff --git a/src/cpu/instruction.spec.ts b/src/cpu/instruction.spec.ts
index cf3e547..aa01876 100644
--- a/src/cpu/instruction.spec.ts
+++ b/src/cpu/instruction.spec.ts
@@ -1,7 +1,10 @@
+// SPDX-License-Identifier: MIT
+// Copyright (c) Uri Shaked and contributors
+
 import { CPU } from './cpu';
 import { avrInstruction } from './instruction';
 import { assemble } from '../utils/assembler';
-import { describe, it, expect, vi } from 'vitest';
+import { describe, it, expect, vi, beforeEach } from 'vitest';
 
 const r0 = 0;
 const r1 = 1;
diff --git a/src/cpu/instruction.ts b/src/cpu/instruction.ts
index d29bfb8..d815733 100644
--- a/src/cpu/instruction.ts
+++ b/src/cpu/instruction.ts
@@ -1,3 +1,6 @@
+// SPDX-License-Identifier: MIT
+// Copyright (c) Uri Shaked and contributors
+
 /**
  * AVR-8 Instruction Simulation
  * Part of AVR8js
diff --git a/src/cpu/interrupt.spec.ts b/src/cpu/interrupt.spec.ts
index 944dbb9..fbf2ebe 100644
--- a/src/cpu/interrupt.spec.ts
+++ b/src/cpu/interrupt.spec.ts
@@ -1,3 +1,6 @@
+// SPDX-License-Identifier: MIT
+// Copyright (c) Uri Shaked and contributors
+
 import { describe, expect, it } from 'vitest';
 import { CPU } from './cpu';
 import { avrInterrupt } from './interrupt';
diff --git a/src/cpu/interrupt.ts b/src/cpu/interrupt.ts
index 2e4ceb9..73b56ee 100644
--- a/src/cpu/interrupt.ts
+++ b/src/cpu/interrupt.ts
@@ -1,3 +1,6 @@
+// SPDX-License-Identifier: MIT
+// Copyright (c) Uri Shaked and contributors
+
 /**
  * AVR-8 Interrupt Handling
  * Part of AVR8js