2 files changed, 15 insertions, 0 deletions
diff --git a/src/cpu.ts b/src/cpu.ts
index a6e0ab6..8a77bd3 100644
--- a/src/cpu.ts
+++ b/src/cpu.ts
@@ -1,3 +1,10 @@
+/**
+ * AVR 8 CPU data structures
+ * Part of avr8js
+ *
+ * Copyright (C) 2019, Uri Shaked
+ */
+
 import { u16, u8 } from './types';
 
 export interface ICPU {
diff --git a/src/instruction.ts b/src/instruction.ts
index 2b56def..f7789d2 100644
--- a/src/instruction.ts
+++ b/src/instruction.ts
@@ -1,3 +1,11 @@
+/**
+ * AVR-8 Instruction Simulation
+ * Part of avr8js
+ * Reference: http://ww1.microchip.com/downloads/en/devicedoc/atmel-0856-avr-instruction-set-manual.pdf
+ *
+ * Copyright (C) 2019, Uri Shaked
+ */
+
 import { ICPU } from './cpu';
 
 export function avrInstruction(cpu: ICPU) {