1 files changed, 41 insertions, 0 deletions

diff --git a/CPU.h b/CPU.h
new file mode 100644
index 0000000..6157914
--- /dev/null
+++ b/CPU.h
@@ -0,0 +1,41 @@
+#ifndef _CPU
+#define _CPU
+
+struct CPU{
+    uint8_t register_a;
+    uint8_t register_x;
+    uint8_t register_y;
+    uint8_t status;
+    uint16_t pc;
+    uint8_t memory[0xFFFF];
+};
+
+enum adressing_mode{
+    Immediate = 1,
+    ZeroPage,
+    ZeroPage_X,
+    ZeroPage_Y,
+    Absolute,
+    Absolute_X,
+    Absolute_Y,
+    Indirect_X,
+    Indirect_Y,
+    NoneAddressing,
+};
+
+
+
+struct CPU create_cpu();
+int array_size(uint8_t *program);
+uint8_t mem_read(struct CPU *cpu, uint16_t addr);
+void mem_write(struct CPU *cpu, uint16_t addr, uint8_t data);
+void load(struct CPU *cpu, uint8_t *program);
+void load_and_run(struct CPU *cpu, uint8_t *program);
+void reset_cpu(struct CPU *cpu);
+void update_zero_and_negative_flags(struct CPU *cpu, uint8_t result);
+void lda(struct CPU *cpu, enum adressing_mode mode);
+void interpret(struct CPU *cpu);
+uint16_t mem_read_u16(struct CPU *cpu, uint16_t pos);
+uint16_t get_operand_address(struct CPU *cpu, enum adressing_mode mode);
+
+#endif
\ No newline at end of file