--uart test:
- when "0000000" => data_out <= x"ed010058";
- when "0000001" => data_out <= x"ed090060";
- when "0000010" => data_out <= x"ed110080"; --x"e7188000"; f
- when "0000011" => data_out <= x"ed390000"; --x"ec1a0000";
- when "0000100" => data_out <= x"ed480012";
- when "0000101" => data_out <= x"e7438000";
- when "0000110" => data_out <= x"e254c000"; -- f
- when "0000111" => data_out <= x"07188000";
- when "0001000" => data_out <= x"07980000";
- when "0001001" => data_out <= x"07990000";
- when "0001010" => data_out <= x"eb7ffb81";
+-- when "0000000" => data_out <= x"ed010058";
+-- when "0000001" => data_out <= x"ed090060";
+-- when "0000010" => data_out <= x"ed110080"; --x"e7188000"; f
+-- when "0000011" => data_out <= x"ed390000"; --x"ec1a0000";
+-- when "0000100" => data_out <= x"ed480012";
+-- when "0000101" => data_out <= x"e7438000";
+-- when "0000110" => data_out <= x"e254c000"; -- f
+-- when "0000111" => data_out <= x"07188000";
+-- when "0001000" => data_out <= x"07980000";
+-- when "0001001" => data_out <= x"07990000";
+-- when "0001010" => data_out <= x"eb7ffb81";
-------------------------------------------
-- when "00000000111" => data_out <= x"e7a00004";
-- when "00000001000" => data_out <= x"e7280004";
-- -- when "00000001001" => data_out <= x"eb7ffb81";
-
--- when "0000000" => data_out <= x"eb000181";
--- when "0000001" => data_out <= x"F0000000";
--- when "0000010" => data_out <= x"eb000008";
--- when others => data_out <= "11101011000000000000000000000010";
-
+ when "0000000" => data_out <= x"eb000183"; -- br+ main
+ when "0000001" => data_out <= x"eb000487"; -- call+ uartrdy
+ when "0000010" => data_out <= x"eb000008"; -- ret
+ when "0000011" => data_out <= x"ed090058"; -- ldi r1, 0x200b
+ when "0000100" => data_out <= x"ed110060"; -- ldi r2, 0x200c
+ when "0000101" => data_out <= x"ed190080"; -- ldi r3, 0x2010
+ when "0000110" => data_out <= x"ed210120"; -- ldi r4, 0x2024
+ when "0000111" => data_out <= x"ed280018"; -- ldi r5, 3
+ when "0001000" => data_out <= x"e7aa0000"; -- stw r5, 0(r4)
+ when "0001001" => data_out <= x"eb7ffb83"; -- br+ start
+ when "0001010" => data_out <= x"e7390000"; -- ldw r7, 0(r2)
+ when "0001011" => data_out <= x"e4555000"; -- xor r10, r10, r10
+ when "0001100" => data_out <= x"ed500208"; -- ldi r10, 0x41
+ when "0001101" => data_out <= x"e7d08000"; -- stw r10, 0(r1)
+ when "0001110" => data_out <= x"ed4101a0"; -- ldi r8, 0x2034
+ when "0001111" => data_out <= x"ed4901c0"; -- ldi r9, 0x2038
+ when "0010000" => data_out <= x"e4555000"; -- xor r10, r10, r10
+ when "0010001" => data_out <= x"e45dd800"; -- xor r11, r11, r11
+ when "0010010" => data_out <= x"ed500000"; -- ldi r10, 0
+ when "0010011" => data_out <= x"e7d40000"; -- stw r10, 0(r8)
+ when "0010100" => data_out <= x"ed580c18"; -- ldi r11, 0x0183
+ when "0010101" => data_out <= x"ed5f5802"; -- ldih r11, 0xeb00
+ when "0010110" => data_out <= x"e7dc8000"; -- stw r11, 0(r9)
+ when "0010111" => data_out <= x"e4555000"; -- xor r10, r10, r10
+ when "0011000" => data_out <= x"ed500008"; -- ldi r10, 1
+ when "0011001" => data_out <= x"e7d40000"; -- stw r10, 0(r8)
+ when "0011010" => data_out <= x"ed580838"; -- ldi r11, 0x107
+ when "0011011" => data_out <= x"ed5f5802"; -- ldih r11, 0xeb00
+ when "0011100" => data_out <= x"e7dc8000"; -- stw r11, 0(r9)
+ when "0011101" => data_out <= x"e4555000"; -- xor r10, r10, r10
+ when "0011110" => data_out <= x"ed500010"; -- ldi r10, 2
+ when "0011111" => data_out <= x"e7d40000"; -- stw r10, 0(r8)
+ when "0100000" => data_out <= x"ed580040"; -- ldi r11, 0x8
+ when "0100001" => data_out <= x"ed5f5802"; -- ldih r11, 0xeb00
+ when "0100010" => data_out <= x"e7dc8000"; -- stw r11, 0(r9)
+ when "0100011" => data_out <= x"e4555000"; -- xor r10, r10, r10
+ when "0100100" => data_out <= x"ed500020"; -- ldi r10, 4
+ when "0100101" => data_out <= x"e7d40000"; -- stw r10, 0(r8)
+ when "0100110" => data_out <= x"ed5c0000"; -- ldi r11, 0x8000
+ when "0100111" => data_out <= x"ed5f3dc2"; -- ldih r11, 0xe7b8
+ when "0101000" => data_out <= x"e7dc8000"; -- stw r11, 0(r9)
+ when "0101001" => data_out <= x"e4555000"; -- xor r10, r10, r10
+ when "0101010" => data_out <= x"ed500028"; -- ldi r10, 5
+ when "0101011" => data_out <= x"e7d40000"; -- stw r10, 0(r8)
+ when "0101100" => data_out <= x"ed580018"; -- ldi r11, 0x3
+ when "0101101" => data_out <= x"ed5f5802"; -- ldih r11, 0xeb00
+ when "0101110" => data_out <= x"e7dc8000"; -- stw r11, 0(r9)
+ -- just nop until rom end!
+ when others => data_out <= x"fd000000";
end case;
end if;
end process;