-- MCP2221 LED toggle test

-- Copyright (C)2018-2023, Philip Munts dba Munts Technologies.
--
-- Redistribution and use in source and binary forms, with or without
-- modification, are permitted provided that the following conditions are met:
--
-- * Redistributions of source code must retain the above copyright notice,
--   this list of conditions and the following disclaimer.
--
-- THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
-- AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
-- IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
-- ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
-- LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
-- CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
-- SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
-- INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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-- ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
-- POSSIBILITY OF SUCH DAMAGE.

WITH Ada.Text_IO; USE Ada.Text_IO;

WITH GPIO;
WITH MCP2221.GPIO;
WITH MCP2221.hidapi;

PROCEDURE test_mcp2221_led IS

  dev : MCP2221.Device;
  LED : GPIO.Pin;

BEGIN
  New_Line;
  Put_Line("MCP2221 LED Toggle Test");
  New_Line;

  -- Open the MCP2221 device

  dev := MCP2221.hidapi.Create;

  -- Create GPIO pin object

  LED := MCP2221.GPIO.Create(dev, MCP2221.GP0, GPIO.Output, False);

  -- Toggle the LED

  Put_Line("Press CONTROL-C to exit...");

  LOOP
    LED.Put(NOT LED.Get);
    DELAY 0.5;
  END LOOP;
END test_mcp2221_led;