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--  Basic demo for timer interrupts. On each interrupt the green LED will blink
--  on the Discovery board. Interrupts occur at one second intervals so the LED
--  will be on for a second, off for a second, and so on, indefinitely.

with Last_Chance_Handler;  pragma Unreferenced (Last_Chance_Handler);

with STM32.Device;    use STM32.Device;
with STM32.Board;     use STM32.Board;

with STM32.Timers;    use STM32.Timers;
with Ada.Real_Time;   use Ada.Real_Time;

with STM32F4_Timer_Interrupts;  pragma Unreferenced (STM32F4_Timer_Interrupts);

procedure Demo is
begin
   Initialize_LEDs;

   --  just to signal that we are indeed running...
   for K in 1 .. 3 loop
      All_LEDs_On;
      delay until Clock + Milliseconds (200);
      All_LEDs_Off;
      delay until Clock + Milliseconds (200);
   end loop;

   Enable_Clock (Timer_7);

   Reset (Timer_7);

   Configure (Timer_7, Prescaler => 13999, Period => 5999);

   Enable_Interrupt (Timer_7, Timer_Update_Interrupt);

   Enable (Timer_7);

   loop
      null;
   end loop;
end Demo;
