Kontron KTAM3874-pITX - Manual (Page 86)

KTD-S0057-I Page 82 Linux® Programming Examples (DebianTM)
KTAM3874/pITX Software Guide
value = 96;
if (! write_bkl_val (value))
printf ("New backlight value : %d\n", value);
else
printf ("Backlight write function fails !\n");
usleep (WRITE_DELAY);
if (! read_bkl_val (&value))
printf ("Check backlight value : %d\n", value);
else
printf ("Backlight read function fails !\n");
if (! write_bkl_power (1))
printf ("-- Disable backlight --\n");
else
printf ("Backlight power function fails !\n");
usleep (POWER_DELAY);
if (! read_bkl_val (&value))
printf ("Check backlight value : %d\n", value);
else
printf ("Backlight read function fails !\n");
if (! write_bkl_power (0))
printf ("-- Enable backlight --\n");
else
printf ("Backlight power function fails !\n");
usleep (POWER_DELAY);
if (! read_bkl_val (&value))
printf ("Check backlight value : %d\n\n", value);
else
printf ("Backlight read function fails !\n\n");
return 0;
}