====== Description ======

lm35 in an analog temperature sensor.

====== pinout ======

You can plug your lm35 in PD3, PD4, PD5 or PD6.

Configuration bits. Pluged in PD3 :

  const lm35_cfg_s lm35_cfg = {3};

  {lm35_init,lm35_read,NULL,(void*)&lm35_cfg},

====== Operating range ======

From +2°C to 150°C

====== Datasheet ======

[[http://www.ti.com/lit/ds/symlink/lm35.pdf]]