humid_hih module

HIH-4030 humidity sensor.

This reads the values for humidity from the Honeywell HIH-4030 sensor via ADC.

Example for airframe file

Add to your firmware section:

<module name="humid_hih"/>

Module functions

Init Functions

These initialization functions are called once on startup.

• humid_hih_init()

Periodic Functions

These functions are called periodically at the specified frequency from the module periodic loop.

• humid_hih_periodic()
  • Frequency in Hz: 4
  • Autorun: LOCK
    Periodic function automatically starts after init and can't be stopped.

Files

Header Files

The following headers are automatically included in modules.h

• humid_hih.h

Source Files

• modules/meteo/humid_hih.c

Raw humid_hih.xml file:

<!DOCTYPE module SYSTEM "module.dtd">
 
<module name="humid_hih" dir="meteo">
  <doc>
    <description>
      HIH-4030 humidity sensor.
      This reads the values for humidity from the Honeywell HIH-4030 sensor via ADC.
    </description>
  </doc>
  <header>
    <file name="humid_hih.h"/>
  </header>
  <init fun="humid_hih_init()"/>
  <periodic fun="humid_hih_periodic()" freq="4"/>
  <makefile target="ap">
    <file name="humid_hih.c"/>
    <define name="ADC_CHANNEL_HUMID_HIH" value="ADC_3"/>
    <define name="USE_ADC_3"/>
  </makefile>
</module>