SHTxx humidity sensor.
This reads the values for humidity and temperature from the SHTxx sensor through an uart.
Example for airframe file
Add to your firmware section: This example contains all possible configuration options, not all of them are mandatory!
<module name="humid_sht_uart">
b'<configure name="SHT_UART" value="UARTX" />\n '
</module>
Module configuration options
Configure Options
- name:
SHT_UART
value: UARTX
Description: UART on which computer is connected
Module functions
Init Functions
These initialization functions are called once on startup.
Event Functions
These event functions are called in each cycle of the module event loop.
Periodic Functions
These functions are called periodically at the specified frequency from the module periodic loop.
- humid_sht_uart_periodic()
- Frequency in Hz: 1.
- 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
Source Files
Raw humid_sht_uart.xml file:
<!DOCTYPE module SYSTEM "module.dtd">
<module name="humid_sht_uart" dir="meteo">
<doc>
<description>
SHTxx humidity sensor.
This reads the values for humidity and temperature from the SHTxx sensor through an uart.
</description>
<configure name="SHT_UART" value="UARTX" description="UART on which computer is connected"/>
</doc>
<header>
<file name="humid_sht_uart.h"/>
</header>
<init fun="humid_sht_uart_init()"/>
<periodic fun="humid_sht_uart_periodic()" freq="1."/>
<event fun="humid_sht_uart_event()"/>
<makefile target="ap">
<configure name="SHT_UART" case="upper|lower"/>
<file name="humid_sht_uart.c"/>
<define name="USE_$(SHT_UART_UPPER)"/>
<define name="MET_LINK" value="$(SHT_UART_LOWER)"/>
<define name="$(SHT_UART_UPPER)_BAUD" value="B115200"/>
</makefile>
</module>