Humidity Click
Humidity Click demo application is developed using the NECTO Studio, ensuring compatibility with mikroSDK's open-source libraries and tools. Designed for plug-and-play implementation and testing, the demo is fully compatible with all development, starter, and mikromedia boards featuring a mikroBUS™ socket.
Click Library
- Author : Stefan Filipovic
- Date : Oct 2021.
- Type : I2C type
Software Support
Example Description
This example demonstrates the use of Humidity Click board.
Example Libraries
- MikroSDK.Board
- MikroSDK.Log
- Click.Humidity
Example Key Functions
- humidity_cfg_setup Config Object Initialization function.
void humidity_cfg_setup(humidity_cfg_t *cfg)
Humidity configuration object setup function.
Humidity Click configuration object.
Definition humidity.h:147
- humidity_init Initialization function.
err_t humidity_init(humidity_t *ctx, humidity_cfg_t *cfg)
Humidity initialization function.
Humidity Click context object.
Definition humidity.h:132
- humidity_read_voltage This function reads raw ADC value and converts it to proportional voltage level.
err_t humidity_read_voltage(humidity_t *ctx, float *voltage)
Humidity read voltage level function.
- humidity_voltage_to_rh This function calculates relative humidity percents based on the voltage input.
float humidity_voltage_to_rh(humidity_t *ctx, float voltage)
Humidity voltage to relative humidity function.
- humidity_drv_interface_selection This function sets a serial driver interface which will be used further in the Click driver.
void humidity_drv_interface_selection(humidity_cfg_t *cfg, humidity_drv_t drv_sel)
Humidity driver interface setup function.
humidity_drv_t
Humidity Click driver selector.
Definition humidity.h:121
Application Init
Initializes the driver and logger. The I2C communication interface is selected by default.
{
log_cfg_t log_cfg;
LOG_MAP_USB_UART( log_cfg );
log_init( &logger, &log_cfg );
log_info( &logger, " Application Init " );
{
log_error( &logger, " Communication init." );
for ( ; ; );
}
log_info( &logger, " Application Task " );
}
#define HUMIDITY_MAP_MIKROBUS(cfg, mikrobus)
MikroBUS pin mapping.
Definition humidity.h:108
@ HUMIDITY_OK
Definition humidity.h:167
void application_init(void)
Definition main.c:30
Application Task
Reads the ADC voltage and then calculates the relative humidity from it. The calculated value of relative humidity in percents is being displayed on the USB UART approximately once per second.
{
float voltage = 0;
{
}
Delay_ms ( 1000 );
}
void application_task(void)
Definition main.c:59
Application Output
This Click board can be interfaced and monitored in two ways:
- Application Output - Use the "Application Output" window in Debug mode for real-time data monitoring. Set it up properly by following this tutorial.
- UART Terminal - Monitor data via the UART Terminal using a USB to UART converter. For detailed instructions, check out this tutorial.
Additional Notes and Information
The complete application code and a ready-to-use project are available through the NECTO Studio Package Manager for direct installation in the NECTO Studio. The application code can also be found on the MIKROE GitHub account.