pressure16  2.0.0.0
Main Page

Pressure 16 click

Pressure 16 Click is a compact add-on board that contains a board-mount pressure sensor. This board features the WSEN-PADS (2511020213301), a high-precision MEMS-based digital absolute pressure sensor from Würth Elektronik. It has a fully-calibrated 24-bit pressure output to provide accurate atmospheric pressure data with a configurable host interface that supports both I2C and SPI serial communication and with an intelligent on-chip motion-triggered interrupt feature.

click Product page


Click library

  • Author : Nenad Filipovic
  • Date : Jul 2021.
  • Type : I2C/SPI type

Software Support

We provide a library for the Pressure16 Click as well as a demo application (example), developed using MikroElektronika compilers. The demo can run on all the main MikroElektronika development boards.

Package can be downloaded/installed directly from NECTO Studio Package Manager(recommended way), downloaded from our LibStock™ or found on Mikroe github account.

Library Description

This library contains API for Pressure16 Click driver.

Standard key functions :

Example key functions :

Example Description

This library contains API for the Pressure 16 Click driver. This demo application shows an example of pressure and temperature measurement.

The demo application is composed of two sections :

Application Init

Initialization of I2C and SPI module and log UART. After driver initialization and default settings, the app display retrieves the sensor parameters such as pressure and temperature.

void application_init ( void )
{
log_cfg_t log_cfg;
pressure16_cfg_t pressure16_cfg;
LOG_MAP_USB_UART( log_cfg );
log_init( &logger, &log_cfg );
log_info( &logger, " Application Init " );
// Click initialization.
pressure16_cfg_setup( &pressure16_cfg );
PRESSURE16_MAP_MIKROBUS( pressure16_cfg, MIKROBUS_1 );
err_t init_flag = pressure16_init( &pressure16, &pressure16_cfg );
if ( ( I2C_MASTER_ERROR == init_flag ) || ( SPI_MASTER_ERROR == init_flag ) )
{
log_error( &logger, " Application Init Error. " );
log_info( &logger, " Please, run program again... " );
for ( ; ; );
}
pressure16_default_cfg ( &pressure16 );
log_info( &logger, " Application Task " );
pressure16_get_device_id( &pressure16, &device_id );
if ( device_id == PRESSURE16_DEVICE_ID ) {
log_info( &logger, " Communication OK" );
} else {
log_info( &logger, " Communication ERROR" );
log_info( &logger, " Please, run program again... " );
for ( ; ; );
}
log_printf( &logger, "---------------------------\r\n" );
log_printf( &logger, " Start measuring\r\n" );
log_printf( &logger, "---------------------------\r\n" );
Delay_ms( 100 );
}

Application Task

This is an example that shows the use of a Pressure 16 Click board™. Logs the pressure [ mbar ] and temperature [ degree Celsius ] data. Results are being sent to the Usart Terminal where you can track their changes.

void application_task ( void )
{
static float pressure, temperature;
pressure16_get_press_temp( &pressure16, &pressure, &temperature );
log_printf( &logger, " Pressure : %.2f mbar \r\n", pressure );
log_printf( &logger, " Temperature : %.2f C \r\n", temperature );
log_printf( &logger, "---------------------------\r\n" );
Delay_ms( 1000 );
}

The full application code, and ready to use projects can be installed directly from NECTO Studio Package Manager(recommended way), downloaded from our LibStock™ or found on Mikroe github account.

Other Mikroe Libraries used in the example:

  • MikroSDK.Board
  • MikroSDK.Log
  • Click.Pressure16

Additional notes and informations

Depending on the development board you are using, you may need USB UART click, USB UART 2 Click or RS232 Click to connect to your PC, for development systems with no UART to USB interface available on the board. UART terminal is available in all MikroElektronika compilers.


pressure16_set_ctrl_config
err_t pressure16_set_ctrl_config(pressure16_t *ctx, pressure16_ctrl_cfg_t ctrl_cfg_data)
Pressure 16 set control configuration function.
pressure16_ctrl_cfg_t
Pressure 16 Click Control configuration object.
Definition: pressure16.h:316
pressure16_init
err_t pressure16_init(pressure16_t *ctx, pressure16_cfg_t *cfg)
Pressure 16 initialization function.
pressure16_cfg_t
Pressure 16 Click configuration object.
Definition: pressure16.h:273
application_task
void application_task(void)
Definition: main.c:84
pressure16_s
Pressure 16 Click context object.
Definition: pressure16.h:253
PRESSURE16_MAP_MIKROBUS
#define PRESSURE16_MAP_MIKROBUS(cfg, mikrobus)
MikroBUS pin mapping.
Definition: pressure16.h:219
pressure16_get_device_id
err_t pressure16_get_device_id(pressure16_t *ctx, uint8_t *dev_id)
Pressure 16 get device ID function.
pressure16_cfg_setup
void pressure16_cfg_setup(pressure16_cfg_t *cfg)
Pressure 16 configuration object setup function.
pressure16_get_press_temp
err_t pressure16_get_press_temp(pressure16_t *ctx, float *pressure, float *temperature)
Pressure 16 get pressure and temperature function.
application_init
void application_init(void)
Definition: main.c:34
pressure16_default_cfg
err_t pressure16_default_cfg(pressure16_t *ctx)
Pressure 16 default configuration function.
PRESSURE16_DEVICE_ID
#define PRESSURE16_DEVICE_ID
Pressure 16 device ID value.
Definition: pressure16.h:201