ltecat13nax  2.1.0.0
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LTE Cat.1 3 NAX click

LTE Cat.1 3 Click (for North America) is a compact add-on board for reliable 4G wireless communication. This board features the EG91NAXDGA-128-SGNS, an LTE Cat 1 IoT data-only module that meets the 3GPP Release 11 standard from Quectel. It supports multiple wireless standards, including LTE-FDD and WCDMA, ensuring broad network compatibility. Key features include multi-band LTE support (B2/B4/B5/B12/B13/B25/B26), RX diversity for bands B2, B4, and B5, and multi-constellation GNSS (GPS, GLONASS, BeiDou/Compass, Galileo, QZSS). It also integrates a 16-bit mono audio codec for voice functionality with support for CTIA standard headphones.

click Product page


Click library

  • Author : Stefan Ilic
  • Date : Mar 2024.
  • Type : UART type

Software Support

We provide a library for the LTE Cat.1 3 NAX 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 LTE Cat.1 3 NAX Click driver.

Standard key functions :

Example key functions :

  • ltecat13nax_write_register This function writes a data byte into the selected register address.
    err_t ltecat13nax_write_register ( ltecat13nax_t *ctx, uint8_t reg, uint8_t data_in );
  • ltecat13nax_max9860_cfg This function is used to set basic config for MAX9860 of LTE Cat.1 3 NAX click board.
  • ltecat13nax_send_sms_pdu This function sends text message to a phone number in PDU mode.
    err_t ltecat13nax_send_sms_pdu ( ltecat13nax_t *ctx, uint8_t *service_center_number, uint8_t *phone_number, uint8_t *sms_text );

Example Description

Application example shows device capability of connecting to the network and

sending SMS, TCP/UDP messages, calling the selected number, or getting GNSS location using standard "AT" commands.

The demo application is composed of two sections :

Application Init

Sets the device configuration for sending SMS, TCP/UDP messages, calling the selected number

or GNSS location.

void application_init ( void )
{
log_cfg_t log_cfg;
ltecat13nax_cfg_t ltecat13nax_cfg;
LOG_MAP_USB_UART( log_cfg );
log_init( &logger, &log_cfg );
log_info( &logger, " Application Init " );
// Click initialization.
ltecat13nax_cfg_setup( &ltecat13nax_cfg );
LTECAT13NAX_MAP_MIKROBUS( ltecat13nax_cfg, MIKROBUS_1 );
if ( UART_ERROR == ltecat13nax_init( &ltecat13nax, &ltecat13nax_cfg ) )
{
log_error( &logger, " Communication init." );
for ( ; ; );
}
ltecat13nax_process( );
ltecat13nax_clear_app_buf( );
Delay_ms ( 1000 );
if ( 0 == ltecat13nax_get_ri_pin( &ltecat13nax ) )
{
ltecat13nax_start_up( &ltecat13nax );
error_flag = ltecat13nax_rsp_check( LTECAT13NAX_RSP_RDY );
ltecat13nax_error_check( error_flag );
}
// Restart device
#define MIN_FUN_DEVICE "0"
error_flag = ltecat13nax_rsp_check( LTECAT13NAX_RSP_OK );
ltecat13nax_error_check( error_flag );
#define FULL_FUN_DEVICE "1"
error_flag = ltecat13nax_rsp_check( LTECAT13NAX_RSP_OK );
ltecat13nax_error_check( error_flag );
// Check communication
error_flag = ltecat13nax_rsp_check( LTECAT13NAX_RSP_OK );
ltecat13nax_error_check( error_flag );
log_info( &logger, " Application Task " );
}

Application Task

Depending on the selected demo example, it sends an SMS message

(in PDU or TXT mode) or a TCP/UDP message, calls the selected number or gets GNSS location.

void application_task ( void )
{
switch ( example_state )
{
{
if ( LTECAT13NAX_OK == ltecat13nax_cfg_for_network( ) )
{
}
break;
}
{
if ( LTECAT13NAX_OK == ltecat13nax_check_connection( ) )
{
}
break;
}
{
if ( LTECAT13NAX_OK == ltecat13nax_cfg_for_example( ) )
{
example_state = LTECAT13NAX_EXAMPLE;
}
break;
}
{
ltecat13nax_example( );
break;
}
default:
{
log_error( &logger, " Example state." );
break;
}
}
}

Note

In order for the examples to work, user needs to set the APN and SMSC (SMS PDU mode only)

of entered SIM card as well as the phone number (SMS mode only) to which he wants to send an SMS. Enter valid values for the following macros: SIM_APN, SIM_SMSC and PHONE_NUMBER_TO_MESSAGE.

Example:

  • SIM_APN "internet"
  • SIM_SMSC "+381610401"
  • PHONE_NUMBER_TO_MESSAGE "+381659999999"

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.LTECat13NAX

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.


LTECAT13NAX_CONFIGURE_FOR_NETWORK
@ LTECAT13NAX_CONFIGURE_FOR_NETWORK
Definition: main.c:85
MIN_FUN_DEVICE
#define MIN_FUN_DEVICE
ltecat13nax_write_register
err_t ltecat13nax_write_register(ltecat13nax_t *ctx, uint8_t reg, uint8_t data_in)
LTE Cat.1 3 NAX MAX9860 writing function.
LTECAT13NAX_OK
@ LTECAT13NAX_OK
Definition: ltecat13nax.h:304
LTECAT13NAX_EXAMPLE
@ LTECAT13NAX_EXAMPLE
Definition: main.c:88
ltecat13nax_send_cmd_with_params
void ltecat13nax_send_cmd_with_params(ltecat13nax_t *ctx, uint8_t *at_cmd_buf, uint8_t *param_buf)
LTE Cat.1 3 NAX send command function with parameter.
ltecat13nax_send_cmd
void ltecat13nax_send_cmd(ltecat13nax_t *ctx, uint8_t *cmd)
LTE Cat.1 3 NAX send command function.
ltecat13nax_start_up
void ltecat13nax_start_up(ltecat13nax_t *ctx)
LTE Cat.1 3 NAX start up function.
application_task
void application_task(void)
Definition: main.c:265
LTECAT13NAX_RSP_RDY
#define LTECAT13NAX_RSP_RDY
Definition: ltecat13nax.h:188
LTECAT13NAX_MAP_MIKROBUS
#define LTECAT13NAX_MAP_MIKROBUS(cfg, mikrobus)
MikroBUS pin mapping.
Definition: ltecat13nax.h:229
ltecat13nax_t
LTE Cat.1 3 NAX Click context object.
Definition: ltecat13nax.h:247
ltecat13nax_cfg_t
LTE Cat.1 3 NAX Click configuration object.
Definition: ltecat13nax.h:274
LTECAT13NAX_RSP_OK
#define LTECAT13NAX_RSP_OK
LTE Cat.1 3 NAX device response for AT commands.
Definition: ltecat13nax.h:186
ltecat13nax_cfg_setup
void ltecat13nax_cfg_setup(ltecat13nax_cfg_t *cfg)
LTE Cat.1 3 NAX configuration object setup function.
LTECAT13NAX_CMD_CFUN
#define LTECAT13NAX_CMD_CFUN
Definition: ltecat13nax.h:97
LTECAT13NAX_CMD_AT
#define LTECAT13NAX_CMD_AT
LTE Cat.1 3 NAX control commands.
Definition: ltecat13nax.h:95
application_init
void application_init(void)
Definition: main.c:207
FULL_FUN_DEVICE
#define FULL_FUN_DEVICE
LTECAT13NAX_CONFIGURE_FOR_EXAMPLE
@ LTECAT13NAX_CONFIGURE_FOR_EXAMPLE
Definition: main.c:87
ltecat13nax_get_ri_pin
uint8_t ltecat13nax_get_ri_pin(ltecat13nax_t *ctx)
LTE Cat.1 3 NAX get RI pin function.
ltecat13nax_init
err_t ltecat13nax_init(ltecat13nax_t *ctx, ltecat13nax_cfg_t *cfg)
LTE Cat.1 3 NAX initialization function.
ltecat13nax_send_sms_pdu
err_t ltecat13nax_send_sms_pdu(ltecat13nax_t *ctx, uint8_t *service_center_number, uint8_t *phone_number, uint8_t *sms_text)
LTE Cat.1 3 NAX send SMS in PDU mode.
LTECAT13NAX_WAIT_FOR_CONNECTION
@ LTECAT13NAX_WAIT_FOR_CONNECTION
Definition: main.c:86
ltecat13nax_max9860_cfg
err_t ltecat13nax_max9860_cfg(ltecat13nax_t *ctx)
LTE Cat.1 3 NAX MAX9860 configuration function.