mbc_master_set_param_data() function

The helper function to set data of parameters according to its type

Syntax

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Summary

Declaration

Definition

from esp_modbus_master.h:333

esp_err_t mbc_master_set_param_data(void* dest, void* src, mb_descr_type_t param_type, size_t param_size);

Implemented in esp_modbus_master.c:281

Arguments

Argument

Description

dest

the destination address of the parameter

src

the source address of the parameter

param_type

type of parameter from data dictionary

param_size

the storage size of the characteristic (in bytes). Describes the size of data to keep into data instance during mapping.

Return value

- esp_err_t ESP_OK - request was successful and value was saved in the slave device registers - esp_err_t ESP_ERR_INVALID_ARG - invalid argument of function or parameter descriptor - esp_err_t ESP_ERR_NOT_SUPPORTED - the request command is not supported by slave

Examples

References

from examples

mbc_master_set_param_data() function

Syntax

Arguments

Return value

Examples

References

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