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Merge branch 'bugfix/freemodbus_tcp_master_fix_long_frame_buffer_issue' into 'master'

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freemodbus: fix tcp master long frame buffer issue

See merge request espressif/esp-idf!11687
This commit is contained in:
Ivan Grokhotkov
2021-11-05 16:23:35 +00:00
parent b1817115ce 0d393558d3
commit 53015490e3
5 changed files with 133 additions and 71 deletions
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2
examples/protocols/modbus/tcp/mb_tcp_slave/main/tcp_slave.c
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@@ -329,7 +329,7 @@ static esp_err_t slave_init(mb_communication_info_t* comm_info)
reg_area.type = MB_PARAM_HOLDING; // Set type of register area
reg_area.start_offset = MB_REG_HOLDING_START_AREA0; // Offset of register area in Modbus protocol
reg_area.address = (void*)&holding_reg_params.holding_data0; // Set pointer to storage instance
reg_area.size = sizeof(float) << 2; // Set the size of register storage instance
reg_area.size = (MB_REG_HOLDING_START_AREA1 - MB_REG_HOLDING_START_AREA0) << 1; // Set the size of register storage instance
err = mbc_slave_set_descriptor(reg_area);
ESP_RETURN_ON_FALSE((err == ESP_OK), ESP_ERR_INVALID_STATE,
SLAVE_TAG,