2018-06-28 15:45:41 +00:00
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menu "Modbus configuration"
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config MB_QUEUE_LENGTH
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int "Modbus serial task queue length"
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range 0 200
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default 20
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help
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Modbus serial driver queue length. It is used by event queue task.
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See the serial driver API for more information.
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config MB_SERIAL_TASK_STACK_SIZE
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int "Modbus serial task stack size"
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range 768 8192
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default 2048
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help
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Modbus serial task stack size for event queue task.
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It may be adjusted when debugging is enabled (for example).
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config MB_SERIAL_BUF_SIZE
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int "Modbus serial task RX/TX buffer size"
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range 0 2048
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default 256
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help
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Modbus serial task RX and TX buffer size for UART driver initialization.
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2019-01-07 10:33:20 +00:00
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This buffer is used for Modbus frame transfer. The Modbus protocol maximum
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2018-06-28 15:45:41 +00:00
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frame size is 256 bytes. Bigger size can be used for non standard implementations.
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config MB_SERIAL_TASK_PRIO
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int "Modbus serial task priority"
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range 3 10
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default 10
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help
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Modbus UART driver event task priority.
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The priority of Modbus controller task is equal to (CONFIG_MB_SERIAL_TASK_PRIO - 1).
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config MB_CONTROLLER_SLAVE_ID_SUPPORT
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bool "Modbus controller slave ID support"
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default n
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help
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Modbus slave ID support enable.
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When enabled the Modbus <Report Slave ID> command is supported by stack.
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config MB_CONTROLLER_SLAVE_ID
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hex "Modbus controller slave ID"
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range 0 4294967295
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default 0x00112233
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depends on MB_CONTROLLER_SLAVE_ID_SUPPORT
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help
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Modbus slave ID value to identify modbus device
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in the network using <Report Slave ID> command.
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Most significant byte of ID is used as short device ID and
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other three bytes used as long ID.
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config MB_CONTROLLER_NOTIFY_TIMEOUT
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int "Modbus controller notification timeout (ms)"
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range 0 200
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default 20
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help
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Modbus controller notification timeout in milliseconds.
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This timeout is used to send notification about accessed parameters.
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config MB_CONTROLLER_NOTIFY_QUEUE_SIZE
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int "Modbus controller notification queue size"
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range 0 200
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default 20
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help
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Modbus controller notification queue size.
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The notification queue is used to get information about accessed parameters.
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config MB_CONTROLLER_STACK_SIZE
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int "Modbus controller stack size"
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range 0 8192
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default 4096
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help
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Modbus controller task stack size. The Stack size may be adjusted when
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debug mode is used which requires more stack size (for example).
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config MB_EVENT_QUEUE_TIMEOUT
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int "Modbus stack event queue timeout (ms)"
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range 0 500
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default 20
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help
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Modbus stack event queue timeout in milliseconds. This may help to optimize
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Modbus stack event processing time.
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config MB_TIMER_PORT_ENABLED
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bool "Modbus stack use timer for 3.5T symbol time measurement"
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default y
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help
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If this option is set the Modbus stack uses timer for T3.5 time measurement.
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Else the internal UART TOUT timeout is used for 3.5T symbol time measurement.
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config MB_TIMER_GROUP
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int "Modbus Timer group number"
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range 0 1
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depends on MB_TIMER_PORT_ENABLED
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default 0
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help
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Modbus Timer group number that is used for timeout measurement.
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config MB_TIMER_INDEX
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int "Modbus Timer index in the group"
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range 0 1
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depends on MB_TIMER_PORT_ENABLED
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default 0
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help
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Modbus Timer Index in the group that is used for timeout measurement.
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endmenu
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