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https://github.com/espressif/esp-idf.git
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1ab9e81729
place timer handler functions into IRAM update timer port handlers fix communication issues fix offset issue in example add kconfig option to place handlers into IRAM
136 lines
4.9 KiB
Plaintext
136 lines
4.9 KiB
Plaintext
menu "Modbus configuration"
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config FMB_MASTER_TIMEOUT_MS_RESPOND
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int "Slave respond timeout (Milliseconds)"
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default 150
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range 50 400
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help
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If master sends a frame which is not broadcast, it has to wait sometime for slave response.
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if slave is not respond in this time, the master will process timeout error.
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config FMB_MASTER_DELAY_MS_CONVERT
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int "Slave conversion delay (Milliseconds)"
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default 200
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range 50 400
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help
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If master sends a broadcast frame, it has to wait conversion time to delay,
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then master can send next frame.
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config FMB_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 FMB_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 FMB_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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This buffer is used for modbus frame transfer. The Modbus protocol maximum
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frame size is 256 bytes. Bigger size can be used for non standard implementations.
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config FMB_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_FMB_SERIAL_TASK_PRIO - 1).
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config FMB_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 FMB_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 FMB_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 FMB_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 FMB_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 FMB_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 FMB_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 FMB_TIMER_PORT_ENABLED
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bool "Modbus slave 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 FMB_TIMER_GROUP
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int "Modbus Timer group number"
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range 0 1
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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 FMB_TIMER_INDEX
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int "Modbus Timer index in the group"
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range 0 1
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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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config FMB_ISR_IN_IRAM
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bool "Place interrupt handlers into IRAM"
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default y
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select UART_ISR_IN_IRAM
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help
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This option places Modbus IRQ handlers into IRAM.
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This allows to avoid delays related to processing of non-IRAM-safe interrupts
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during a flash write operation (NVS updating a value, or some other
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flash API which has to perform an read/write operation and disable CPU cache).
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endmenu
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