Parameter server

dsdl/uavcan/protocol/param/598.SaveErase.uavcan

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+#
+# Service to control non-volatile parameter storage.
+#
+
+uint2 OPCODE_SAVE  = 0  # Save all parameters to non-volatile storage
+uint2 OPCODE_ERASE = 1  # Clear the non-volatile storage; actual parameter values may or may not be affected
+uint2 opcode
+
+---
+
+bool ok

dsdl/uavcan/protocol/param/599.GetSet.uavcan

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+#
+# Get or set a parameter by name or by index.
+#
+
+# If set - parameter will be assigned this value, then the new value will be returned
+# If not set - current parameter value will be returned
+Value value
+
+# Index of the parameter starting from 0; ignored if name is nonempty
+uint8 index
+
+# Name of the parameter; always preferred over index if nonempty
+uint8[<=40] name
+
+---
+
+# Actual parameter value. For write requests it must contain the newly assigned parameter value.
+# Empty value indicates that there is no such parameter.
+Value value
+
+Value default_value  # Optional
+Value max_value      # Optional
+Value min_value      # Optional
+
+# Empty name in response indicates that there is no such parameter
+uint8[<=40] name

dsdl/uavcan/protocol/param/Value.uavcan

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+#
+# Single parameter value.
+# The actual type should be detected from the available values, as described below.
+#
+
+bool[<=1] value_bool      # Preferred over int and float if ambiguous
+int64[<=1] value_int      # Preferred over float if ambiguous
+float32[<=1] value_float