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bvandevliet

Betaflight MCP

by bvandevliet

get_vbat_display_lpf_period

Retrieves the Low-Pass Filter period applied to the voltage display on the OSD, which smooths flickering without affecting alarm thresholds.

Instructions

Get vbat_display_lpf_period: LPF period for the voltage shown on the OSD (smooths display flickering). Does not affect alarm thresholds. [UINT8, default: 30]

Input Schema

TableJSON Schema
NameRequiredDescriptionDefault

No arguments

Behavior4/5

Does the description disclose side effects, auth requirements, rate limits, or destructive behavior?

No annotations provided, but description discloses read-only nature, data type (UINT8), default value (30), and states it does not affect alarm thresholds. This is good behavioral context for a simple getter.

Agents need to know what a tool does to the world before calling it. Descriptions should go beyond structured annotations to explain consequences.

Conciseness5/5

Is the description appropriately sized, front-loaded, and free of redundancy?

Two concise sentences with no wasted words. Key information front-loaded: purpose, effect, type, default.

Shorter descriptions cost fewer tokens and are easier for agents to parse. Every sentence should earn its place.

Completeness4/5

Given the tool's complexity, does the description cover enough for an agent to succeed on first attempt?

Covers essential aspects: purpose, type, default, and key behavioral constraint. Could add valid range (0-255) for UINT8, but still adequate for a 0-parameter tool.

Complex tools with many parameters or behaviors need more documentation. Simple tools need less. This dimension scales expectations accordingly.

Parameters4/5

Does the description clarify parameter syntax, constraints, interactions, or defaults beyond what the schema provides?

No parameters exist, schema coverage is 100%. Description adds value by specifying type and default, which are not in the empty schema, earning above baseline 3.

Input schemas describe structure but not intent. Descriptions should explain non-obvious parameter relationships and valid value ranges.

Purpose5/5

Does the description clearly state what the tool does and how it differs from similar tools?

Description clearly states it gets the LPF period for voltage on OSD, with specific verb and resource. Distinguishes from siblings (e.g., get_vbat_sag_lpf_period) by clarifying it smooths display flickering and does not affect alarm thresholds.

Agents choose between tools based on descriptions. A clear purpose with a specific verb and resource helps agents select the right tool.

Usage Guidelines3/5

Does the description explain when to use this tool, when not to, or what alternatives exist?

No explicit guidance on when to use this tool vs alternatives. The note about not affecting alarm thresholds implies it's for display only, but no direct comparison to get_vbat_sag_lpf_period or other related tools.

Agents often have multiple tools that could apply. Explicit usage guidance like "use X instead of Y when Z" prevents misuse.

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