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MisakaMikoto128

J-Link RTT Viewer MCP

write_memory

Write data to MCU memory at a specified address. Supports hexadecimal or plain text input for direct memory manipulation.

Instructions

写入 MCU 内存

向目标 MCU 的指定地址写入数据。

Args: address: 起始地址 (如 0x08000000) data: 要写入的数据(十六进制字符串或普通字符串) is_hex: 是否为十六进制数据,默认 True

Returns: 写入结果的 JSON 字符串

Input Schema

TableJSON Schema
NameRequiredDescriptionDefault
addressYes
dataYes
is_hexNo

Output Schema

TableJSON Schema
NameRequiredDescriptionDefault
resultYes
Behavior2/5

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

No annotations provided, so description carries full burden. It lacks details on destructive potential, address validation, connection requirements, or error handling. The return format is mentioned but not behavior traits.

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

Conciseness4/5

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

Description is concise with Args/Returns structure. Every sentence is relevant, though the Chinese text is succinct and clear. Slightly front-loaded with purpose.

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

Completeness3/5

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

Given no annotations, description misses prerequisites (connection via connect tool), side effects, and safety context. Output schema presence reduces need to describe return, but overall context for a mutation tool is incomplete.

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?

Schema coverage is 0%, but description adds meaning: address example (0x08000000), data format flexibility (hex or string), and is_hex default. This compensates significantly, though constraints on data length or alignment are missing.

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?

The description clearly states the tool writes data to a specified address in MCU memory, distinguishing it from siblings like read_memory and write_rtt. The verb 'write' and resource 'MCU memory' are specific.

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

Usage Guidelines2/5

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 versus alternatives (e.g., flash_firmware, write_rtt). No prerequisites or exclusion criteria mentioned.

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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