embedded-systems
Use when developing firmware for microcontrollers, implementing RTOS applications, or optimizing power consumption. Invoke for STM32, ESP32, FreeRTOS, bare-metal, power optimization, real-time systems, configure peripherals, write interrupt handlers, implement DMA transfers, debug timing issues.
90
92%
Does it follow best practices?
Impact
87%
1.04xAverage score across 6 eval scenarios
Passed
No known issues
Quality
Discovery
100%Based on the skill's description, can an agent find and select it at the right time? Clear, specific descriptions lead to better discovery.
This is a strong skill description that clearly defines its embedded systems / firmware development niche. It provides explicit 'Use when' triggers, lists concrete actions, and includes highly specific hardware and framework keywords that make it easily distinguishable. The only minor weakness is that the description reads somewhat like a keyword list after the 'Invoke for' clause rather than flowing naturally, but this doesn't materially harm its effectiveness for skill selection.
| Dimension | Reasoning | Score |
|---|---|---|
Specificity | Lists multiple specific concrete actions: 'configure peripherals, write interrupt handlers, implement DMA transfers, debug timing issues' along with domain-specific contexts like 'firmware for microcontrollers, implementing RTOS applications, optimizing power consumption.' | 3 / 3 |
Completeness | Explicitly answers both 'what' (configure peripherals, write interrupt handlers, implement DMA transfers, debug timing issues) and 'when' (developing firmware for microcontrollers, implementing RTOS applications, optimizing power consumption) with a clear 'Use when' clause. | 3 / 3 |
Trigger Term Quality | Excellent coverage of natural terms a user would say: 'STM32', 'ESP32', 'FreeRTOS', 'bare-metal', 'power optimization', 'real-time systems', 'interrupt handlers', 'DMA transfers', 'timing issues' — these are all terms embedded firmware developers naturally use. | 3 / 3 |
Distinctiveness Conflict Risk | Highly distinctive niche targeting embedded/firmware development with specific hardware platforms (STM32, ESP32) and domain-specific concepts (FreeRTOS, bare-metal, DMA, interrupt handlers) that are unlikely to conflict with general software development skills. | 3 / 3 |
Total | 12 / 12 Passed |
Implementation
85%Reviews the quality of instructions and guidance provided to agents. Good implementation is clear, handles edge cases, and produces reliable results.
This is a strong embedded systems skill with excellent actionability through complete, executable code templates and a well-structured workflow with validation checkpoints and feedback loops. The progressive disclosure via the reference table is well-designed. Minor conciseness issues include the persona description and some overly general constraints that Claude already knows, but overall the content is high quality.
Suggestions
Remove the persona sentence ('Senior embedded systems engineer with deep expertise...') as it wastes tokens and doesn't add actionable guidance.
Trim the MUST DO/MUST NOT DO lists to only non-obvious, embedded-specific constraints — items like 'Handle all error conditions' are generic knowledge Claude already has.
| Dimension | Reasoning | Score |
|---|---|---|
Conciseness | The skill is mostly efficient but includes some unnecessary framing ('Senior embedded systems engineer with deep expertise...') and the MUST DO/MUST NOT DO lists contain items Claude already knows (e.g., 'Handle all error conditions'). The code templates are well-chosen but the overall document could be tightened. | 2 / 3 |
Actionability | The skill provides fully executable, copy-paste ready code templates for ISR patterns, FreeRTOS task creation, and bare-metal GPIO/timer setup. Specific compiler flags, tool names (cppcheck), and FreeRTOS API calls are given. The code is concrete and complete. | 3 / 3 |
Workflow Clarity | The core workflow has a clear 6-step sequence with explicit validation at step 4 (compile with -Wall -Werror, static analysis, datasheet verification) and a feedback loop at step 6 ('if issues found, return to step 4'). Stack usage checks and timing validation are specified with concrete tools/functions. | 3 / 3 |
Progressive Disclosure | The reference guide table cleanly separates five detailed topics into external files with clear 'Load When' conditions, keeping the main skill as an overview. References are one level deep and well-signaled with a structured table format. | 3 / 3 |
Total | 11 / 12 Passed |
Validation
90%Checks the skill against the spec for correct structure and formatting. All validation checks must pass before discovery and implementation can be scored.
Validation — 10 / 11 Passed
Validation for skill structure
| Criteria | Description | Result |
|---|---|---|
metadata_field | 'metadata' should map string keys to string values | Warning |
Total | 10 / 11 Passed | |
- Repository
- jeffallan/claude-skills
- Commit
3d95bb1
- Reviewed
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