New features:
- SerialManager for USB/Serial communication with hardware
- Support for 4 physical VU meter dials
- Flexible channel mapping: Audio L/R, Peak, Mono, CPU, RAM, Disk, Network
- Multiple protocols: Raw bytes, Text, JSON, VU-Server compatible
- Per-dial configuration: min/max values, inversion, smoothing
- Hardware panel in main view showing dial status
- Hardware settings sheet for configuration
- Auto-detection of USB serial devices
Protocol formats:
- Raw: [0xAA][D1][D2][D3][D4][0x55]
- Text: CH1:val;CH2:val;CH3:val;CH4:val\n
- JSON: {"dials":[d1,d2,d3,d4]}
- VU-Server: #0:val\n#1:val\n...
Claude
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