# Specifications

Place technical specifications, hardware notes, BLE service descriptions, and device capability summaries here.

Useful content for this folder:

- radio module details
- service and characteristic UUID notes
- device version comparisons
- hardware revisions

## Collected Notes

### `UM24-UM25-UM34 Family Compatibility Note.md`

- family-level compatibility and inference note across related USB testers

### `UM34C Manual Working Summary.md`

- working summary extracted from the imported `User_Manual_UM34C.pdf`
- focuses on confirmed UI behavior, measurement features, storage semantics, app workflow, and caveats

### `UM25 Manual Working Summary.md`

- working summary extracted from the imported `UM25 User Manual.pdf`
- focuses on confirmed `UM25/UM25C` capabilities, Android/iOS/Windows workflow, and transport caveats

### `TC66 Manuals Working Summary.md`

- combined working summary for the imported `TC66` Chinese and English manuals
- focuses on model split, USB vs BLE communication, trigger and PD behavior, and PC/mobile workflow

### `PW0316 BLE Module Working Summary.md`

- working summary for the vendor BLE module manual used by the `TC66C` radio path
- focuses on GATT channels, UART bridge behavior, packet sizing, and what the module manual does and does not validate

### `HM-10 and DX-BT18 Module Working Summary.md`

- working summary for the `HM-10` and `DX-BT18` module references related to the `UM25C` / `UM34C` family
- focuses on `FFE0` / `FFE1`, dual-mode behavior, and how desktop plus iOS support can coexist
