USB Type-C Mini-Dock EVM
USB Type-C™ Mini Dock EVM
This user's guide provides an overview and operating instructions for TI's USB Type-C Mini Dock EVM. A quick-start guide section and schematics are also included in the document. Throughout this document, the abbreviations dock, EVM, EVM board, and the term evaluation module are synonymous with USB Type-C Mini Dock EVM, unless otherwise noted.
Trademarks
Type-C is a trademark of USB Implementers Forum, Inc..
1 What is the TI USB Type-C Dock?
The USB Type-C and Power Delivery (PD) mini-dock evaluation module (EVM) provides a complete reference solution for a USB Type-C dock including audio, USB data, power, and video. The EVM has a small 2 in × 4 in form factor and supports both source and sink power capabilities over the primary USB Type-C PD port. Video output capabilities include both DisplayPort and HDMI
Figure 1. USB Type-C Mini Dock Block Diagram 
Figure 2. USB Type-C Mini Dock EVM 2 TI USB Type-C Mini Dock Features
This section lists and details supported features of the EVM:
- Power
This EVM has the following bi-directional power capabilities:- Externally powered by 20-V DC barrel jack (J31). Upon successful power contract negotiation, the dock can source up to 20 V at 3 A.
- Externally powered by a USB Type-C Charger (J30). Upon successful power contract negotiation, the dock can source 5 V at 3 A or 12–20 V at 5 A.
- Bus-powered from USB Type-C laptop. Upon successful power contract negotiation, the dock can sink 5 V at 3 A or 12–20 V at 3 A.
D823 or D822 blue LED turns on to indicate if a 20-V or 5-V power input is connected. - DRP Full-Featured USB-C and PD Port
- TUSB8041 HUB with upstream connection via HD3SS460 alternate mode switch
- USB-C DFP using TUSB321 and HD3SS3212
- USB Type-A DFP
- 3.5-mm audio jack
- Dual Video (up to 4K) via HDMI or miniDP
- Flash Update Over USB Type-C via USB 2.0 Endpoint
- LEDs
- Table 1 lists the LEDs provided for easier debug purposes.
- Firmware (FW) Update
- Contact Texas Instruments for details on FW updates and see the USB Type-C Mini Dock Quick-Start Guide section.
Table 1. LEDs for Debug
| Reference Designator | LED Name | Description |
|---|---|---|
| D820 | DP Mode | |
| D822 | 5V | Illuminates when 5-V input is present |
| D823 | 20V | Illuminates when 20-V input is present |
| D824 | DFP1 | Illuminates when Port 1 (J10) is enabled |
| D825 | DFP2 | |
| D826 | DFP2 | |
| D827 | MS TMD | |
| D828 | MS TMD | |
| D829 | DP MD | |
| D830 | DP MD |
