Universal Access Devices UAD - JTAG Debugger and Trace Devices for Microcontroller Software Development
With its powerful Universal Access Devices, which are based on a high-performance communication unit, PLS offers an extremely fast and flexible communication tool for accessing a wide range of common 32- and 64-bit microcontrollers and embedded processors.
UAD2pro
Base Device for Debugging
The UAD2pro combines compact design with powerful target access for modern microcontrollers and multicore SoCs. Seamlessly integrated with UDE® and PLS debug adapters, it delivers flexible debugging, programming, and CAN analysis through state-of-the-art interfaces.
- Compact design
- Fast and reliable target access: JTAG DAP, SWD, OnCE, LPD, H-UDI
- Combined CAN and serial interface
UAD2next
All-rounder Device for Debugging and Trace
The UAD2next is the all-in-one solution for modern debugging and trace applications. With flexible target access, optional trace support, and integrated CAN and serial interfaces, it delivers powerful analysis and programming capabilities for today's multicore SoCs.
- High-speed host interfaces: USB3, Gigabit Ethernet
- Trace Modules for target specific trace interfaces
- Range Externder option for target access: JTAG DAP, SWD, OnCE, LPD, H-UDI
- ASC and CAN target interfaces
UAD3+
High-End Trace and Multi-target Debugging
The UAD3+ is the premium solution for trace-based system analyis and multi-target development. With expandable high-speed trace, a large trace memory, and support for up to eight simultaneous targets, it delivers maximum performance for the development of complex embedded systems based on multicore SoCs.
- Multi-target access: JTAG DAP, SWD, OnCE, LPD, H-UDI
- High-speed serial and parallel trace
- High-speed host interfaces: USB, Gigabit Ethernet
- Up to 8 Gbyte trace memory
Overview and Comparison
| Feature | UAD2pro | UAD2next | UAD3+ |
|---|---|---|---|
| Application purpose | Basic debugging, production Flash programming, and entry level on-chip trace | Basic debugging and remote debugging, trace-based debugging and measurement |
High bandwidth trace recording for trace based system analysis, measurement and debugging Remote debugging Multi-target debugging |
| Supported debug interfaces |
JTAG, cJTAG, DAP, DAP2, SPD (Single Pin DAP), NEXUS, SWD, LPD with up to 50 MHz 1.6 V - 5.5 V IO-voltage (0.8 V - 3.3 V on request) |
JTAG, cJTAG, DAP, DAP2, SPD (Single Pin DAP), NEXUS, SWD, LPD with up to 160 MHz 1.6 V - 5.5 V IO-voltage(0.8 V - 3.3 V on request) |
JTAG, cJTAG, DAP, DAP2, SPD (Single Pin DAP), NEXUS, SWD, LPD with up to 160 MHz 1.6 V - 5.5 V IO-voltage (0.8 V - 3.3 V on request) |
| Additional communication interfaces |
CAN, DXCPL (DAP over CAN Physical Layer), ASC via RS232 SUB-D9 (male) connector for CAN (CiA pin assignment) and ASC |
CAN/CAN FD, DXCPL (DAP over CAN Physical Layer), ASC via RS232 SUB-D9 (male), CAN connector (CiA pin assignment) | - |
| Trace support | NEXUS, MCDS, RH850, CoreSight™ on-chip trace |
Arm CoreSight™ (ETM, STM, ITM, PTM, FTM), NEXUS, AURIX and TriCore MCDS, RH850 trace via chip specific external trace interfaces: Plug-in trace module for AURIX and PowerArchitecture AURORA, up to 2 lanes @ 1.25 Gbit/s Plug-in parallel trace module, up to 12 bit, up to 250 Mbps, 1.6 V - 5.5 V IO-voltage NEXUS, AURIX and TriCore MCDS, RH850, Arm CoreSight™ on-Chip trace |
Arm CoreSight™ (ETM, STM, ITM, PTM, FTM), NEXUS, AURIX and TriCore MCDS, RH850 trace via chip specific external trace interfaces UAD3+ Serial Trace Pod 100G with maximum overall bandwidth of 100 Gbit/s Trace Pod for AURIX and PowerArchitecture AURORA, up to 4 Lanes @ 3.125 Gbit/s Parallel Trace Pod, up to 32 bit, up to 500 MHz, 0.8 V - 3.3 V IO-voltage NEXUS, AURIX and TriCore MCDS, RH850, Arm CoreSight™ on-Chip trace |
| Trace memory | - | 512 MByte | Up to 4 GByte / 8 GByte (depending on used Trace Pod) |
| Other features |
Build-in ESD protection Galvanic isolated target interfaces as an option Ground socket |
Build-in ESD protection Galvanic isolated target interfaces as an option Ground socket |
Separate Debug and Trace Pods for up to 5 meters distance to base device Galvanic isolated target interfaces as an option Ground socket |
| Communciation to host PC | USB2.0 | USB3, Gigabit-Ethernet | USB2.0, Gigabit-Ethernet |
| Dimensions (W x D x H) |
8.5 x 13 x 3.5 cm 3.4 x 5.1 x 1.4 in |
17 x 14.5 x 5.5 cm 6.7 x 5,7 x 2.2 in |
17 x 14.5 x 8.5 cm 6.7 x 5.7 x 3.4 in |
| Housing material | Aluminum | Aluminum | Aluminum |


