34 CHAPTER 1 Introduction
J-Link / J-Trace (UM08001) ©
2004-2017 SEGGER Microcontroller GmbH & Co. KG
Version 5.4 (Obsolete)
Identical to version 5.3 with the following exception:
• Supports 5V target interfaces.
Version 6.0 (Obsolete)
Identical to version 5.4 with the following exception:
• Outputs can be tristated (Effectively disabling the JTAG interface)
• Supports SWD interface.
• SWD speed: Software implementation. 4 MHz maximum SWD speed.
• J-Link supports SWV (Speed limited to 500 kHz)
Version 7.0 (Obsolete)
Identical to version 6.0 with the following exception:
• Uses an additional pin to the UART unit of the target hardware for SWV support
(Speed limited to 6 MHz).
Version 8.0
Identical to version 7.0 with the following exception:
• SWD support for non-3.3V targets.
Version 9.1
• New design based on STM32F205.
Version 9.2
Identical to version 9.1 with the following exception:
• Pin 1 (VTref) is used for measuring target reference voltage only. Buffers on J-
Link side are no longer powered through this pin but via the J-Link internal volt-
age supplied via USB.
1.3.2.4 Software and Hardware Features Overview
For detailed information about hardware and software features of your J-Link/J-Trace
model and version see:
https://wiki.segger.com/Software_and_Hardware_Features_Overview
1.3.3 J-Link PLUS
J-Link PLUS is a JTAG emulator designed for ARM cores. It con-
nects via USB to a PC running Microsoft Windows 2000 or later.
For a complete list of all operating systems which are sup-
ported, please refer to Supported OS on page 29. J-Link PLUS
has a built-in 20-pin JTAG connector, which is compatible with
the standard 20-pin connector defined by ARM. J-Link PLUS
comes with licenses for all J-Link related SEGGER software.
1.3.3.1 Additional features
• Direct download into flash memory of most popular micro-
controllers supported
• Full-speed USB 2.0 interface
• Serial Wire Debug supported
• Serial Wire Viewer supported
• Download speed up to 1 MBytes/second*
• Debug interface (JTAG/SWD/...) speed up to 15 MHz
• RDI interface available, which allows using J-Link with RDI
compliant software
• Comes with built-in licenses for: Unlimited number of breakpoints in flash
(FlashBP), J-Link GDBServer, J-Link RDI, J-Link RDDI and J-Flash (production
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