Segger J-Link models software and hardware features overview

J-Link models from Segger are among the most widely used debug tools today. Its popularity stems from excellent performance, an extensive feature set, large number of supported CPUs and compatibility with many popular development environments. Each J-Link model is different and you can choose the right one for your needs.

Here are some useful J-Link hardware features tables including Ethernet interface, USB Full-/ high speed interface, etc for your needs.

Hardware Features

Features J-Link EDU J-Link EDU MInI J-Link BASE J-Link PLUS J-Link Ultra+ J-Link Pro
Download speed into RAM 1.0 MByte/sec 200 KByte/sec 1.0 MByte/sec 1.0MByte/sec 3.0 MByte/sec 3.0 MByte/sec
Max. target interface speed 15 MHz 4 MHz 15 MHz 15 MHz 50 MHz 50 MHz
Max. SWO speed 30 MHz 4 MHz 30 MHz 30 MHz 100 MHz 100 MHz
High Speed Sampling Bandwidth 1 kHz 1 kHz 1 kHz 1 kHz Unlimited Unlimited
Supported target voltage 1.2V - 5V 3.3V 1.2V - 5V 1.2V - 5V 1.2V - 5V 1.2V - 5V
USB :white_check_mark: :white_check_mark: :white_check_mark: :white_check_mark: :white_check_mark: :white_check_mark:
Ethernet :x: :x: :x: :x: :x: :white_check_mark:
JTAG interface :white_check_mark: :white_check_mark: :white_check_mark: :white_check_mark: :white_check_mark: :white_check_mark:
cJTAG interface :white_check_mark: :white_check_mark: :white_check_mark: :white_check_mark: :white_check_mark: :white_check_mark:
SWD interface :white_check_mark: :white_check_mark: :white_check_mark: :white_check_mark: :white_check_mark: :white_check_mark:
SWO interface :white_check_mark: :white_check_mark: :white_check_mark: :white_check_mark: :white_check_mark: :white_check_mark:
Microchip ICSP® interface :white_check_mark: :x: :white_check_mark: :white_check_mark: :white_check_mark: :white_check_mark:
Renesas FINE interface :white_check_mark: :x: :white_check_mark: :white_check_mark: :white_check_mark: :white_check_mark:
ETM Trace :x: :x: :x: :x: :x: :x:
ETB Trace :white_check_mark: :white_check_mark: :white_check_mark: :white_check_mark: :white_check_mark: :white_check_mark:

Please note that J-Link Base is only the basic J-Link emulator and does not include an additional J-Flash License. You will need to purchase the additional J-Flash License if you require some specific J-Flash functions. The following are the permissions for each version of J-Link.

Software Features

Features J-Link EDU J-Link EDU MInI J-Link BASE J-Link PLUS J-Link Ultra+ J-Link Pro
GDB Server :white_check_mark: :white_check_mark: :white_check_mark: :white_check_mark: :white_check_mark: :white_check_mark:
Flash Download :white_check_mark: :white_check_mark: :white_check_mark: :white_check_mark: :white_check_mark: :white_check_mark:
Unlimited Flash Breakpoints :white_check_mark: :white_check_mark: Optional, an additional license is required :white_check_mark: :white_check_mark: :white_check_mark:
J-Flash / J-Flash SPI :x: :x: Optional, an additional license is required :white_check_mark: :white_check_mark: :white_check_mark:
Ozone :white_check_mark: :white_check_mark: Optional, an additional license is required :white_check_mark: :white_check_mark: :white_check_mark:
RDI :x: :x: Optional, an additional license is required :white_check_mark: :white_check_mark: :white_check_mark:
RDDI :x: :x: Optional, an additional license is required :white_check_mark: :white_check_mark: :white_check_mark:

To learn more about each J-Link model, check our catalog page for J-Link and J-Trace JTAG Emulators.

For more details of each J-Link models’ features, please refer to Segger’s supplier overview.

Applicable Part Numbers

8.08.91 J-LINK EDU MINI 8.08.90 J-LINK EDU 8.08.28 J-LINK PLUS
8.16.28 J-LINK ULTRA+ 8.08.93 J-LINK EDU MINI CLASSROOM PACK
8.19.00 J-LINK BASE COMPACT 8.12.00 J-LINK PRO
8.08.00 J-LINK BASE 8.19.28 J-LINK PLUS COMPACT

899-1061-ND 899-1008-ND 899-1017-ND
899-1010-ND 899-1062-ND 899-1059-ND
899-1007-ND 899-1004-ND 899-1060-ND