Differences

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--- jtag [2019/02/11 18:24] – [SEGGER J-Link] kingkevin
+++ jtag [2019/03/09 09:24] – [SEGGER J-Link] kingkevin
@@ Line 356: / Line 356: @@
 The [[https://www.segger.com/jlink_base.html|SEGGER J-Link]] supports JTAG, SWD, SWO, RTCK, and voltage reference (or provide 3.3V).
 That makes it one of the most complete JTAG adapter.
+The differences between the versions are documented [[https://wiki.segger.com/Software_and_Hardware_Features_Overview|here]].
-There are plenty of different J-Link clones available, from light version with the minimum number of components, to full version with all features.
+There are plenty of different J-Link v8 and v9 clones available, from light version with the minimum number of components, to full version with all features.
+But v8 and v9 are not supported anymore by J-Link, meaning no new feature will be added to them.
+Instead I recommend to get the [[https://www.segger.com/products/debug-probes/j-link/models/j-link-edu/|J-Link EDU]] which is a supported v10 and not expensive.
 The come in the same case:
@@ Line 374: / Line 377: @@
 {{:jtag:jlink-v8-thin-back.jpg?0x150|board back}}
-Here a light J-Link v9 (v9 uses a fast High-Speed STM32F205 instead of the v8 Full-Speed AT91SAM7S):
+Here a light J-Link v9.
+v9 uses a STM32F205 (providing 20 MHz JTAG/15 MHz SWD) while v8 uses a AT91SAM7S (providing 10 MHz JTAG/4 MHz SWD):
 {{:jtag:jlink-v9-front.jpg?0x150|board front}}