186 CHAPTER 5 Working with J-Link and J-Trace
J-Link / J-Trace (UM08001) ©
2004-2017 SEGGER Microcontroller GmbH & Co. KG
Permitted combinations are:
Example 2
Target CPU running at 10 MHz.
Possible SWO output speeds are:
10MHz, 5MHz, 3.33MHz, ...
J-Link V7: Supported SWO input speeds are: 6MHz / n, n>= 1:
6MHz, 3MHz, 2MHz, 1.5MHz, ...
Permitted combinations are:
SWO output SWO input Deviation percent
6MHz, n = 12 6MHz, n = 10 0
4MHz, n = 18 4MHz, n = 15 0
... ... <= 3
2MHz, n = 36 2MHz, n = 30 0
... ... ...
Table 5.7: Permitted SWO speed combinations
SWO output SWO input Deviation percent
2MHz, n = 5 2MHz, n = 3 0
1MHz, n = 10 1MHz, n = 6 0
769kHz, n = 13 750kHz, n = 8 2.53
... ... ...
Table 5.8: Permitted SWO speed combinations
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