https://devzone.nordicsemi.com/f/nordic-q-a/24581/is-it-possible-to-use-a-signal-gen-instead-of-a-crystalI prototyped a nRF52832, WLCSP package, with a fab (PCBA) and put jumpers between my 32Mhz crystal and the chip, attempting to connect with a j-link in SWA mode, I cannot connect (I get a reference voltage, but no signal) when taking an O-scope to theen-USTelligent Community 13Wed, 23 Aug 2017 02:19:19 GMThttps://devzone.nordicsemi.com/thread/96768?ContentTypeID=1Wed, 23 Aug 2017 02:19:19 GMT137ad170-7792-4731-bb38-c0d22fbe4515:8e6d30b1-0cd1-4bbc-973a-5efc328b3dc0Turbo J<p>The chip does <em>not</em> need any crystal for the debugger, as it has an internal RC oscillator. You probably have another problem in your layout...</p><div style="clear:both;"></div>