Hello,
I connected the nrf module to jlink as described:
• vdd(nrf)-----3.3V
• gnd(nrf)-----gnd
• SDO(nrf)-----SWDIO(jlink)
• SCLK(nrf)-----SWCLK(jlink)
• 3.3V------VTref(jlink)
• gnd------gnd/pin20(jlink)
After executing jlink.exe I receive the following VTref = 0.763V. Am I missing something?