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+# Connections
+
+## J-Link
+
+20 pin connector:
+
+ * 1:  VTref         / 2: NC
+ * 3:  Not used      / 4: GND
+ * 5:  J-Link TX     / 6: GND
+ * 7:  SWDIO         / 8: GND
+ * 9:  SWDCLK        / 10: GND
+ * 11: Not used      / 12: GND
+ * 13: SWO           / 14: GND *
+ * 15: RESET         / 16: GND *
+ * 17: J-Link RX     / 18: GND *
+ * 19: 5V supply     / 20: GND *
+
+Note: *: Reserved connections, might not be connected internally in J-Link adapter.
+
+Connections:
+
+ * GND / GND
+ * VTref / V33
+ * 5V supply / VBUS
+ * SWDCLK / TCK
+ * SWDIO / TMS
+
+To enable power from the JLink adapter run:
+
+    > power on
+
+## ST-Link V2 to mini board
+
+* debugger / Board
+* GND / GND
+* 5V / VBUS
+* SWDCLK / TCK
+* SWDIO / TMS
+
+To run OpenOCD
+
+    cd openocd
+    openocd -f openocd-stlink.cfg
+
+# Resources
+
+* https://primalcortex.files.wordpress.com/2017/06/nrf52832-module-test-board-v1-0.pdf
+* https://primalcortex.wordpress.com/2017/11/06/starting-up-with-the-nordic-nrf52-ble-chip/
+* https://micooke.github.io/nRF52832_TaidaCentury_GoldCore.html