nrf51 openocd mkit board

gistfile1.txt

jacob:~ jacobrosenthal$ openocd -f interface/jlink.cfg  -f board/nordic_nrf51822_mkit.cfg
Open On-Chip Debugger 0.9.0-dev-snapshot (2014-09-23-19:39)
Licensed under GNU GPL v2
For bug reports, read
	http://openocd.sourceforge.net/doc/doxygen/bugs.html
Warn : Interface already configured, ignoring
Error: session's transport is not selected.
Info : session transport was not selected, defaulting to JTAG
cortex_m reset_config sysresetreq
adapter speed: 1000 kHz
Info : J-Link ARM V8 compiled Nov 25 2013 19:20:08
Info : J-Link caps 0xb9ff7bbf
Info : J-Link hw version 80000
Info : J-Link hw type J-Link
Info : J-Link max mem block 9296
Info : J-Link configuration
Info : USB-Address: 0x0
Info : Kickstart power on JTAG-pin 19: 0xffffffff
Info : Vref = 2.814 TCK = 1 TDI = 0 TDO = 0 TMS = 0 SRST = 1 TRST = 1
Info : J-Link JTAG Interface ready
Info : clock speed 1000 kHz
Error: JTAG scan chain interrogation failed: all zeroes
Error: Check JTAG interface, timings, target power, etc.
Error: Trying to use configured scan chain anyway...
Error: nrf51.cpu: IR capture error; saw 0x00 not 0x01
Warn : Bypassing JTAG setup events due to errors
Warn : Invalid ACK 0 in JTAG-DP transaction