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11 June 2015 11:02 AM
11 June 2015 11:30 AM #1
11 June 2015 03:23 PM #2
11 June 2015 03:43 PM #3
11 June 2015 04:39 PM #4
11 June 2015 05:47 PM #5
11 June 2015 05:53 PM #6
22 June 2015 05:43 PM #7
23 June 2015 08:03 PM #8
Load "C:\\Keil_v5\\ARM\\Device\\Nordic\\nrf51422\\Board\\n5_series\\s210\\ant_io_demo\\io_rx\\arm\\_build\\ant_io_rx.axf"
Set JLink Project File to "C:\Keil_v5\ARM\Device\Nordic\nrf51422\Board\n5_series\s210\ant_io_demo\io_rx\arm\JLinkSettings.ini"
* JLink Info: Device "NRF51422_XXAA" selected (257 KB flash, 16 KB RAM).
JLink info:
------------
DLL: V4.92 , compiled Sep 30 2014 09:33:42
Firmware: J-Link Lite-Cortex-M V8 compiled Jul 17 2014 11:40:12
Hardware: V8.00
S/N : 518005787
Feature(s) : GDB
* JLink Info: Found SWD-DP with ID 0x0BB11477
* JLink Info: Found Cortex-M0 r0p0, Little endian.
* JLink Info: FPUnit: 4 code (BP) slots and 0 literal slots
ROMTableAddr = 0xE00FF003
Target info:
------------
Device: nRF51422_xxAA
VTarget = 2.814V
State of Pins:
TCK: 0, TDI: 0, TDO: 1, TMS: 1, TRES: 1, TRST: 1
Hardware-Breakpoints: 4
Software-Breakpoints: 8192
Watchpoints: 2
JTAG speed: 2000 kHz
Erase Failed!
Error: Flash Download failed - "Cortex-M0"
Flash Load finished at 19:02:42
24 June 2015 03:50 PM #9
24 June 2015 10:58 PM #10
24 June 2015 10:59 PM #11
harrison - 24 June 2015 03:50 PMHi imginit,
Have you checked the Cortex JLink/JTrace Target Driver Setup?
In Keil go to Flash->Configure Flash Tools...->Utilities->Use Target Driver for Flash Programming->Settings->Flash Download
Under "Programming Algorithm" you should see "nRF51xxx". If you cannot find it, click on Add->nRF51xxx
06 July 2015 04:56 PM #12
imginit - 24 June 2015 10:58 PMI got it figured out. I was working with the N5 kit using the tutorial v2.0. The tutorial wasn't clear that I was swapping the N5 module on the I/O unit to load the soft device on one and the application on the other.
What I did to make it work:
1) placed 1st N5 chip in the I/O to get the soft device 4.0 loaded with nrfgo
2) placed the 1st N5 chip on the USB dongle
3) placed the 2nd N5 chip on the I/O and cleared the device with nrfgo
4) used the 2nd N5 chip on the I/O board with Keil to upload the program that was fixed with the steps suggested above.
I got it up and running. thank you.
06 July 2015 05:05 PM #13
06 July 2015 05:16 PM #14
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