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115 questions

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Last activity 2017-09-18 12:22:10 +0200 by Joakim Jakobsen flag of Norway

SEGGER custom board definition in mesh SDK

I'm using "nrf5_SDK_for_Mesh_v0.9.2-Alpha". And, I build examples using "SEGGER Embedded Studio 3.26a".

Now I want to modify examples for my custom board. In CMake, "-DBOARD_PCA10040" is used for board definition. But, where can I change this ... (more)

45
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2
votes
1
answer
Last activity 2017-09-11 14:14:33 +0200 by Jørn flag of Norway

Multiple devices debug in RTT viewer

Hey, is there a possibility to connect two or more devices to RTT viewer?

70
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no
votes
1
answer
Last activity 2017-08-30 13:13:19 +0200 by Jørn flag of Norway

sample code of nrf51822

Hi.

I bought the nrf51822 kit, and I have questions to ask.

  • I know that there are many sample code provided by nordic.

I know that the sample code will run in nRFgo studio.

Can I run this sample code ... (more)

63
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2
votes
2
answers
Last activity 2017-08-21 15:13:24 +0200 by Turbo J

gpiote interrupt cannot wake sd_app_evt_wait? [closed]

I have tried to use sd_app_evt_wait() to sleep cpu, and use gpiote interrupt to wake up cpu from sleep. However, gpiote interrupt cannot wake up cpu. When I use __WFE(), gpiote interrupt can wake up cpu. And even if I ... (more)

99
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no
votes
no
answers
Last activity 2017-08-17 12:39:53 +0200 by zed

NRF_LOG no debug log in SEGGER for BLE_SDK 12.3

I am using SEGGER Studio on MacOSx.

When use the latest mesh SDK, I can run the light_control example and see the debug log in the Debug Terminal of SEGGER Studio.

However, when I use BLE SDK 12.3, I ... (more)

40
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no
votes
no
answers
Last activity 2017-08-17 12:37:33 +0200 by zed

Unable to see NRF_LOG BLE SDK 12.3 [closed]

I am using SEGGER Studio on MacOSx.

When use the latest mesh SDK, I can run the light_control example and see the debug log in the Debug Terminal of SEGGER Studio.

However, when I use BLE SDK 12.3, I ... (more)

328
views
2
votes
3
answers
Last activity 2017-08-14 23:11:51 +0200 by jfDEVmoto

Segger Embedded Studio(Crossworks). Write data to UICR.

Hello. I am trying to port bootloader project from SDK to SES. But I do not know how to write data to UICR.

Steps what I've done:

1) My nRF52832_xAA_MemoryMap.xml looks like (I've added UICR section):

<code ... (more)

94
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no
votes
2
answers
Last activity 2017-08-14 11:13:30 +0200 by khosla

How to capture the screenshot of the data collected on the J-link RTT viewer V5.10n

ru.txtra.txtCan someone help out in this. There is no option to capture the data in RTT. Somehow I am not able to take a screenshot directly from the Windows on my MAC.

96
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no
votes
1
answer
Last activity 2017-08-09 14:23:33 +0200 by ndarkness

Undefined reference to SEGGER_RTT_printf, why?

HEllo I am having an error saying

Undefined reference to SEGGER_RTT_printf

I have looked into this post and tried it, however I am not able to fix it,I have defined GLOBAL_DEBUG on my preprocessor settings but the linker seems ... (more)

119
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no
votes
1
answer
Last activity 2017-08-08 13:55:27 +0200 by khosla

Sniffer not functioning.

ppi.zipHi, I am using radio with ppi to advertize packets as shown in the mainc file attached. Even after allocating the access address of Bluetooth on line 196 as set_address0(0x8E89BED6); and advertizing channel selected as 37 as ... (more)

53
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no
votes
no
answers
Last activity 2017-07-21 05:45:50 +0200 by kte608

Where can I find a simple example project with nrf52, s132, and segger debugging? [closed]

Preferrably under linux using gcc and the command prompt.

I am most interested in project setup, loading the soft device, and making sure all the core systems are working.

If possible, the example should be with the latest SDK (12 ... (more)

82
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2
votes
1
answer
Last activity 2017-07-08 14:25:37 +0200 by Turbo J

Jlink RTT Viewer not detecting Target Device Automatically

Hi,

I installed the latest version of Jlink 6.16f. I connected my nrf52-dk and on opening the RTT viewer, I always need to specify the target device manually instead of it being detected automatically. I am also attaching a ... (more)

74
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no
votes
1
answer
Last activity 2017-06-29 13:33:05 +0200 by khosla

Using RTT viewer in SDK 12.2 SES

sdkconfig.txtmainc.txt(/attachment/6fb97103178e9eb2c30302351e63ce8f)Can you please tell whether i follow the the entire tutorial as in the link or just the first step for SDK 12.2 SES. Even if i use the first step, i need ... (more)

150
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no
votes
1
answer
Last activity 2017-06-29 12:44:56 +0200 by Krzysztof Chruściński

Changing unity printf to Segger RTT

I'm wondering if anyone uses unity.c for unit testing and managed to change the print function to segger rtt in order to read the output.

According to unity

By default, Unity prints its results to `stdout` as it ...
(more)

26
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no
votes
no
answers
Last activity 2017-06-29 12:08:41 +0200 by khosla

Sniffer not showing up my device.

Hi, I am using radio with ppi to advertize packets as shown in the mainc file attached.mainc.txt Even after allocating the access address of Bluetooth on line 196 as set_address0(0x8E89BED6); and advertizing channel selected as 37 as ... (more)

62
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no
votes
no
answers
Last activity 2017-06-19 12:07:41 +0200 by satheesh

could not connect with RTT

hi team,

i have tried to connect my device with RTT. i could not connect. i just followed the instruction as below link

https://devzone.nordicsemi.com/tutori...

if i insert the function( SEGGER_RTT_WriteString(0, "Hello World!\n"); ) in main ... (more)

68
views
no
votes
1
answer
Last activity 2017-06-16 13:31:04 +0200 by Torbjørn Øvrebekk

How to enable radio interrupts using SDK?

mainc.txt

we can use INTENSET to enable certain events on the radio as in line 460 in mainc file attached. But how to enable this on the radio as a whole. I basically need a couple of events like ... (more)

136
views
no
votes
3
answers
Last activity 2017-05-31 17:06:38 +0200 by khosla

time synchronization across different nodes in a mesh network, single hop as well as multi hop.

I am working on time synchronizations between different nodes in a mesh network. I have earlier worked on the radio and the ppi examples given. I wish to generate time stamps at each send and receive events between two different ... (more)

87
views
no
votes
no
answers
Last activity 2017-04-26 18:56:41 +0200 by Jack

nRF51822-QFAA Flash Programming Error with Flasher Portable Stand Alone mode

Tried Flasher Portable Stand-Alone Mode with J-Flash 6.14 as following:

  1. Create .jflash Project for nRF51822-QFAA
  2. Open Data .Hex File
  3. From J-Flash, select Target | Production Programming to program nRF51822-QFAA with Flasher Portable.
  4. From J-Flash, download the config and data file ...
(more)

73
views
1
vote
1
answer
Last activity 2017-04-24 22:44:44 +0200 by normanfust

nrf51822 - jlink 0.76V

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 ... (more)

136
views
2
votes
1
answer
Last activity 2017-03-22 22:24:33 +0200 by Cole

nrf52832 not being recognized by keil, Segger, nrfGo

Whenever I try to flash the device in keil, I get a no Jlink device found. I get a similar message when trying to connect to the device via Segger. nrfGo Studio just does not show the device.

The development ... (more)

148
views
no
votes
no
answers
Last activity 2017-03-07 11:21:25 +0200 by khosla

While building the beacon example in segger studio, it shows the error: invalid storage class for functions 'is diabled in debug needed', ' is_manual_peripheral_setup_needed', 'is_peripheral_domain_setup_needed in system_nrf51.c. How to fix this?

/* Copyright (c) 2012 ARM LIMITED * All rights reserved.


  • Redistribution and use in source and binary forms, with or without
  • modification, are permitted provided that the following conditions are met:

* * Redistributions of source code must retain the above copyright notice, this ...

(more)

345
views
1
vote
1
answer
Last activity 2017-03-06 20:55:11 +0200 by Tarik

sd_ble_enable returns NRF_ERROR_NO_MEM

Hi, I am working on the examples\ble_peripheral\ble_app_uart sdk 12 example on SES.

I was first setting:

FLASH_START=0x1B000
SRAM_START=0x20001EB0

Then tried with app_ram_base value, which is:

FLASH_START=0x1B000
SRAM_START=0x20001FE0

In both cases the function sd_ble_enable returns ... (more)

94
views
no
votes
no
answers
Last activity 2017-03-01 14:26:32 +0200 by ndarkness

What is the best way to merge two existing examples with SEGGER Embedded studio?

Hello,

I was wondering what is the best option/way to merge two functionalities which are developed in different examples of the nRF52 sdk12.2.

For instance, I would be interested on mergin into one project the ble_app_beacon_pca10040s132 and the ... (more)

377
views
1
vote
1
answer
Last activity 2017-02-28 13:26:33 +0200 by schef

SEGGER_RTT works but NRF_LOG not

Hi, can you help me out please: I have followed https://devzone.nordicsemi.com/questi... and have configured as it shows.

But NRF_LOG_INFO does not work however SEGGER_RTT_printf does. What should i do? Thanks

39
views
no
votes
1
answer
Last activity 2017-02-24 11:15:14 +0200 by Bjørn Spockeli flag of Norway

Segger for Mac Copy Keil Project to Start

I am using Segger for Mac. I followed the tutorial on importing a Nordic example from the Nordic SDK 12.0 examples folder. It is the UART BLE Peripheral Example.

I got it all working and now want to start ... (more)

108
views
2
votes
3
answers
Last activity 2017-02-21 21:34:06 +0200 by ndarkness

SEGGER Embedded cannot initialize nfr52 SoftDevice

Hello,

I have tried to debug ble_app_uart_pca10040_s132 application included in nordic SDK12.2 with Segger Embedded studio v3.12, but even though I don't get error while compiling, I cannot debug that application since SEGGER seems to have issues ... (more)

138
views
1
vote
1
answer
Last activity 2017-02-21 10:36:48 +0200 by Sigurd flag of Norway

What are the right memory mapping for nrf52 & SEGGER Embedded Studiov3?

HEllo,

I am trying to compile for the nrf52 one of the examples that are included in its SDK12.2, to be precies, I am using experimental_ble_app_blinky_pca10040_s132, I have been able to compile it with KEIL but now I would ... (more)

133
views
no
votes
no
answers
Last activity 2017-02-14 22:13:55 +0200 by Bob Recny

nRF52 DK - J-Link/USB LED definition

What are the states of the bi-color LED (LD5) on the DK?

image description

I'm aware that solid green is enumerated and 10Hz blinking is not enumerated (or power-only). Do the other states follow the Segger J-Link guide, section 5.2.1.2?

260
views
5
votes
1
answer
Last activity 2017-02-13 15:32:17 +0200 by SEGGER - Johannes

SEGGER RTT printf not printing all the lines.

I want to read whole flash memory using for loop and see how long it takes. What i have noticed is that it does not print all the lines. On the other side i ask myself: Does it read all ... (more)

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