Nordic Q&A

Recent and unreplied - Help your fellow developer and earn points!

Not Answered
ESB Sources and how to change them 0

Hello, i am working with the Enhanced ShockBurst proprietary protocol and i am wondering where I can find the sources of this protocol, so that I can do some changes. ...
- esb
1037 views

0 replies

Started over 8 years ago
by florian2840
Not Answered

spi in nrf51 dk 0

[uart - Copy.rar](/a master _error.png ttachment/3cc01f5e2484d2b0f33e62befd3e6a62) hello there I am interfacing master nrf51 dk with nxp's slave lpc11u24 (1) my main...

523 views

0 replies

Started over 8 years ago
by rushin
Not Answered
Why are the SDK includes not namespaced? 0

It is good practice to prefix the includes from one's C libraries with a directory so that they are all part of the same 'include namespace'. Unfortunately the Nordic SDK...
- dk nrf51
624 views

0 replies

Started over 8 years ago
by Rob Spanton
Not Answered

I am trying to write the bsp for nordic nRF51. I added the device information service and i want to change the system id of the DIS (dis_init.p_sys_id) without success . Can you please tell me how can i do it. Thank you. 0

dis_init.p_sys_id->manufacturer_id = 0x5555; dis_init.p_sys_id->organizationally_unique_id = 0x5555; This is not change anything.

568 views

0 replies

Started over 8 years ago
by Anna
Not Answered

Looking for developer in Minnesota, N. Dakota, S.Dakota 0

Hi, is there an available developer in my tri-state area of Minnesota, N. Dakota, or S. Dakota? Please call me if you are available for a project for hire. The developer should...

547 views

0 replies

Started over 8 years ago
by tdors
Not Answered

nRF52 EasyDMA must be on all the time? +1

I'm trying to design a very low power sensor that takes readings using ADC and SPI 200 times a second. I'm a bit worried by the current EasyDMA uses (1.1mA). As far as I can...

1368 views

0 replies

Started over 8 years ago
by Yano
Not Answered
Multiple nrf51288 uart connection 0

Hi, I am working on a project where I want to make one nrf51288 chip as central hub and connect that to a android phone and other salve nrf51288 . idea similar to this: ...
- nrf51822 mbed
1397 views

0 replies

Started over 8 years ago
by titusf

Nordic Support - all public tickets

Answered

Error reading bootloader settings nRF52 0

I developed a bootloader and an application using PCA10040 and all works fine, but when I set the same code to my custom board (that use the same chip) I get a very strange...

3546 views

4 replies

Latest over 8 years ago
by abosch
Not Answered

where could I find Library function? 0

where could I find Library function? like this: uint32_t,sd_ble_gap_disconnect(uint16_tconn_handle,uint8_thci_status_code);

757 views

2 replies

Latest over 8 years ago
by yichen
Not Answered
Example code utilizing softdevice will not work properly with IAR compiled hex 0

Hello, I have an issue regarding using IAR tools with the examples provided in SDK v13. I have: nRF52840 Preview DK v13 of the nordic SDK ( www.nordicsemi...
- bluetooth
- iar
- softdevice
- nrf52840
4460 views

9 replies

Latest over 8 years ago
by Sigurd
Not Answered
SDK 12.2 - Build error in sdk_resources.h when included from C++ 0

Issue when using SDK 12.2 which needs to be fixed in SDK: sdk_resources.h will not build when included from C++. This is because start extern "C" {" is placed in wrong...
- nrf52 sdk12.2.0
949 views

2 replies

Latest over 8 years ago
by mmarcus
Not Answered
SDK9 spi_master_with_slave how to achieve low power 0

Hi, I wanna use spi_master_close() before __wfe() to achieve low power,but the power consumption is still 150uA.
- 51 spi sdk9
652 views

1 reply

Latest over 8 years ago
by Sigurd
Not Answered

i have run the experimental ble app blinky from sdkand this run successfully ,is there any tutorial available ??? i can't understand the code how its work ?? 0

can any one of you suggest me some tutorial .then kindly give me link

1679 views

5 replies

Latest over 8 years ago
by FormerMember
Not Answered
Can DAPLink be used to program and debug nrf52832? 0

Hey Guys, Please pardon me if this is stupid question, I am trying to create a development board with nrf52832, and I want to have a debug probe on board. I found open...
10060 views

7 replies

Latest over 8 years ago
by khertan
Not Answered

was this source incorrect? 0

/* TWI instance. */ static const nrf_drv_twi_t LTC2499P1 = NRF_DRV_TWI_INSTANCE(0); static const nrf_drv_twi_t LTC2499P2 = NRF_DRV_TWI_INSTANCE(1); static void LTC2499P1_Handler...

939 views

2 replies

Latest over 8 years ago
by Jørgen Holmefjord
Answered
Experimental NFC BLE Central Pairing Reference :ERROR:Fatal 0

Hi, I am using SDK 13.0 and tried to burn in fresh example code (Experimental NFC BLE Central Pairing Reference) to either PCA10040 and PCA10056. However both always shows...
- nfc central
1238 views

2 replies

Latest over 8 years ago
by hkartadi
Not Answered
Turn off UART on nrf52832 0

I noticed that having the UART enabled on my application in a NRF52 (SD132, SDK 11.0.0) takes a lot of current consumption. If I completely disable any UART support on my...
- nrf52832 uart
11995 views

7 replies

Latest over 8 years ago
by genis
Answered
Start point for BLE enabled display 0

I want to design a BLE enabled display panel, which is a general purpose panel leverage all kinds of resources from mobile phone, including sensors, interaction, network,...
- nrf51822
993 views

2 replies

Latest over 8 years ago
by allankliu
Not Answered
Nordic BLE-sniffer doesn't use softdevice, does it? 0

Since Nordic offers BLE sniffer tools including its hex code, I would like to flash it to my own USB dongle as a test. I insepected the hex code, and found its address starts...
- ble ble ble sniffer
1000 views

2 replies

Latest over 8 years ago
by allankliu
Not Answered
NRF52 BLE applications not working with gcc 0

Hi All, I am new to the nRF processors (but not new to embedded progarming). Trying to use the evaluation board with the examples on the SDK. After realizing the freeware...
- gcc 10040 nrf5283 j-link ble
1574 views

2 replies

Latest over 8 years ago
by nirt11
Answered
does UART is interrupted by BLE SEQUENCE? 0

Q0. What IRQ Priority does BLE Has? and also what IRQ Priority does UART can have? I'm guessing that from s130's document P65, Exception Model, It says, Softdevice Timing...
- irq
- ble
- nrf51422
- 130
- nrf51
- uart
2132 views

3 replies

Latest over 8 years ago
by FormerMember
Not Answered

cannot set breakpoint with gcc and eclipse 0

Hello, I could not set breakpoint in Eclipse. I set CFLAGS to -O0 and -g3 in Makefile I am using GNU Tools ARM Embedded 6 2017-q1-update and Eclipse Neon3 Below are...

1821 views

2 replies

Latest over 8 years ago
by telemedcar