I am trying to find out the part number of the antenna (I assume it is a PCB antenna) used in the nRF51 DK ( www.nordicsemi.com/.../nRF51-DK) . I found a lot of similar questions...
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I am using the NRF52 Development board, on Keil uVision, to implement a C program that uses Dynamic Structs. The Structs re-size themselves ( by increasing their capacity...
Hello,
I have an NRF51822 (redbealab ble nano) that I would like to use to count pulses in very low power mode.
Pulses are asynchronous
The rate of pulses can...
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I'm attempting to read a PT-100 sensor value that is part of a voltage divider using a nRF52.
Both the reference resistor and the PT-100 is sampled while the voltage...
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I have been searching the forums, but were not able to find an answer to my question.
I'm trying to sample 4 analog inputs on the nRF51-DK using the ADC hal. (SDK10...
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I have been trying to get two NRF24L01 chips communicate with each other since a week now, without much success. All what I can find on the net is Arduino examples using...
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I have done several projects with the nRF905. I know the device quite well. Normally I use the CD, AM and DR interrupt pins to determine the status of the device, my current...
while creating a Makefile for DFU, for BLE DualBank only, I'm getting some odd errors:
../bootloader_util_arm.c:19:1: error: 'at' attribute directive ignored [-Werror=attributes...
SDK v5.1 /v4.4.2
Keil 4.73/Keil 5.1
delay function seems doesn't work well in new version of keil. But I need it to bebug and flash nRF51822 with new keil.Need your help...
I would like to use an nRF8002 in a proximity detection application.
I would like to be able to send a request/command to the device to start a continuous or rapid transmit...
This may be an obvious question, but I wanted to make sure that my assumptions are correct.
The nRF51822 is able to use an external 32kHz crystal oscillator for its low...
In the 51422 Prod Spec v2.0 it states that “high performance RF capacitors” for the X7R decoupling caps should be used.
Is High performance RF equivalent to a “High...
Hi,
I am trying the Direct Test Mode (DTM) function integrated into the nRFgo application. I am using the nAN-34, Dev Kit User guide, and help (F1) in nRFgo as documents...
I use DK usb dongle to catch data from my ble device , but I can only catch the broadcast data . When the ble device is connected to PC ble dongle , I can't catch data any...
I have Olimex Mod-nRF 8001 Module which i bought it from here . It has break out the RDYN,REQN,MISO,MOSI,SCK and reset pins. My question is can i connect RDYN and REQN lines...
I used the Nexus 5 with android OS 4.4 and try to
use both the "Master control panel" and "Toolbox" Apps to upload firmware.(DFU)
When I use the "Master control panel" App...
We are using an nRF51822 with s110 v5 and an iPhone. When the iPhone connects to the nRF51822, occasionally (perhaps 1/4 of the time) the iPhone fails to complete service...
Having some issues with the examples on the nRF51822 development kit. Hoping someone can help.
Working from nRF51822_Development_Kit_User_Guide_v1.3.pdf.
Motherboard...
Hi all.
I am making a PCB for nRF51822. My PCB need is to talk with iPhone for BLE Proximity application. Also I need to control a LED from iPhone. And I need to get low...
In short: Is it feasible to use RSSI values when tuning the antenna?
I have a custom board with an nRF51422 on which I have designed the RF part to be as much as possibly...
Any suggestions for handling a bricked custom board?
I'm pretty sure I know where the problem is in my code, but now I can't reprogram the board. I did have this happen...
