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...
Hi!
I am in the process of upgrading a quite large project from SDK 8.1 to SDK 12.2. It uses the nRF52 DK, PCA10028. I still use the toolchain I stated with, including...
Following this tutorial , but for pca10028 , softdevice s130 instead. I'm on Linux.
Under "Running", when I press Ctrl + F5 , I get the error s130_nrf51_2.0.1_softdevice...
Hi,
I try to modifie ble_multilink example et send more than one data,
here is my main code code :
static uint8_t test[4] = {0x41, 0x42, 0x43, 0x44};
static...
Hello,
SPIS is adding a 350uA from 80uA baseline running current. I would like some tips and advise on improving this. Thanks!!!
The baseline operation consists of:...
I am using eclipse as IDE , but when i build ble_app_hrs example it's getting an error ../../../../../../components/ble/ble_advertising/ble_advertising.c:195: undefined reference...
I have a 32u4 Feather but don't get the right support from Adafruit to create my own Profile. I have downloaded Nordic's android app and can see all the characteristics on...
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I'm trying to enable and disable softdevice repeatedely.
In my code, softdevice is firstly enabled then advertising properly.
After some seconds, softdevice is disabled...
Hi,
I used the ble_peripheral and ble_central example and I send messages from one to the other.
Know I need to do the same with multilink.
I managed to connect ble_multilink_central...
hi dear Engineers!
the questions is it possible to use RX RF reciever to estimate the average BW RF signal input power like I do it in Semtech 433/868 RF SoC to make desicion...
hi, all
my nrf52832 can not run good when download the program into the flash, and can not run good in debug session mode without breakpoint ， but if I add one breakpoint...
Hi,
I am trying to send L2CAP connection reply by using this "sd_ble_l2cap_ch_conn_reply()",but i am unable to see the packet on wireshark. The incoming connection handle...
Hi I note here that it is recommended to apply solder mask to the ground layer beneath the nRF24L01+ exposed die so they don't connect:
devzone.nordicsemi.com/.../
But...
I'm finding a discrepancy with numbers between the nwp_008 whitepaper (quarterwave printed monopole antenna for 2.45ghz) and AppCad values.
I've assumed you can measure...
Hi.
Months ago I loaded the nfc_url_record example and it worked fine.
Later some time I updated the packages, and since then that particular example gives errors.
The...
Hi,
Anyone familiar/experiened in production-test gear for BLE?
Test sets, i.e. LitePoint, Anritsu, USRP, NI?
What's relevant to test, i.e. output power...
