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...
Hi.
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...
Hi
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...
Hi
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...
Hi
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...
Hi
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...
Hello.
We are developing using nrf52832 (s132 v7.0.1, SDK v17.0.0) as a peripheral device.
I have a question about setting the UUID. My program has one advertised UUID...
I am using slightly modified master SPI example from here which is running on nRF5340 to communicate with slave device, which is RHD2216 . SPI frequency is NRF_SPIM_FREQ_4M...
Using a nRF52832, I would like to broadcast advertisement packets normally and in extended mode at the same time. Is this possible or do I have to ping-pong between, stop...
ok,i recenlty have gotten iq samples from Rx.but i think my received iq samples are from Tx .i use the NCS 1.9.1 with two boards nrf52833dk.
firstly,i connect antenna array...
Hi, I have already updated all certificates and firmware. But when I am trying to connect my device to the cloud it does not recognize my device. when I am trying to add my...
Hello Dear,
Why the time of uplink state is 950 ms if the data packet size is 0 Byte in mode NB-IoT not in LTE-M?
Can we say that every time a data is sent, it takes 950...
Hello, All
I received following message when I test the code, it appears on both sides,
ASSERTION FAIL [chunk_used(h, c)] @ WEST_TOPDIR/zephyr/lib/os/heap.c :163
unexpected...
Hi,
I have installed Segger Studio for ARM v6.22a.
I have also installed the SDK5 version 12.3.0.
I imported the IAR project project ble_app_start_notification_pca10028_s130...
Hi,
I am after some assistance with creating a 6 layer stackup to use with the NRF52840_CIAA that is 1.6mm thick.
Can you provide recommend layer stack up that have been...
Hello.
Is there any difference between i2s hardware in nRF52840 and nRF52833? I made WS2812B i2s driver and working very good on nRF52840. The same code (project is adjusted...
Hi, I'm developing an application which is merging from (ble_app_uart + libuarte + app_timer + pwm). Here is my main.c Now I'm developing an feature that using timer ((app_timer...
Hi,
As mentioned in subject line, I am trying to enable BLE SC peripheral in SDK 17.0.1 with softdevice S113. I have enabled the PM_LESC_ENABLED macro in sdk_config and...
Hi Nordic,
My customer has imploy nRF52832 to develop a heart rate equipment.
We have test the ble_app_hrs_c and ble_app_hrs on two nRF52 DK.
I found that if I comment...
Hello Dear,
Why the time of uplink state is 950 ms if the data packet size is 0 Byte?
Can we say that every time a data is sent, it takes 950 ms to get the transmission...
