Hi, my friend,
I've been with nrf905. I use a 16-bit CRC check.
But I encountered problems in use:
1.Nrf905 16-bit CRC check format is CRC-16(IBM):X16+X15+X2+1 or other...
Hello,
I've built a small BLE-device based on the nrf8001.
With my Iphone I can discover this device and I am able to connect to it and listen to notifications of the...
Hey folks,
I'm trying to modify the SPI Master loop back example into a 4 line SPI Master_Slave program. Whenever I change the Tx_Buffer_lenght from 10 to lsome other numbers...
Hi.
I am using S130 softdevice version.
Basically, I am using NUS Service and make a my own NUS central service as NUS_C.
It is correctly work at normal state.
When...
Hi All,
Please Reviwe for a attached circuit file(Chip ANT of nRF51822.pdf).
I also attach a datasheet of chip antenna applied for that circuit(SDBTPTR3015 Data Sheet...
to me it made sense that EN_AA settings are controlling the receiving pipes if an ACK has to be sent back upon receiving a valid packet.
then i thought that the settings...
I am using BLE_Gateway example defined in nRF51-ble-bcast-mesh to create an rbc_mesh over 2 nRF51422 devices . For now, I am just testing it out on 2 nRF51422; I will set...
Hello!
I would like to know the gain of the integrated PCB antenna on the nRF52832 chip. Is there a documentation paper on the antenna itself? I couldnt find any info...
Hi!
I am evaluating DFU over Mesh by following the configuration guide here Configuring and performing DFU over Mesh . I am trying to prepare a package with the application...
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...
I'm trying to use parity UART communications with the nrf52840 using nRF Connect SDK v1.9.1, but I'm getting an error -134 when I call uart_configure().
When I use UART_CFG_PARITY_NONE...
