Hello,
I established a connection between my central and peripheral module. Now i want to write characteristic value on peripheral. I tried with sd_ble_gattc_write function...
I am using the NRF24l01 for my products and looking to buy in bulk(100-1000). Now I know where to buy the just the IC but antenna design is a hard point to break right now...
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...
I have two custom PCBs, each of which has a microcontroller and an nrf24L01+. Everything related to the transceiver in the designs are complete duplicates (with the exception...
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...
Our pcb is used for gps location data. We have a nrf24L01 nordic chip as the micro process or between the gps module and wireless module (2G). Our engineer needs to capture...
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...
I am trying to measure the power consumption of a PCA10040 board while debugging, using the PPK. I am using the setup shown here: "Measuring current on nRF5 DK while debugging...
Hey,
I found that sdk 12.3.0 (the latest for nrf51822) has example fpu_fft with linked CMSIS_DSP lib, but this lib is for cortex m4. I downloaded arm_cortexM0l_math.lib...
I have a problem getting fstorage to work with BLE in SDK 14.2.0.
The fstorage example works fine until i change
NRF_SDH_BLE_PERIPHERAL_LINK_COUNT to more than 0
In...
Im am running a nrf528322 board with the s332 softdevice using sdk14.2.
I have implemented flash storage in my program according to the nordic flash_fds example. This works...
Hi Nordic,
I am using SDK 12.3.0 and S130 2.0.1. I have some questions about AFH.
1. Do Nordic stack keep track of some bad channels during communication and would skip...
Hi I am working on pcb design for a long range application with nRF52832. There are lc circuit which is implemented to antenna pins on reference design of nrf52832. I decided...
Hello,
I am trying to develop a custom BLE service. I have been following this tutorial .
I have also looked at this answer to understand the signal path for a WRITE event...
Hi!
I'm using SDK13 (Softdevice version 4.0.2) and I noticed that during an update via DFU bootloader the update of the Softdevice doesn't work.
After the transmission...
Hi Everyone
I have been trying to use nrf52840 on a custom PCB . So far everything is working perfectly except only one single issue which is the controller gets reset and...
I'm new to the NRF series, and for that matter Keil. I have a BT832A which is apparently an NRF52810.
I am able to flash my own code using Keil and and control GPIOs to...
Hello, I am battling with weird problem for 2 days already, need little help if possible, I have tried all remedies and nothing worked so far.
Here is what happened, I followed...
Hello,
I am using SDK5 for my code that builds successfully under Linux, but not under windows.
The error occurs in the SDK, not in the application. I am wondering what...
Hi,
We are trying to optimize the speed at which we send data over BLE UART with the nrf52832. Currently, we are using the ble_nus_data_send() function in a while loop with...
