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...
Hi, I'm working on a cross-platform application that needs to communicate with a custom peripheral (nRF51822 with S130 v2.0.1). I've implemented the interface for both Linux...
Long time reader first time poster upper.
I am working on a very minimal BLE send / receive scheme for a research project, and am not using a SoftDevice. I have written...
Hello,
I am noticing something curious when I attempt beacon mode for my nRF52 (sdk 12.1). Attached is an image of ubertooth packets that correctly show my ADV_NONCONN_IND...
Hi,
I am trying to communicate to PCA10040 (nRF52) dev board to communicate.
Basically i want to configure 1 board as Master another as slave, so master will initiate...
Hi,
I am using SDK 11.0 for my project development. When I tried to compile the unaltered SPI example given I got 60 Errors in my laptop. The Same SDK in other laptop is...
Hi all,
first of all I'm new to NRF and BLE applications so I'm truly sorry if some of my questions are very basic and if answer to some of them is already posted somewhere...
Hi all,
I am using pins P0.00, p0.01, p0.09 and p0.10 in my application. I wandering why these pins are not functioning as GPIO. I have searched various links such as ...
Hi，everyone！I am using nRF connect mesh for Mesh DFU(see this link text ), and I follow the direction step by step. But, the nRF connect can't find any device to program....
Hello,
I am trying to implement a Heart Rate Monitor Interface (HRMI) board with my nRF52, using the TWI_sensor example from SDK 12.2. I am running into trouble Writing...
Setting up an example of the problem
As I promised in this thread , I have been testing out the ADC on the nRF51822 and trying to see how quickly I can sample per minute...
I'm using FDS in SDK 11.0.0 on a nRF52832. I was having some trouble with freeing flash storage and after doing some research I came across this post and I applied this patch...
Hello,
There is a bug in pstorage.c from SDK which can cause that module to fail to complete a flash operation. The problem is that the pstorage_sys_evt_handler function...
The product spec says "This event will also be generated if the supply voltage is already below VPOF at the time the POF is enabled" but it seems like the event is not generated...
I have a BLE device that is using Nordic SDK 8.1 and uses PWM to control an LED. Now I want to turn the led off with PWM. To do this I set the duty cycle to 0 and printed...
