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 have been working on making at least 1us Timer interval(expect faster than 1MHz) using interrupt.
To do this we need to set the prescaler of Timer to 4, since formula...
Hello, sorry if this is a stupid question, but i'm fairly new to BLE (nRF51822), and even newer at report descriptors.
I'm using a nRF51822, SDK6.0.0 and S110 7.0.0.
In...
I saw softdevice no memory every several times, according to spec, softdevice use 8k, and app use 8k, are they share this 16k memory or no sharing, each use 8k, and reduce...
I am working on an application and need to get the exact time that the master node receive advertising from the slave node. I tried with PPI and it's ok to capture the Radio...
My PCA10001 was working(running the heart rate monitor example) from the coin cell. After it ceased to work, I assume the cell was flat, but on replacing it the PCA10001 still...
Hello,
i'm trying to get running nRF51 on Arduino IDE. I have forked RFduino at the moment github.com/.../RFduino
With SDK i can compile a startup library and an simple...
I am having a lot of trouble using the new 4.3 Android API. I am trying to develop an application for the Android that will communicate via BLE to a Nordic device. I have...
Hi,
I'm using a 51422 with a s210/s310 softdevice. I have some nodes that must exchange some independent data. So I configured the communication to be an independent bidirectional...
Hi,
I am using SDK6.1 and SD7.0 for our application. I would like to know how to implement the static PIN type pairing?
I have searched Nordic's developers zone and found...
Hello,
I am new to nRF51822, and trying to make a simple application for master - slave data transfer.
I want to know how Much time passes from the start of the device until...
i want to prevent somebody to copy my app by SWD interface,so i set RBPCONF register in main application,but i find that it is no use writing RBPCONF register.
First ,i write...
Hi all,
I am new to nRF51822, and trying to make a simple application for device-to-device data transfer.
I have tried the "ble_app_uart" example, which is for device...
I compiled a new HEX for the pca20006 Beacon based on the ble_app_uart project for the pca10001 (remapped the LEDs and buttons), but when I load the beacon using OTA DFU,...
I compiled a new HEX for the pca20006 Beacon based on the ble_app_uart project for the pca10001 (remapped the LEDs and buttons), but when I load the beacon using OTA DFU,...
