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 am working with nr52832 and SDK 12.1.
I have referred the RNG example based on which I have integrated that code section in my custom application:
rng_generate...
I'm trying to accomplish a communication from the nrf24LE1 to the nrf24L01+. The nrf24L01+ is hooked up to an Arduino UNO. The nrf24LE1 is flashed with the "enhanced_shockburst_ptx_nrf24le1...
6.1.4 Erasing a page in code region 1
When erase is enabled, the NVM can be erased page by page using the ERASEPAGE register or the ERASEPCR1
register. After erasing a NVM...
Hello,
I was testing BLE Heart Rate Collector Example with two nRF52832 devices, one was programmed with ble_app_hrs_c as a BLE central role, and the other was programmed...
Hello everyone,
I have very pesky bug that is leaving me in fits. I have a feeling it is a timing issue, but I am not sure at this point. Here is my issue, and I would...
Hi Devzone.
I've taken the ble_app_hrs example,
and then added the example code from the PWM Driver example.
The PWM module is mostly functional,
however I have a...
Hi,
I'm trying to build a SPI Slave <-> BLE bridge, so that everything received over SPI bus is forwarded on BLE and vice versa. In order for the reverse direction to work...
Hello,
i think this is simple question, but nowhere i can find answer. Is nRF52840 preview development kit (PCA10056) contains built in nrf52840 microcontroller or i need...
I am going through the BLE Central tutorial and am a bit confused by the APPL_LOG function calls, from what I could understand it should give messages on serial port, like...
Hello, I have nRF51822 Beacon Kit (pca200006) and nrf51 dk board (pca100028)
I had an impression I could flash beacon and upload new files using nrf51 dk board as jlink over...
I am using IOS nRF Toolbox 4.2 DFU function on nRF51 DK PCA10028. I followed the tutorial here .
Use nRFgo Studio to erase all.
Use nRFgo Studio to program...
We have an nRF51822 peripheral device that is bonded with one and only one central. The central is always an iOS or Android phone running our app, which is scanning at "low...
In the BLE advertising library, in SDK 11, is the timeout for directed slow advertising specified in seconds, or in number of tries?
Seconds would be more consistent with...
Hi All,
I have got a project running on an nRF51422 QFAC, using the lastest SDK.
I am having some problems with the app_timers, i am able to create and start them, and...
