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...
Hello, im experimenting around with the nRF52 DK (and nRF51 DK also)
Now I have following setup on nRF52 DK:
SoftDevice: s132 nRF52 v2.0.1
Applicatoin: Example Project...
I have the option to connect nBLE51822 to MCU via SPI, UART or I2C. But is there any advantage of using SPI/ I2C interface over UART interface while connecting nBLE51822 to...
my code is below.
git_mpu9250_dmp.zip
Hello.
I use nRF52 & MPU9250.
I want to use DMP,
but I can't read data with DMP.
Because it have failed that writting firmware...
Hi there,
What is the recommended development tool setup for nRF52 Preview DK on Mac OSX?
Your guide for SDK 0.9.1 seem to rely on Keil which isn't natively available...
Hi all,
What is the difference between the app_mailbox and the nrf_queue api?
The documentation says:
A)
The mailbox library provides functions to safely exchange...
Hi team ,
I'm using sdk 12.1.0(E:\testing\examples\ble_central\ble_app_hrs_c\pca10028\s130) example.I want to change to this BLE_GAP_ADV_TYPE_ADV_NONCONN_IND in above example...
I'm using nRF52 + SDK11.0.0 + s132. I have a custom service (with a read characteristic and a separate notify characteristic). After adding the DFU service and uploading the...
Hi,
Following the docs I think I am able to write to flash but it will not read anything .
This is how I set it up, write and read :
static void sys_evt_dispatch(uint32_t...
Hi,
I used a PCA10040 dev kit with nrf52832 to test Serial Secure DFU Bootloader.
Followed all the steps in the example with my PC (Ubuntu 16.04.1 LTS 64-bit).
I...
I am using SDK 12.2.0 with soft device s132 3.0.0 using NRF52 Development Board(PCA10040).
I want to update Battery level to central device/APP.As i want to use code for...
Hi,
I am working with a nRF51822 chip placed on a Ble Nano v1.5 board and I would like the schematic of Ble Nano v1.5. Could anyone tell me where I can find the schematic...
Hello,
I am using pca10028 and sdk12.2. I am trying to take sensor reading via TWI and I want to send this reading over ble. So I am trying to add twi files in ble_app_template...
I am attempting to increase the queue size for handle value notifications to support a higher number of packets per connection event. However, I am unable to set the queue...
Hello,
I'm working on nRF52832-DK with SDK11 on linux.
Is there an example to use whitelisting ? I'm trying to use HIDS_Mouse but it's not working.
How can I write...
