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 a custom board with the nRF51822 QFAA . Schematic:
In order to compile the firmware, I'm using MinGW . As you can see, I'm also using the SDK 12.3.0 .
Finally...
Hi,
I am using nRF52832 and softdevice is S132 adk13.1. My application is read 3 ADC channel one by one and send this value to android app using NUS. For this i have use...
Hi,
We are performing data transfer using NUS service (BLE-UART).
Data passed is a 11-character string.
READ and NOTIFY permissions are provided for Tx characteristic...
Hello,
I am designing NRF52832 based board. I followed the exact reference layout suggested by Nordic except via position. I moved few vias during routing. Is it necessary...
I am using segger studio and jlink to program my nordic thingy 52. I followed the documentation and
Build the program
Connect to Jlink
Erase All
Debug->Go ...
Hi!
nRF52. S132, SDK13.
I try to use ble_dfu_send_hex example.
what shoul I do first?
via nrf gostudio load SD. correct?
Which SD? from this folder (dfu_test_softdevice_s132...
I get the mesh SDK here: http://www.nordicsemi.com/eng/Products/Bluetooth-low-energy/nRF5-SDK-for-Mesh/(language)/eng-GB
But I don't know how to add pwm to the light_switch...
Hi all,
I use the nrfjprog 9.7.1 and unfortunately I was used the --rbp command on my nRF52832 and now it's impossible to execute --recover command.
The nrfjprog log shows...
Hi,i have some problems when develop with experimental_ble_app_buttonless_dfu project in sdk12.3 on IDE embedded studio (MAC OS).
I follow this link text to develop.when...
Hello,
Some problems I meet when I try to use spi manager in ble_template example to read "who_am_i" register of LIS2DH12. The environment is set as below:
nRF52832...
Hi,
I'm using SDK13.0.0 and softdevice S132 v.4.0.2.
I sometimes get NRF_ERROR_INVALID_STATE from sd_xxx() in the function registered to ble_evt_dispatch() when connection...
Hello,
I would like to establish communication between my pca10040 and my cellular modem.
Currently I am using ble_app_uart on the peripheral example and I can put messages...
There is the board mark on the chip like n51822CEAAD01350A0, where DO is Build code, 1350 is tracking code(YYMM), A0 is lot code.
My question is how can I get those codes...
I have a thread using a Timer and PPI to trigger SAADC sampling at 100hz. Currently I have an app_timer also running at 100hz to sample the results of the SAADC (and its time...
Hi guys,
I notice that the bytes array of UUID is reversed after registerd.
For example, I define the UUID marco as follows and registe it at ble_nus_init().
#define...
