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 cannot find the pinout for the P9 connector in the Thingy (programming). My idea was to use the NRF52 DK to program it as this video suggests:
www.youtube.com...
i have flow this tutorial with nrf52840
https://github.com/bjornspockeli/custom_ble_service_example
but d'nt work any body can share an example please ?
Thank y...
In the PCB design reference for the NRF52 we can see that the components L3 and C10 is not parallel with another components and lines. any special reason for that?
Any problem...
Hello,
I have been having issues with two different DK:s. I am doing bootloader development and suddenly the kits go unresponsive.
nrfjprog returns the following error...
Hi everyone. For our product, we need to accomplish tests for CE certification, in accordance with regulations EN300328 paragraph 5.4.10. How can we set the softdevice s310...
I try to integrate the ble peripheral uart example and the beaconing mesh example. It build completed. But when i build and debug on nrf52 board. I have some errors about...
Hello, im a beginner in circuit design, and currently i am developing ESB device that should work on batteries.
Device simply represents a nRF24L01+ module, an ATmega48...
Hi,
I am using nordic nrf52832 nRF5_SDK_14.2.0, I use the RTT for debug, I want MCU in low power mode,so I add the following code:
while(1)
{
NRF_POWER->SYSTEMOFF...
There are parallel 8 bits input to nrf52832 GPIO pins,I want to read the data from the pins and writ it to a RAM.how to do read the data in one CPU clock?
As per this document ....
nrf5_SDK_for_Mesh_v1.0.1_src/doc/introduction/mesh_hw_resources.md
The mesh stack uses flash to store the following states:
- Encryption keys...
We modified the ble_app_beacon example to advertise the beacon once a second.
#define NON_CONNECTABLE_ADV_INTERVAL MSEC_TO_UNITS(1000, UNIT_0_625_MS)
As a result of...
Hello all.
Sorry for the nube question, but I am really struggling to try and get my IMU data from my MPU9250, to send constant notifications through BLE using the NRF8001...
When using BLE_GATTS_VLOC_USER I would tend to make the variable pointed to by ble_gatts_attr_t.p_value volatile to reflect the situation that the value can be changed by...
Hello,
I am new to nrf5 mesh. I have setup my system based on Nordic's documentation and was evaluating Serial Example with Interactive Py script.
My setup consists of...
