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,
In order to speed up network registration times I'm trying to do a band lock to 13,4 (Verizon & ATT within USA), so I'm issuing the below AT command which responds with...
Hi,
The baseline PSM sleep current of our device with all of the additional support circuitry is 100uA, and have just integrated FOTA capability.
However when we set CONFIG_BOOTLOADER_MCUBOOT...
Hello! Trying to understand how to connect to AWS IoT. I use nRF9160. As for template I'm using mqtt_simple sample. I found broker address, but how to use security keys and...
Hi,
we user the standard NUS example as peripheral. Starting from IPhone 7 an mtu size of 251 is negotiated. Sending from the peripheral is possible but receiving from the...
hello,
I noticed that CLI tools download links changed after Nordic moved to the new documentation system. it used tio be possible to do:
but this links do not work...
Hello,
I am developing using NRF52832 and nRF5_SDK_15.2.0.
I am using FDS to manage some data.
Size of each data will be 20bytes. I like to store maximum 1000 data...
Hi,
We modified the lte_ble_gateway example and connected to our aws iot server. And have faced few issues so far and would like to get some hint from you.
We are using...
This question was asked, not answered, and locked. So I will ask it again
I changed the security settings on a CCCD for a heart rate measurement characteristic and got...
Hello,
I have troubles with the timer interrupt. The code work fine until the timer hit the compare value and then stop.
This is my function for the timer init:
Here...
Hi,
I have a problem with the BLE mesh light example using the static provisioner. I have modified the example to have multiple Generic OnOff servers. Client and Servers...
Hi, I'm a beginner of Firmware Engineering and facing an issue on programming of sensor module.
I am using a sensor as IIS2DLPC made by STM, and board is nrf52840 dk board...
I am re-starting a project to send MQTT topics to AWS. At this point, is MQTT_Simple still the best way to start and then modify the endpoint as suggested in case 224855 or...
When i call the sd_ble_gap_adv_start function then after a few seconds the mesh communication fails because the scanner_radio_irq_handler is not called/triggered anymore....
Dear,
I started a new laptop Windows 10 Pro
installed nRF Connect, and followed the Started Assistant
installed the toolchain
downloaded the SES (v4.20a)
----...
I have NRF5252840-DK (evaluation board, SDK 15.3.0, S140) acting as central. It correctly scans advertising data from my peripheral - custom board with NRF52811 (same SDK...
