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 on a design of very low power sensor, based on nRF52833. Most of the time my device spends advertising only, with sensor data transmitted within advertising...
Hi,
i want to devolep a keyboard by nrf52840,now the problem is some funcation the usb examle have not,so i want to konw how can i add the
1.consumer control？
2.system...
Full error report:
<info> app: Connected <error> peer_manager_sm: Could not perform security procedure. smd_params_reply() or smd_link_secure() returned NRF_ERROR_INVALID_ADDR...
Hi,
My issue is simple as i'm new as developer with API thingy devices and i have this issue that i can't solve with online support.
I'm trying to understand the "Color...
The time in a Mesh network shall be the same in every node. The SIG time model describes how to transfer time from one node to another. We already implemented this time model...
hello Nordic
i work with nrf52832 as dispersed units and an nrf52840 dongle/ BL654 Laired which also has the nrf52840 as the central unit.
stage 1 - i need to transfer...
Hi,
Looking at the differences between S132 and S140 SoftDevice, I see there's lack of support for Long Range (Coded PHY) on the S132 (and S112 for that matter), which is...
Hello,
I am using the Thingy:91 PCB and I have disabled the nRF52 by cutting SB4 and soldering SB3. This makes me unable to log through UART. For this reason I implemented...
To the kind attention of Nordic support team,
I need to disable, enable gzll more times. When enabling it, code gets often stuck in my case as in figure: nrf_impala.c 442...
I have achieved Bluetooth connection between 1*ble_central<------>6*ble_peripheral.
But, ble_peripheral sometimes upload data at the same time, then sometimes lose data...
We're successfully using nrf_crypto_aead_crypt() with AES CCM, a 128-bit key, a 64-bit MAC, and the NRF_CRYPTO_ENCRYPT operator to encrypt some data and generate a MAC that...
HI, all,
I am trying to transfer my previous project from nrf51822 to nrf52840, and at very the beginning ,I can not make the UART/UARTE of nrf52840 work.
0, I have programmed...
