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...
hey guys,
I want to write a c code to display temperature sensor data which is inbuilt in the nrf52840. I am using segger embedded studio. Can I get some reference code...
SDK: 15.3.0
Softdevice: S140 6.1.1
Brief usage: multi protocol radio driver 1.5.0, uart1, spi1, twi1, saadc, ble, gpiote 2 inputs, pwm1
I have been finding high current...
Hi,
I'm running into issues with the watchdog never firing. I'm using SDK v15.3.0, with S132 v6.1.1, and a custom bootloader (based off secure_bootloader example).
The...
I can successfully download an image using nrfutil dfu serial when I use a test image compiling the bootloader with the Nordic default public key.
I cannot successfully...
Hi. Is it possible at all to link a GPS module to an nRF52840 SoC and being able to advertise coordinates without having to connect the nRF52840 to the remote node? Thank...
I want to change the local device name by calling sd_ble_gap_device_name_set() and then send a services changed indication to the client so it will read the new name. The...
Hi, I'm making a device that will probably be encapsulated In silicone, which means it won't be possible to change the battery easily. It's got to connect to android and iOS...
Hi,
I have the nRF52833-DK and try to implement the OOB Input method over a simple button press, but at the moment I don't see how this can be managed.
In mesh_provisionee...
How to do BLE DFU without flow control(UART) using serialization application on host controller side. do you have any document or link where the procedure is explained ? ...
We are having problems staying on AT&T's CAT-M network in the US using Twilio Super SIMs. We are able to successfully stay connected with other roaming SIMs such as Hologram...
Hello,
I am trying to get central to concurrently connect to multiple (as many as possible) peripherals and stream data from each peripheral concurrently at 12KBytes/s....
Hi,
I am trying to build the Thread network using nRF52840 and nRF5_SDK_for_Thread_and_Zigbee_v3.2 SDK. I tried to load the \examples\thread\cli\ftd\uart\pca10056 exampl...
Hello -
We are using SDK 15.3.0, FreeRTOS and the nRF52840-DK board with SES. We implemented wakeup from System Off sleep using the nrf_gpio_cfg_sense_input() API, which...
Hello Support Engineers,
I have observed some interesting behaviour on my custom board vs the DK. In the DK, the current spikes is very even and steady around 10mA. However...
