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 am testing out the nRF Cloud MQTT multi-service example on my nRF9160 DK board. When looking at the GPS data on the cloud it is not very accurate and does not track my location...
Hi!
I am experiencing some odd behavior from the modem, and I hope you can help me understand it:
After I disconnect from LTE using lte_lc_func_mode_set(LTE_LC_FUNC_MODE_DEACTIVATE_LTE...
We use nRF9160 on our own board. The firmware "Serial lte modem" is installed on the chip with a connection to an external MCU (#define MQTT_MESSAGE_BUFFER_LEN 8192) We tested...
I have not been able to create a stable development environment in macOS Monterey using the automatic installation process.
In order to better understand and document the...
Hi.
I'm working on a project based on the USB CDC ACM sample from Zephyr, which builds correctly for nRF5340DK, but gives an error when trying to build for nRF9160DK due...
Hello,
I am working on a project based on the nRF52810 custom board, I need to use several slave nodes to communicate to the gateway node/ server.
I need to improve...
Hi,
I want to use the nRF9160 SiP to connect via NB IoT to AWS IoT server but I don't want to use any SDK, I only want to use AT COMMANDS, there is some process that I could...
Earlier I created a project in SES for nRF5340. The simulation and debugging was quiet simple and easy to find the fatal errors, run time errors etc. Same features are not...
Hi,
I working with NRF52840 DK board, I need to read some potentiometer values from 0 to 10 using ADC with ble_app_uart. I have combined SAADC code and BLE_APP_UART code...
Hi,
Due to shortage of pins SPI CS is reconfigured as GPIO while SPI is not used. Soft device is not used.
Problem is the delay that is needed after nrfx_spis_uninit call...
Hi !
I use the NRF52832 and with Segger Embeded Studio to code.
The problem I have is that for some reason, my uart don't work after using an I2C write protocol and I...
Hi,
I tried to send a packet larger than 20 bytes by calling bt_nus_send on peripheral_uart but failed.
After checked on DevZone, I found some similar problem and did...
We are having connection problems with our nRF52832 based HID device only on Windows. I've attached packet captures taken with the nRF sniffer (nRF52 DK) and in Windows with...
Hi,
I looked at some of the questions on the forum and they didn't give me good advice. Currently all I can do is nrf52832 Security 1 Level 4 and nrf52833 Security 1 Level...
Hello
I try to write functions to modify the publish and the subscribe addresses. Unfortunately not all is working, attached you will find my code.
Problems:
1.pubish...
