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...
Hello,
I've been working on a project involving an IMU and bluetooth for a while, and had been using the IMU (LSM6DSO) on polling mode. Unfortunately, I found out that I...
Hello!
I want to develop a Heartrate Monitor Device which uses BLE and ANT+ using the Seeed XIAO nRF52840 Plus Board.
Now that I have the board I found out that ANT doesn...
Performance on hardware (cc3xx) is significantly slower than performance on software (oberon). Does anyone have a good explanation for this? I have also tested ECDSA and can...
Dear DevZone,
While reviewing the implementation of x509_crt_verify_chain() in C:\ncs\v2.9.1\modules\crypto\mbedtls\library\x509_crt.c , I noticed that certificate expiration...
in prj.conf
I have several warnings in my application that look like this XXXXXXX set more that once. Old Value "x", new value "x". I am worried that this indicates I...
I have an nRF5340 DK that exhibits unusual power behavior. When I plug in the IMCU USB port (USB connected to onboard debugger), the board briefly flashes all LEDs , including...
I have two projects, project MQTT, that was built around the Secure MQTT Sensor/Actuator sample and project CRYPTO, that was built around the Crypto AES-CCM sample . I am...
Hi
I have one nordic nRF54L15 DK using as peripheral, I want to know the power of it. Thus, I use PPK2 to be a 1.8 voltage source and connect VOUT to P6 pin 1 and GND to...
Hello, I am trying to update the modem firmware to v1.3.7 using UART using the nRF modem bootloader API. For context, I am running nrf-sdk 2.9.1 and also using the SLM application...
Hi,
What is the lowest possible current consumption for nrf52840 dongle dev board with zigbee ?
I'm using this for development and i'm getting 20-30uA in idle. Is it possible...
Hi,
I am currently evaluating the nRF54L15 dk and porting the old project code from the nRF52DK to the new nRF54L15DK devboard. However, I have encountered an issue with...
