I am trying to get a good handle on the difference in average power consumption between BLE point to point and Zigbee on an nRF52840. We have battery powered products and...
Hi, For my project, I need to design a BLE packet sniffer which scanning the 40 channels. Therefore, I need 40 dongles are connected to a computer that can read and transfer...
I am writing code to get a nrf52840 DK to associate with an existing 802.15.4 coordinator using the 802.15.4 API module within SDK 15.2.
I've called "mlme_scan_req" and...
Currently, I am able to use Mqtt Publisher or Subscriber with only one Nrf52 device. I can ping to the device with link-local address.
I am using Nrf52832 with SoftDevice...
Hi everyone,
After days of figuring out how CMake works, I try to write a CMakeList.txt myself, and decide to put my progress on this community. Right now, using CLion with...
i am using nrf 52832, i got SAADC example code from sdk. that code done by using timer. i could not understand timer section. Is available SAADC simple example code without...
Hello everyone,
as indicated by this question https://devzone.nordicsemi.com/f/nordic-q-a/35692/adding-nrf52-dk-to-github-mesh-demo-for-thingys/138327#138327 I am trying...
We have recently completed the design for a product prototype using the 0.4 mm pitch nRF52832 WLCSP. When we sent it to the board production house, the cost to produce it...
Hello,
i am searching for the possibility to get the information of the number of retransmissions which are needed, to get an ACK from the receiver. The legacy chip nRF24L01...
Good afternoon,
I'm running advertising with a uint16_t service data associated with a 16-bit service UUID.
I would like to update the service data regularly without...
I am trying to communicate with a MLX90615 temperature sensor via I2C and I am able to get the desired response from the sensor, verified with a logic analyser.
I am now...
Hi all,
I am working on nRF52-DK using the light client example under Mesh 2.1.1
I am trying to start and stop the listening for provisioning packets as the idea is to...
I've implemented a Battery Service and battery_level characteristic in my application (0x180F and 0x2A19 respectively) however, when reading the value of this characteristic...
Hi,
I am using one of peripheral examples ble_app_hids_keyboard from nordic SDK for understanding the re connection mechanism. I am using nrfConnect app. I have a few questions...
I am trying to use app_timer library with the provisioner example but I get this linker error.
The multiple definition error is due to nrf_nvic_state being present in...
Hi,
By taking a look at the source code in https://github.com/NordicSemiconductor/pc-nrfconnect-rssi.git, I found the following patch file under fw/src/usbd.patch. It mentions...
We use nRF52840-PDK (PCA10056) with MCU revision Q1AAAA. Given example of secured DFU bootloader (s140) works good. Then we changed MCU on this board to the MCU with Q1AAC0...
Hi to all,
i am working on a project that in it i want use nrf51822 as a peripheral device. i implemented a code but i have a problem, central(cc2540) and peripheral(nrf51822...
Hi,
I am trying to write 16bit, 16Khz, 2 channel PCM data to I2S. nRF52840 DK board is connected to speaker via I2S player/decoder board. I am able to hear audio but it...
How can I determine the correct value pull-up resistor to be used on the TWIM port?
The nRF52832 reference documentation mention an internal 13k pull-up however I've always...
