Hi,
I noticed in the nRF54L QFN48 reference design, for the NRESET pin, there is an RC filter (1Kohm series R and 3.9pF shunt cap). What's this for and is it necessary?...
Hello,
I am using a nrf5340 dev kit. When I use SPIM the output from the pins gives the correct hex values but the output's amplitude is only around 100-200 mV. I know that...
Hi,
I'm using the nRF52840 with the SoftDevice for BLE. In my system, it's primarily a BLE transceiver controlled via SPI by an external TI MSP430. We're considering implementing...
Hello,
I want to request AGNSS information from nrf cloud services using my nRF9151DK board. As a first step, I flashed the nRF Cloud multi-service application onto my DK...
Hi,
I'm using cdc_acm to create two COM ports on a PC -
// USB support
& zephyr_udc0 {
cdc_acm_uart0: cdc_acm_uart0 {
compatible = "zephyr,cdc-acm-uart" ;
...
Hi,
We are having issues with this part bridging on our via-in-pads. We are using 2oz finished outer layer copper.
Do you have any footprint recommendations for 2oz copper...
Hello,
I'm looking for guidance and understanding of how to properly use the KMU and ITS for secure key storage of a key generated on device.
I see that typical ITS use...
For the last few months, I've been building code and testing it on an nRF52840 PDK. Our production hardware, however, will use the nRF52832, and so I need to compile my code...
I wish to design a Laird BL652 Bluetooth with an NFC port. Unfortunately I have not been able to discover the coil inductance. They use a Nordic nRF52832 chipset.
My hope...
Hello.
I have some questions. Is it possible stabile work of android device , that has bluetooth 4.0 , with nordic device on base softdevice s132 v 5.0 ? What should i...
We're thinking of using the 52840 to capture and stream 4 vital signs per patient to a nurse's monitoring station. BLE/MESH would both work. Is there an off-the-shelf, desktop...
Hi all,
I am currently building an app that does HTTP requests to Strava ( strava.github.io/.../).
Before going deeper into the SDK, I would like to know if it will...
I have few questions that weren't addressed either in the infocenter or in the devzone:
In which way app_timer uses CC registers? Each running timer use one of these...
I want to transfer the code from nrf51822 dk board to a beacon kit, after connecting the beacon kit to the dk board, then I change PCA10026 to PCA20006 on the C/C++ define...
i was trying to send acceleromter values of mpu9250 to pwm pins. for this i have merge to different examples i.e. nRF-mpu-simple and pwm library example. but it showing error...
Hi,
I'm a beginner of BLE and I did everything from the three BLE tutorials, that uses sdk 11. However when I try to do it in sdk 12.3 it doesn't work, because there are...
Hello,
I am using ble_app_uart code. My first goal is to execute a function when board connects with an android device. Another goal is to disconnect board from an android...
When reading about access_opcode_t struct on its infocenter page it stumbled upon this table i don't understand.
access_opcode_t is defined as:
Data Fields
-------...
I'm employing 51822AA.
I need to debug firmware for this chip line by line. Like environment of ARM9 with Lauterbach TRACE32 through JTAG.
Is line debugging possible...
From application point of view, when should I use UICR and when should I use Flash storage? I have studied the documentation and the functionality seems very similar. The...
Hi everyone,
I trying to make a flash jump on Nrf51822 in my project. there are 2 programs(program A and program B) below. i am working on to make program A jump to program...
