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...
Is there an example code anywhere for the nRF51822 to calibrate the internal 32khz RC oscillator using the 16mhz crystal when not using the BLE stack/softdevice?
I would...
Hi,
does firmware or example source code exist for the PCA10000 USB dongle that implements the Bluetooth HID host?
I would like to use it as receiver for the Nordic Smart...
Hi all,
I am trying to specify a fixed port for a L2CAP connection on the nRF51822. The client is a Linux box running bluez (which has BLE support). The client software...
Hi,
Just bought the nRF51822 eval kit. Looks like it came with some great demos for iPhone (nRF_Demo_Utility, nRF_Proximity, nRF_Temp, nRF_UART), but having trouble getting...
Hi,
I upgraded to the 4.3 nRF51 last night and am suddenly having a whole slew of issues:
(1) When flashing the EK, the Segger now reports 257K of Flash (maybe it did...
Hi,
I'm looking to work with a Bluetooth LE master device. From what I read the nRF51822 should be able to function as a Master device (the dongle is configured to be a...
Hi all
I want to load the (UART_example) flash image compile with Keil by nRFgo studio,
but a program fail occur as below screenshot:
any idea?
Thanks.
I have test RTC example on both different hardware revision nRF51822 chip.
1)N51822 QFAAC0 1309AF
2)N51822 QFAAC0 1308AE
1309AF revision chip is function properly with...
I'm confused about how to assign a functional block's I/O (TWI in my case) to a particular pin on the device. Is there a worked and documented example? Is there a relevant...
I am trying to get wireless communication implemented on a robotics project I am working on. I'm using a PIC18F4550, PIC18F2550, and two Nordic nRF24L01's. I'm having trouble...
I'm attempting to have two separate evaluation boards talk to each other through the GHz Radio. I've read the docs, and they explain that I have to set the radio in either...
Hi, I am using a app_gpiote_user_register to register a gpiote user and then enabling it, before I set the pins this user detect to be input using nrf_gpio_cfg_input. When...
Using eclipse and code sorcery compiler I got an undefined label error, see below
[b]_build/gcc_startup_nrf51.o: In function Reset_Handler': /home/oscar/workspace/Nordic...
Hi everyone:
use Gazell to builder multi-node .
so i have to re-enable pipe number on connect state.
my Fragment code about "open/close pipe".
but it not work correctly...
