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...
Hello,
I am using nRF52832, SDK_15.3.0, S132 SoftDevice and Segger for flashing the image. I am using ‘ble_app_blinky’ and “nRF Connect” app.
To save battery, I want...
Hi,
I am in the process of upgrading our project to work on the version v0.4.0 of the SDK. I managed to make it build but I had to remove the code that depends on the configuration...
We use the app scheduler in our app and I recently needed to increase the EVENT_SIZE passed into APP_SCHED_INIT. I changed it to a value that is not an event 4-byte multiple...
Hello,
I am using SDK 15.2.0, nrf52840, s140.
We are using SPI for an analog Front End initialization. SPI initialization works successfully done. But when we read or...
I have one node.
This node have two model.
I want to one model having relay function, another not relay function.
This function can implement?
SDK : Mesh SDK 2.1...
Dear experts,
Currently I'm using the peripheral device(s130 softdevice) and central device(s120 softdevice) both base on nrf51822 to evaluate BLE connect time. The connection...
I am beginner in nrf programming. I want to use NRF-ESB protocol to communicate between my Rx & Tx device with maximum battery saving techniques. For this i am using nRF5_SDK_12...
I enabled BLE buttonless unbonded secure dfu on custom nRF52382 based chip with s132 (SD version 6.0.0).
When buttonless service dfu control point characteristic is written...
I have established a connection with max30205, but I get only the first byte of temperature, how to read the second one? to get the tenths of a degree.
Now it works like...
Hi, I need to use a ble_hrs_t variable between two different files, I used the BLE_HRS_DEF() macro to instantiate the variable in a header file that I've included in both...
I am using the example from ble_app_att_mtu_throughput_pca10056_s140, changing the values for:
#define SEC_PARAM_BOND 1 /**< Perform bonding. */ #define SEC_PARAM_MITM...
Hi, I am following the Thread Border Router example provided in the info center. I have one Raspberry Pi 3 v1.2 connected to the internet via WiFi, one nrf52840-DK programmed...
Hello,
I am new to BLE and I'm following the solutions to the BLE characteristics tutorial for SDK 13.0.
I have successfully implemented my own external temperature...
