Hi,
I am building a Thread network ( www.youtube.com/watch with a Rasp Pi 4 as a border router, an nRF52840 DK as an RCP, and an nRF5340 DK as a child to be added into the...
We found a problem with a client's legacy design. They use two 12 pF load capacitors for the 32 MHz crystal, which has a 4 pF capacitance. This is a somewhat unusual Abracon...
Hello DevZone,
I have a project where I currently use the AT%XPOFWARN feature, in order to turn off the modem in case the battery voltage is too low. It's used in both cellular...
Hello,
I am currently evaluating options for integrating Bluetooth Low Energy (BLE) functionality into a medical-grade device that requires time-sensitive communication...
We use several Nordic chips in our BLE sensors. We bond to the devices from Android, connect to update configurations, then disconnect such that the device then advertises...
Dear Nordic DevZone,
I'm encountering pairing issues with mobile devices and a nRF54 DevKit flashed with HCI over UART firmware. After initial pairing, deleting the bonding...
I'm using custom board with 32MHz oscillator and S110 SD 7.1 (SDK 6.1).
Somteimes (quite rare) the chip completely hangs when calling sd_flash_erase in pstorage.c.
Only...
hello
we use nRF51822 QF AC A1 / IC rev 3 with SDK 6.1.0 / S110 7.1.0. We have produced and delivered to client > 1k units
pwm code nrf_pwm_noglitch 02.2015 from
github...
Hi!
If you look at the reference design for nrf51x22_ceaa the pad size is 0.18mm with a 0.076 mm solder mask expansion
BUT in application note nAN-38 (page 6) it is...
Hi!
I have NRF51822 QFAA pcb. I uploaded mbed bootloader with DFU through uVision & st-link V2 interface. I have Windows Phone 10 (Build: 1511) installed on Nokia 830. Nokia...
I'm using a nRF51822 (with SDK 10) and the Nordic UART Service to provide transparent UART communications with a host CPU. However, occasionally it is necessary for the host...
Hello,
I've generated code via latest BDS and nRF51 SDK 10 plugin, and everything works OK, beside "desciptor" change.
When I execute function to set value of descriptor...
Hi,
I'm wondering
if nrf51822 QFAA is suitable for SD130 (considering to ram requirements)? In specs are just default and minimum value shown, what about max?
...
Hi,all
my question is the title.
i am a freshman here.
i know that the inquiry is a function with BR/EDR.
Does the 51822/51422 have a API with inquiry function when...
Hi,
I running the radio transmitter and receiver examples provided in the nRF5 v11 SDK.
However, I am observing some unexpected address matching
Setup: nRF5_SDK_11...
Hello,
I use the hrs example of the S130; nRF51_SDK_9.0.0\examples\ble_central\ble_app_hrs_c
I have now 2 belts (A and B) but I do not want to connect to B only to A...
Hi Nordic,
I've read chapters of GPIOTE/PPI in the reference manual of nRF51_Series, and have a basic understanding of these modules. But when I tried to read the SDK code...
Hi,
I am trying make general-purpose s130 app that will be able to connect to central and peripheral at the same time and to exchange informations between them.
At the...
We have bought wt51822-s1 model and now we are facing difficulties in uploading firmware into the device. We are using j link lite cortex m and segger j-FLASH Lite software...
I want to use a timer to track time. Like having a variable that shows minutes/seconds/ms/etc.
But I don't know how to do with that.I want to use the rtc, but rtc1 had been...
Here are the commands I use to upload a program to the device:
JLinkExe -device nrf51422_xxac -if swd -speed 4000
loadbin filename.bin 0x18000
r
exit
It works...
