Hi All,
Please Reviwe for a attached circuit file(Chip ANT of nRF51822.pdf).
I also attach a datasheet of chip antenna applied for that circuit(SDBTPTR3015 Data Sheet...
to me it made sense that EN_AA settings are controlling the receiving pipes if an ACK has to be sent back upon receiving a valid packet.
then i thought that the settings...
I am using BLE_Gateway example defined in nRF51-ble-bcast-mesh to create an rbc_mesh over 2 nRF51422 devices . For now, I am just testing it out on 2 nRF51422; I will set...
Hello,
I see when you import an example from the pack installer ( for example pwm, ble, timer examples ) it arrives with the misc controls --c99 on by default , so I cannot...
Hi,
We're looking for a low-latency 2.4GHz solution (not BLE) and the nRF51822 is oft-quoted as providing low latency, but what are the typical ms figures we could achieve...
Hello all,
in my previous question (Switch between applications (multiple services.h)) I got the advice to merge my two services into one service, including a HID over...
Hi,
In my project, I use SPIM4 to access sd card . It is worked well. Then ,I optimizing power of sd card. The power of my sd card is controlled by LDO.The LDO is enabled...
I'm browsing the Application Event Manager code, and I'm wondering:
I see that struct event_type has (effectively) an array of struct event_subscriber , bounded by pointers...
Hi,
I am using SDK 2.0.0.
I have two problems in this function.
Lets take Vt value as 1420, in one instance.
1. RT2 is calculated as 5076.14. This is incorrect....
I have been trying to implement the IPC code given in to send an event from the network core to the application core. I added CONFIG_NRFX_IPC=y the prj.conf for both cores...
I am working with a board one of my peers designed that hopes to use an NRF9160 for cellular communication (and GPS as well but that's neither here nor there). When setting...
Dear all,
I have pca10059 nrf52480 dongle which I accidentally erased and I could not upload any elf file to run moreover it was not blinking red anymore, no presence in...
my master is outputting all the right signals on the SPI lines. The slave though, although it appears ot recognize the CSN pin and runs the spi_tranceieve function. It does...
Hi
I'm trying to send and receive data with MQTT.
I tried uploading asset trackerV2 bin file and it works fine with nrf cloud.
now I want to use the sample "MQTT_simple...
Hi there,
We have recently acquired some new nrf5340DK's and we suddenly noted that the SYSTEM ON LOW POWER current increased from about 5 uA to about 25 uA.
Attached...
Hello guys
We have a problem with the SPI bus driver on the nRF9160 MCU. In our project, we use SPI1 and SPI3 instances.
When I send a package in some of these SPI busses...
Hello, after the excellent Nordic Techtour yesterday, I decided to try and implement the nordic distance toolbox.
However, my available hardware (52DK) is not supported...
Hi!
I'm developing a project on visual studio with ncs sdk V1.8.0. For a while, I was able to debug my project with no problem. But out of the blue, I'm no longer able to...
Hello,
While working on optimizing battery life, i noticed something strange.. This particular code actually does almost nothing other than setting low power mode (instead...
I'm trying to view core dumps on Memfault's web app, and having trouble doing so. I can't even see hard faults being logged even though I know they're occurring (forcing stack...
in the nRF52840, SPIM3 allows for high speed >4MHz communication. But I cannot see if there are dedicated pins specific to this mode, or can i map any pin to the SPIM3 high...
