Hi, my friend,
I've been with nrf905. I use a 16-bit CRC check.
But I encountered problems in use:
1.Nrf905 16-bit CRC check format is CRC-16(IBM):X16+X15+X2+1 or other...
I have two custom PCBs, each of which has a microcontroller and an nrf24L01+. Everything related to the transceiver in the designs are complete duplicates (with the exception...
Hello,
I've built a small BLE-device based on the nrf8001.
With my Iphone I can discover this device and I am able to connect to it and listen to notifications of the...
Our pcb is used for gps location data. We have a nrf24L01 nordic chip as the micro process or between the gps module and wireless module (2G). Our engineer needs to capture...
Hey folks,
I'm trying to modify the SPI Master loop back example into a 4 line SPI Master_Slave program. Whenever I change the Tx_Buffer_lenght from 10 to lsome other numbers...
Hi.
I am using S130 softdevice version.
Basically, I am using NUS Service and make a my own NUS central service as NUS_C.
It is correctly work at normal state.
When...
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...
Has any-one been successful waking up a sleeping 328P via a NRF24L01 PRX IRQ interrupt?? My scenario is as below.
Establishing a two way communication between two arduino...
Color sensing not working after DFU. No color reflection LED activity noted. I would like to have more detailed info on how the color sensing code translates the raw color...
Hello.
I need to use LESC numeric comparison pairing.
It seems that the PIN is automatically and ramdomly generated after the connection occurs.
I would need to manage...
I am running a nrf52 with IOT sdk's Cloud CoAP example. I am wondering about the parameters that I would need to integrate this into a product. These include the stack size...
Hello,
I am using 52832 to test ble data throughput. When two devices are close to each other, the throughput can reach 80kB/s, but if the distance is about 4 meters, the...
The nRF51422 product specification says that you have to use a +-40 ppm crystal for BLE applications.
On DigiKey, there are 2 columns for 2520 crystals: frequency stability...
Hey,
I just want to know if anybody sucessfully connected HDMI CEC (One-Wire bus) with the nRF52832.
I would be very grateful if anybody could share the library or give...
Hello, I downloaded the ble_mesh_v0.9.1-Alpha source code from nordic website, and tried to port it to my pca10056 devboard.
When doing so, I noticed that some function...
Hi All,
I would like to use FreeRTOS in my project. I try to play with the examples/ble_peripheral/ble_app_hrs_freertos project.
I have enabled logging with RTT. The...
Hi, when reading BLE Mesh specs, this paragraph caught my attention:
Messages may support a delay parameter that indicates a delay between receiving a message and
starting...
nRF5 SDK v13.0.0
Release Date: Week 11, 2017
Highlights:
Implemented a new license scheme for the SDK distribution. See the
documentation folder for details....
Hi,
I am using "nrf5 sdk v11.0" ble_peripheral "ble_ancs_c" example for nrf52_DK(PCA10040) .
When i connect to the my ios device then accepted pairing request then i am...
is it possible configure the QDEC to single phase, i am using one omnipolar hall effect sensor i am wondering if i can configure only phase A ande use it, is it possible ...
Hi, I wonder why my pwm uses so much power in WFI mode. It uses around 470uA and when I do not use pwm that current is around 1.8uA. I tried to disable pwm but without success...
