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...
About the PCB antenna layout of nRF52810, can i directly copy the reference layout provided by Nordic and paste it on my PCB?
Below PCB layout photo, is i directly copied...
I am about to start using the nRF52 for several projects and would like to know which version of Eclipse is recommended? Since Eclipse can be customized in many ways I'm looking...
i took the original sdk 14.2.0 s132-5.0 ble-uart nus-service example for reference measurements to send data from a 52832 to an android device running nrf uart v2.0
to...
I need to add two more led pins - #10 and #30 - to that board, but I don't know what to do with LED_START and LED_STOP lines, and so far, it is difficult for me to trace any...
Hi i am working on ble_peripheral example on nrf52. i am getting issue in bsp.c
BSP_BUTTON_ACTION_LONG_PUSH' undeclared (first use in this function)
bsp_button_event_handler...
main.c Hi,
I have implemented button long press with APP_BUTTON library with APP timer (a 5 seconds timer).
Normally the detection works fine.
But I found that if the...
Hi,
I'm trying to get BLE pairing example to work. I downloaded the missing micro-ecc library and I encountered this problem: github.com/.../70
So I've compiled this...
Hi,
I try to enable the ram retention function. (Bank 4)
So i used the POWER structure
NRF_POWER->RAM[4].POWERSET |= (POWER_RAM_POWER_S0POWER_On << POWER_RAM_POWER_S0POWER_Pos...
Hi,
We use SDK14.0 with S132 v5.0.0 on a custom board with nRF52832.
In our application using a lot of flash operation, and we found the error PM_EVT_PEER_DATA_UPDATE_FAILED...
Hi,
I am working on the nRF52840 Development Kit and I want to merge between ble_app_uart to usbd_cdc_acm examples.
I opened the usbd_cdc_acm example and added all .c...
Hello.
I have the problem with USB connection with NRF_LOG_ENABLED.
I am using my custom board, NRF52840 QIAABB version. I have enabled CLI over RTT, softdevice. I am using...
Problem: I use a button with a pull-up to wake up the device (nrf52832) from power_off, but by the time the bootloader verifies the application and jumps, the button may have...
Hi guys,
I am developing a appilication using nrf51822 using SDK 11. I am trying to use Fstorage and FDS to store data. I need this data to be updated frequently. As I...
Hello the Nordic Team,
First, I wish you all a Happy New Year 2018, with a lot of good health and success in your professional and personal projects.
Secondly, I come...
Hello,
In sdk 14.2 configuration of LF clock with softdevice are in 2 header files (pca100xx.h and
sdk_config.h)
pca10040.h
// Low frequency clock source to be used...