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...
Hi all , I using module NRF52832 and SDKv14 . I have 2 board central and 2 board peripheral . I want to connect each board central to all board peripheral and connect each...
Hi everyone,
I'm working in an application for a wearable device and I recently have a problem debugging it with Ozone Debugger from SEGGER Microcontroller Systems . I'm...
Hi I am using the mesh sdk 2.0.1 and the nrf52 dk board.
I have made a new model modifying the simple on of client/server example, where the server will send a periodic...
the function nrf_dfu_settings_init in nfu_dfu_setting.c
// Copy the DFU settings out of flash and into a buffer in RAM.
memcpy((void*)&s_dfu_settings, m_dfu_settings_buffer...
Hi,
Our product is based on BLE 4.2 / 5 peripheral devices and PC application (windows 7 & 10 environment) as central device.
we try to use nRF52840 dongle and also other...
On a NRF52DK Board, There is an on-board programmer done with ATSAM3U2C seen as a Segger programmer or a Jlink Progammer.
By mistake, I erased the entire flash of this...
I was trying to update J-link firmware (using link [https://devzone.nordicsemi.com/question/170895/nrf52832-jlink-stop-working-after-entering-bootloader-mode/] ) into interface...
Hi,
The following vulnerability described as Bluetooth implementations may not sufficiently validate elliptic curve parameters during Diffie-Hellman key exchange in the...
I want to use the serial DFU. Do you have any examples? I tried with ble_app_buttonless_dfu, not UART DFU.If you have a detailed reference, please let me know.thank you very...
Hi,
I am using the MCU on a board with sensors that are sampled in a very high rate (~100Hz).
I am having issues when trying to send the data with notification on more...
Hi,
I am using sdk12.2 and customised nrf52 board.
I want to interface ultrasonic sensor with nrf52. In this I am enabling trigger pin as high and after sometime my...
Dear All,
I am working with SDK version 15 and softdevice 132.
I want the device to advertise for 1 minute. Then go to low power mode. Again wake up after 5 minutes...
I have twe NRF24L01 module,one set Tx mode with autoask,and another set Rx mode without autoask,
The channel and address are same.
Can I use this mode to communication...
I have problem flashing main program and SoftDevice on the nrf 51822 module. I have Keil version 5.24 and I am using SDK v12.3 .
I can flash SoftDevice easily but after...
Hi,
I init the UART pin with the AIN pin such as P0.05, but the program will run into __WEAK void app_error_fault_handler(uint32_t id, uint32_t pc, uint32_t info) every...
