Hello,
I established a connection between my central and peripheral module. Now i want to write characteristic value on peripheral. I tried with sd_ble_gattc_write function...
I am using the NRF24l01 for my products and looking to buy in bulk(100-1000). Now I know where to buy the just the IC but antenna design is a hard point to break right now...
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'm using SDK13.
I'm tring to save big size data (about 10KB) into flash when received them with 20 bytes pieces.
I called fds_record_write() in NUS's data handler...
Hi, I'm new to wireshark, and I want to filter all those empty pdus, they make it really hard for me to find the useful packets.
I tried btle.lendgth != 0, but got an error...
So I'm basing this off of the ble_app_hrs that initially has heart rates service and battery service. I want to create my own custom service andcopied the project to use as...
Hello,
I tested the example project "custom serial chat" from Atmel and wanted to see which Handle is used to send and receive data from Smartphone to the BLE-Board (SAMD21...
Hi.
I am designing PCB based on NRF51822-QFAA-R7.
There is 2450BM14E0003T balun will be used.
Here is reference design for that pair (NRF51822 + 2450BM14E0003T):
www...
I would like to register a bug report with the nRF5 SDK version 12.2.0. If you look at the example code in the SDK you will find that every example has a different build configuration...
We have a project which need to control the distance between the slave and the master to be less than 10m, say 5m. We tried -20 and found it a little longer than we expected...
How can I trasfer 20bytes data per 10ms?
Currently, I set gap_conn_params.min_conn_interval 7.5ms, and use BLE_EVT_TX_COMPLETE to send data. However, Android APP nrf Connect...
[Aim]
I am working on a project where I aimed to Integrate/Develop firmware management system using Contiki running over Nordic NRF52.
[Components]
Contiki running over...
On a nRF52832...
I'm trying to create a DFU package to update an existing SDK 11 SD2.0.0 firmware, to update it to SDK 12 SD + new application + secure bootloader
But the...
Hi
I am using SDK 12.3.0 with softdevice s130 v2. When I try to combine ble_app_hrs_peripheral code with app_uart.c, uart module gives error NRF_DRV_UART_EVT_ERROR in uart_irq_handler...
I would like to use twenty concurrent connections. As I understand I should set ble_cfg.gap_cfg.role_count_cfg.periph_role_count = 20 and ble_cfg.conn_cfg.params.gap_conn_cfg...
Hello,
I have read with a lot of interest the documentation associated to the "multiprotocol support" associated to the nRF5 SDK for Thread v0.10.0.
As far as I understood...
