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 need to use a ble_hrs_t variable between two different files, I used the BLE_HRS_DEF() macro to instantiate the variable in a header file that I've included in both...
I am using the example from ble_app_att_mtu_throughput_pca10056_s140, changing the values for:
#define SEC_PARAM_BOND 1 /**< Perform bonding. */ #define SEC_PARAM_MITM...
Hi, I am following the Thread Border Router example provided in the info center. I have one Raspberry Pi 3 v1.2 connected to the internet via WiFi, one nrf52840-DK programmed...
Hello,
I am new to BLE and I'm following the solutions to the BLE characteristics tutorial for SDK 13.0.
I have successfully implemented my own external temperature...
Relationship between "LE Secure Connections (LESC)" and Bluetooth version
I am experimenting with the following contents.
・ "Central": iPhone 5s (Bluetooth v4.0) ・ "Peripheral...
I have a question about the sample project "ble_app_multirole_lesc(SDK V14.2.0)".
・ "Central": iPhone 5s (iOS V11.2.2) ・ "Peripheral": nRF52832(SDK V14.2.0, S132 V5.0.0...
Hello Nordic,
I hope you can help me. I'm using an NRF52840 DK development board.
I followed the instructions on this video to enable debug trace in Segger embedded studio...
Hi, I have a nRF9160 DK, and trying it out with my mac connected to the USB. However, I seem not to really connect to it? I've installed the nRF Connect app, and also the...
Dear All
We have implemented the the workaround because of the anomaly 195 for spim3 and it works as expected, but only once! After the following init
we can use spi...
Hi I am trying to init the serial on the nRF52840 Dongle but there are some defines missing in the boards/pca10069.h
I run this on the nRF52840 DK and it works fine.
NRF_SERIAL_DRV_UART_CONFIG_DEF...
How the base address is assigned to NRF_SPIM_TYPE structure through *p_reg which is in nrfx_spim_t structure?, and also please let me know what is the default base address...
Hi,
I currently have a project which triggers a series of SAADC readings from the Timer0 interrupt handler. This part of my program works as expected, however, to add more...
Hi,
From this link https://devzone.nordicsemi.com/f/nordic-q-a/34224/device-does-not-reset-after-dfu I understand that the compiler option flto caused reset issues. Is...
Hi everyone,
I am trying to use Buttonless DFU to reprogram the NRF 52 dev kit OTA. I had posted a question on the forum and had solved that problem: devzone.nordicsemi...
