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...
Hello everyone,
I am using light_switch server and client example from nrfmesh examples but nrfmesh ios application cant find nrf52 usb dongle.
I have changed pca10059...
I have developed USB firmware for the 840 based on the USBD example so that we can use WINUSB (WCID) for the host. The design is for USB 2.0 full speed with EPIN1 for device...
ble_nus_data_send() can not work . SDK15.3.0. I have used two NRF52832. Based on the examples ble_app_gatts_c and ble_app_gatts,I have added nus service . Now central role...
Somehow my account got deleted and so did my ticket. I had to re-register my account an i'm creating this ticket again:
nrf9160_pca10090ns.dts.pre.tmp:89.42-101.3: Warning...
Your served radio tramsmitter/receiver example using PCA 10000 USB dongle, PCA 10001 evaluation kit.
It's just only one byte data communication. It works well.
If I communication...
Hi, i'm trying to read an i2c sensor on interrupt. Doing it directly in the interrupt is apparantly bad, so io tried using app_sched_event_put, but that just crashes inside...
Hi,
I'm debugging a small app that is using the LPCOMP to trigger an interrupt when the BLE device is turned off. We have a capacitor to maintain alive the nRF for a while...
Hello,
I am trying to use the nRF9160 DK to publish some sensor data to an Azure IoT Hub. I have been able to successfully connect to the mqtt broker and publish simple...
I am trying to write a custom bootloader to do FW updates on our device. In our main application, we already have a way to transfer a new signed application image over BLE...
Based on nRF52832 datasheet description of DIRCLR register (section 20.3.7), I would expect that writing 1 to bit 8 of that register would set PIN8 (P0.08) to an input pin...
I have two PCA10031 dongles and both seem to be bricked. When I search your web site, I keep finding posts that state that I need to transfer nRF5x-OB-JLink-IF.bin to my device...
I am using SDK_15.3.0. I am using Segger Embedded Studio 4.5.2. I'v tried 4.1.2 also. Every time I compile, even just with an example central project, I get the following...
I updated a working project based on nRF52832_xxAA 32Mhz crystal, from nRF5 SDK 14.2.0 to nRF5 SDK 16.0.0 now the timer is 6 times faster, the code hasn't changed is there...
Hello,
I modified the light_switch example of the Mesh SDK to transmit sensor data. Currently the Mesh is made of one client and several servers (all are nRF52840). The...
