Hi,my friend,
Now,I use nrf905.Situation is as follows:
I use the NRF PCB circuit of data manual.Nrf905 work, often loss of data.
1.The Product host is to use the stick...
Hi,
I want to use the Blend Micro with more security. I want use a passkey for the Bluetooth connection. For example through the iOS Device.
Is it possible? Static passkey...
How do I receive multiple signals simultaneously at a single receiver (433MHz) with multiple transmitters ?
I am working on a polling system. This one is similar to the audience...
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...
Hi. In the product I'm working there is a qi and NFC antenna on the same side. I resolved the issue of the qi charger overloading the nRF by placing a 1nF capacitor in series...
I enabled whitelist in my nrf51822 device and get my phone irk address after bonding then i hardcode that specific irk to my nrf device. Now i can only able to connect my...
I am using KDeveloper to program the nRF52, so far it has been working fine, but I want to be able ofdebugging and going into breakpoints, etc. What should I set in order...
I have programmed two boards(pca10056) with the cli example in thread sdk.I have set the first one as the leader and the second as the child but after pinging the kit the...
Hi guys,
I am working on a nrF52832 project and want to use Segger Embedded Studio since there is a license agreement for nordic based projects.
I am using freertos from...
Is it possible to communicate between 2 Nordic kits at 1 M baud without HW flow control? I came across this post in the forum which states that bytes can be missed when switching...
I am trying to use gcc to compile a c++ code for nRF52. I am using the TWI library and am getting the error below. Can anyone help me rewriting this macro so that it compiles...
Hello All,
I am using 32 pin nRF52810 chipset.
Crystal have two pin and it will work as in sch. (Xin and Xo)
when using Osc (which is an external clock generator) there...
Hello,
I'm trying to create a lightbulb custom HomeKit accessory by referring to the User Guide v1.7.1. I followed the exact same steps as described in the document for...
Hi,
* (i'am using sdk14.2 ans S140 V5.0.2)
i'am trying to inegrate a beacon application to my ble_uart example , so my purpose is to advertise ibeacon pachet format only...
We have some old stock of the nRF51822 pre 2014/8/20. Was there a change to the product around that time that would prevent us from using from using this stock?
Many th...
Hello,
I'm using FreeRTOS on nRF51 and I would like to use task notifications instead of semaphore to simply manage task's syncronization.
To test its operation mode,...
Hi, I just copied the antenna drawing by referencing the PCA10040 v1.1 and checking the white paper (λ/4 printed monopole antenna for 2.45 GHz) .
I didn't have much knowledge...
Hi,
How is the functionality of P0.21 in nRF52832? It is configured as RESET after turning on the device, right? Is there any way to change it in a way that that the chip...
