Hi,
I use the nrf51422 chip.I want to know if the ANT establish link between chips,where can I get the matching configuration (like device type、channel ID).I mean is...
Is there a way to recieve more than one write callback for a given characteristic, per radio session? It seems like I can rx 1 time per attribute per radio session and tx...
If it can work with iOS blue setting will be better
I need some reference to dev hid device in IOS
but I can just find my device ,connect ok but not work.
I need to create timeout below 1ms. I would pretty much like to use timer for that because I do not want to hold the cpu inside cycle. For me it is not important the exactness...
Hi,
While testing the device firmware update through the nRFtoolbox android application, i get "device has no required service" error more frequently.
I use latest version...
I'm having some trouble successfully entering ON,IDLE mode. I have pared-down my application to do the following:
Initializes the app_timer using the scheduler:
...
Hello, all.
First, I don't live in English country. So, My sentence may be false.
I want to develope ble communication without pairing.
In this status, I will communicate...
while using example buttonless DFU in sdk13.1, writing to flash using flash_word_write() is preventing ble connections, even though ble is advertising.
can anyone help...
I want to generate an interrupt event use pin30 when it goes from low->high or high->low.
First I register a gpiote user by
app_gpiote_user_params_t app_gpiote_params...
I found out answers for calculating data rate during connections, which depends upon connection interval, no of packets allowed in each connection and no of bytes in a single...
I am trying to stop RTC by pressing one button and wake up again by releasing the same button.
My RTC now runs around 4 uA while being on system-on sleep mode by __SEV();...
Hi,
I managed to get dfu working in application (with hrs). But on the last attempt to erase page with bootloader settings there is no event generated from softdevice and...
dear all,
i need your help.
Where we are:
We use mbed software developer platform.
We have BLE Nano V1.5 + MK20 USB Board V1.0 from RedBear.
We are able to generate...
I would like to know how frequently my peripheral is sending advertising and data packets. I've tried using ble-sniffer-osx but it doesn't actually reveal any device names...
Has anyone successfully used the Android-Beacon Library to detect the nRF51822 Beacon on and Android application? I tried several different layouts but I just can't detect...
Hi everyone;
i think about possibility of using nrf sniffer with custom nrf51822 (QFAA) board . if yes, how can i achieve? could you please help me about it
Best Re...
Hi All,
This is my first time i am designing a PCB for nrf52840, I need a suggestion regarding the antenna to be used. I am going to have an application over BLE. Which...
I want to add a timeout to the secure DFU bootloader if I enter it from the application. I found this post here devzone.nordicsemi.com/.../ but unfortuately I can't use the...
Hi I'm looking forward to hear if I could program an nRf51822 QFAA without using the development kit/board. The chip I have currently is a N51822- S4AT, from Wireless Tag...
we are facing problem with smt M905 module. is there any basic error with this module pad?
smt factory in china failed several times to solder this module.