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:
...
I want to control GPIO toggle by PPI. Timer1 is in timer mode. CC[0] is 1000, and CC[1] is 8000.
I use compare[0] to toggle gpio18 by PPI. I also want to use compare[1] to...
I am using a development board PCA10040 with an nRF52832
I am running one of the examples: gpiote_pca10040
Everything is working fine with this line in the original...
Hi,
My development platform is a central device that there is a WiFi function, I want to set BLE channel map to avoid from overlay. Let my central device can coexistence...
I am using peripheral example(blinky) to generate .zip file using nrfutil python script. I am getting fallowing error.
nrfutil dfu genpkg --application nrf51822_xxaa.hex...
I am getting fallowing error while update app through uart using nrfutil command.
nrfutil dfu serial --package ble_app_hrm_c_s12o.zip -p /dev/ttyACM0
Upgrading target...
Hi,
I'm building a product using RF Digital's Simblee that uses the nrF51822 ver 3 chip. I've narrowed down a TIMER accuracy issue to BLE. The code below starts and stops...
I'm going to make temperature logger in NRF51822.
I want to use ble_app_uart as reference.
When mobile app is connected I have to send kilobytes of logs.
Now I use ble_nus_string_send...
We have used FreeRTOS a lot, also on nRF51 and nRF52. Now I'm trying to migrate our nRF52 code form SDK11-alpha and SoftDevice 2.0.0-7-alpha (?) to the most recent versions...
Hello,
I am a writing my own code for MDBT40P to blink LEDs. I have configured the LED pins and added all the necessary headers in the project. But every time i build the...
Hello
I am trying to develop my Redbear Lab's BLE mini with Nucleo F401RE since I don't have any J-Link segger and USB dongle.
Is it possible to write program through...
Hi.
I'm using PCA10028, SDK10.0.0, S130 as central.
I'm using "sd_ble_gattc_write" when i want to send string to peripheral.
But if i send this function continuously...
Hi,
For example: In scan and connected as peripheral at same time. When disconnect event happen, how do I know who is the trigger, the center or peripheral?
Thanks.
I've read diferents answers to this question. When I change the device nace from nrf Master Contorl pannel the new name is set but the advertising is done with the old name...
Hi,
I'm trying to use PCF8574A IO Expander with a nRF52-DK board to display characters on an HD44780 LCD. I noticed that I have to use the function nrf_drv_twi_tx() . Since...
