I want to count clocks in order to implement a watch. I use the RTC0 as my time-base and count mainly with this device. As it has just 24 bits it would not last for long,...
Hi,
how long does it take time if i would wake up a nrf51422 rev2 (ANT and BLE) in deepest possible sleep mode ?
And how long does it tai if after wakeup it had to communicate...
I saw that the app_timer uses the SWI0. Could you explain what it does and what the advantage is compared to "timer_list_handler_sched()" calling "timer_list_handler()" directly...
Hi, I used the sample code "Master Emulator->2.1.7.8226->Example code->nRFUart"
to develop a new project, and encounter some questions...
we update nRF6310...
Hello,
How many RX buffers are in S110 SoftDevice? I know there are 6 TX buffers (so you can send 6 packets per Connection Interval).
How is it on receiving?
Is it e...
My sensor is off-standard,so I have to use gpio to read and write my sensor.
Gpio IIC will take about 0.5ms to get data.
My app need send data every 7.5ms,it seems that...
Hi,
My android Proximity application fails on service discovery only for the very first time it connects with the devices(nrf51822 evaluation kit with sdk 5.2.0). Actually...
I am testing UART example using nrf52 DK(nrf52832), SDK17.0.2. (\examples\ble_peripheral\ble_app_uart\pca10040\s132) Setting UART initialization to a specific pin will halt...
I use ANCS example from SDK 15. But I found that I'm not able to get more than 32 chars for ATTRIBUTES (BLE_ANCS_ATTR_DATA_MAX). And it's a little short to get Title, Sub...
Hello,
in our application we have one central (nRF52840DK) and up to four peripherals (nRF52832). We want to achieve two goals in this application:
Goal 1: We need a synchronized...
Hello I have built a custom board using an nrf52810 chip and have been trying to upload some examples from the nrf52SDK (specifically BLE examples with the s112 SoftDevice...
Hi,
My nrf52840 dongle went to undefined state making all the leds on the board..Tried with different flavours of binaries but didnt got any luck the board remains in the...
Hi Supporter:
Hardware:nRF52840 dongle
Software: basic example "ble_app_interactive", s140_nrf52_6.1.1_softdevice
There is a strange problem,I connect my machine with...
Hi,
I've been trying to use a micro-USB cable to power the nRF52840 DK board but my Mac (Catalina version 10.15.6) isn't recognising the board in the system report, although...
When trying to add a user description to the BLEGattsCharMD() I get this error:
TypeError: in method 'ble_gatts_char_md_t_p_char_user_desc_set', argument 2 of type 'uint8_t...
Hello Nordic,
I am having an issue with the SPIM, i wanted to eliminate all unnecessary files so I started a project from Zero (Segger: new project: A cc++ solution for...
Hi,
Our application sends data to android phones with the help of OTG cables. We are using https://github.com/hariharan-m/Arduino-Android-USB this library in android for...
Hi All,
I have transferred an init packet and now prepare to transfer a firmware image.
Both central master and peripheral are nrf52840.
However, I have two questions...
Hi all,
I have been learning and doing research trying to estimate the range of a bluetooth chip. So far I've got to use Friis Transmission Equation to estimate the distance...
Hi, dear all:
I’m trying to use usbd_msc example(nrf 52840 DK/sdk 17.0.2 ) and written a string A (8 bytes) into a .txt file；
Now I want write the same file another string...
Hi,
I've recently added BT to my application and switched from S210 to S310 Softdevice. My Ant+ part is based on the HR RX example in SDK10. My BT part is basically copied...
