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...
Hello,
I am creating a read-only characteristic with sd_ble_gatts_characteristic_add (specifically, characteristic_add). The value is 31 bytes.
On a Read Request, it is...
Hello
I would like to send my sensor data to a mobile application using BLE SDK 15. Someone suggested me to go through the BLE NUS SERVICE example which was a good one....
Hi,
I am new to Nordic development environment.
I am compiling the some code developed by vendor for NRF5 SDK 12.2.0
I am getting errors such as
Error1 snippet
...
Dear Colleagues,
I could use some help or ideas. I’m working on the link layer encryption of an open source Bluetooth stack. It starts to work! But, now I have the effect...
Using softdevice 6.1.0 and SDK 15.2:
Is it safe to use NRF_UICR->CUSTOMER[0] through CUSTOMER[5] for storing serial numbers?
It seems through in previous versions of SDK...
Hi All,
I have implemented the code for MASTER serial DFU in ST micro controller. which can send the app .bin file. I'm using 57600 baud and disable the flow control....
Hello,
I am using 15.2.0 SDK and 3.1.0 Mesh SDK.
I was trying to control two LED's on the nRF52DK using two generic level server models. I made following changes to the...
Hello. I got an nRF9160 DK with an iBasis eSIM that was already registered on an nRF Cloud account. Is it possible move the already activated eSIM to my Cloud account? I tried...
Hi Everyone
I have got 3 timers in my application.
1 is repeated , and other two are Single shot which are ran from the inputs to the 1st Repeated timer.
The repeated...
I'm developing for a custom board with an nrf52832. For one of my first tasks, I activated an on-board buzzer using the nrf_pwm driver. Then I stumbled across the low power...
Hi all,
I've compiled the SDK15.2 USBD CDC ACM example and uploaded it onto a Rigado BDM340 evaluation board, and run a second USB cable to the nRF USB socket. However,...
Hello,
We are trying to develop ble_app_uart with flow control enable, the problem is when we enable the flow control. if we send large number of data, the program get crashed...
Hi,
I am developing a product based on nrf52832 using FreeRTOS and the softdevice.
I use sdk 15 and I based my softdevice configuration on the ble_app_hrs_freertos example...
If the UARTE interrupt service routine is delayed from running more than 1 byte's worth of time, then APP UART FIFO does not see all bytes queued in the UARTE's easyDMA buffer...
Is there an API to get the dfu image size? We use this in combination with s_dfu_settings.progress.firmware_image_offset to show a progress bar on the gui. In the past, we...
