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,
We have a own designed NRF52832 board. If NRF52832 and NRF52811 are pin to pin, we want to use NRF52811 with NRF52832's pcb. Because, NRF52832 bluetooth range is...
hello
I have ble_app_hrs_freertos project for that, I have to make sleep and wake up the services in the project.
my question is that
1) how to sleep the service in...
Hi, I use nRF52840 dk PCA10056 and keil μvision5 . In Pack Installer of keil μvision5 , PCA10056 is not displayed . So I choose nRF52 PCA10040 , is it OK ?
I'm trying to send data from an IMU at about 50Hz over BLE to a smartphone. I'm finding that after some number of successful transmissions, I start to get the NRF_ERROR_RESOURCES...
Hi
I'm using the unmodified fatfs example in SDK16 with PCA10040 dev board connected to a Mikroe SD-Click board which is nothing more than a breakout board for microSD cards...
It is possible to provision the NetKey, AppKey and unicast address of a node using the serial protocol, using the following messages:
Mesh Subnet Add, Opcode: 0x92 - NetKey...
Dear Sir or Madam,
It´s the second time, I got the same error while start developing with nrf52833 demo board. For first step, I flashed a blinky example to the board -...
Now I'm trying to change a device name in `nrf_dfu_ble.c`. I set NRF_DFU_BLE_ADV_NAME like following.
And I imported `stdio.h`, `string.h`. And I edited `gap_params_init...
Hi,
im trying to flash a 3rd party demo board (MDBT50Q-512K Module Demo Board) with nrf connect for desktop. As programmer I use original Segger j-link edu mini.
As...
Dear Nordic:
My peripheral is configured to use MTU 247.
When connected by NrfConnect of IOS, I can receive NRF_BLE_GATT_EVT_ATT_MTU_UPDATED event and check the effecitve...
We are designing in the 52840 as a processor in a new sensor product and are looking at using the HOLYIOT YJ-18010-nRF52840 part that you indicate on your site is a third...
Env setup:
nrf52840 on PCA10056, SDK 16.0.0, S140, FreeRTOS, secure bootloader
Description:
I'm trying BLE background DFU in the application.
Had reference iot/background...
Hi
Is there any implementatiaon of nrfutil, and more specifically the DFU via serial port, as a C library? My use-case is I need to update an nRF52840 from within an already...
Hi,
I am able to set up uart async receive, but when I try to set the call back using uart_callback_set() so that i can call the uart_tx() routine to push the data out,...
