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...
Hi
I had got some problem with fds_record_write(). I found that I couldn't get the correct data from flash without waiting fds_evt_handler( ) that was called after calling...
Hi, I would like to test interconnection between an android phone with nRF Connect (central) and nRF52840 DK (peripherial) in long range mode. My question are:
Does it...
Hi,
I have a problem when i try a dfu on my device for the first time.
To explain, my device is flashed the first time with NRFJPROG, and i flash the SD+BOOT+APP.
So...
Hi,
I have used nRF5_SDK_15.3.0 .
I have tested secure_bootloader example code with Adafruit Feather nRF52 Bluefruit LE - nRF52832 Board . And its advertising and work...
Hi,
I have an application that uses the nrfx_saadc driver to measure voltages. One init-function that sets up the saadc and two channels, and one sample-function that calls...
We are more or less successfully using libUARTE for talking to an STM32 at 1M Baud. It was a long and tedious road to get there, but it looks like we finally got there
The...
Hi,
I have two peripheral devices both advertise the same device name 'R' but have different characteristics. I am scanning and connecting to one of them via central device...
Hello.
During customizing a DFU, but I'm having trouble adding function [nrf_dfu_transports_close] in function [on_ctrl_pt_write].
I'm not now fetching all the c files...
Hello,
IDE: Keil Board: PCA10040 nRF5238 DK SDK: v16.0
I am looking for a BLE peripheral example that connect to an iPhone. As a first step, I would simply like to evaluate...
I have a button matrix (2 rows, multiple columns) connected to an nRF52840. After driving the two row pins appropriately, the first column pin I read (regardless of actual...
Dear All,
for the next revision of our product we've added a RTC / calendar IC with 32kHz clock output and it would be great if I could save some real estate by using the...
Hi,
I'm currently developping a peripheral. This one uses Peer Manager module to handle pairing. This peer manager is configured properly with pm_sec_params_set (as far...
Hi,
I was working with the SPI interface of nrf52DK microcontroller boards and wanted to know if there is a way to change the timings of the low and high levels of the Slave...
I'm designing a solution based on a series of nodes that senses data and has to send it wirelessly to a hub. Each hub must be able to receive data from about 4 to 8 nodes...
