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...
Has anyone converted the app note AN34 DTM Python script to C# or C/C++ ?
The Python DTM script is works OK with the setup specified in the app note AN34 figure 2, which...
Hi!
I am fairly new to programming micro controllers so apologies if I ask many questions.
I am using NRF52832. The situation is this - I have 2 devices and 1 host . After...
Hi all,
I've found the nRF52840 with USB but it seems a bit OTT for our application, something more like the 51822 would be nice, but cannot identify one, can anyone list...
Hello!
I have a code that is working perfectly on Eclipse for Linux and I would like to copy it to a windows computer with keil. I created a new project with Keil copying...
Hi, I'm developping endless PWM sequence.
That is ...
Only one output pin and the signal from it is repeated with the same period of pulse but with two different duty...
Greetings,
I'm having some trouble using the secure DFU bootloader and buttonless DFU service in my application. The code for both of these has been taken from their respective...
nRF52 SDK13 S132.
For example, I have handle from 0x180A service.
I want to read characteristic 0x2A24 from here.
How should do it?
In the watch window I can see event...
We are interfacing to a SPI Flash MX25R8035F.
When attempting to read 1 page of 256 bytes from the chip we break the read command up into 4 SPI Commands.
1) Read the Status...
Hi,
I`ve made fixes in SDK 13.0.0 files described below:
nrf_section.h : to supress gcc warning: invalid suffix on literal; C++11 requires a space between literal and...
When I set the PWM driver for very low frequency i can see how it blinks, the thing is that it always blinks where it's more or less 70% of the time ON and 30% OFF .
When...
Hello,
Working on a project using the pairing and bonding security model, I would like to filter out of a central's scan all already bonded peripheral devices. Or, I could...
For some reason I get a softreset instead of a sleepmode when I call sd_power_system_off();
Device: NRF52832
SDK: 12.2
S132 v 3.0
I do clear all gpiote interrupts...
Hi, in our project, we need to apply 51822 as MCU to control other devices. But we need 2 USART ports. I wonder is there any product in nRF51 series that can do this. Thanks...
I got some SPI flash memory that is capable of generating interrupts in order to save some program/erase time and power consumption. The only drawback is that interrupt is...
hi,
the main function could not execute with softdevice. before it was working. but i have added some code that mean pstorage_store(). already, it has pstorage_load() and...
