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 want to implement a single bank ble dfu bootloader for nrf51822_QFAC. I already read most of the threads regarding this topic here in the DevZone. But now I`m...
I am developing some application and I have decided to use Device Addresses to distinguish between devices. I have read device addresses of 2 chips (I have read addresses...
Hi,
I am working with Gazell device and host example code from the Keil pack installer, using the default the data rate of 2MBit, so per Nordic's documentation the timeslot...
I confused that I run a SDK 9.0.0 example ble_central_and_peripheral app_s130_demo on my nrf51 SDK. then use Android App MCP to scan Advertise data. it did not work.
but...
I'm faced with a curious problem.
The examples of nRF52 SDK 0.9.2 have linker sciprt like this:
/* Linker script to configure memory regions. */
SEARCH_DIR(.)
GROUP...
Hi,
I bought two PCA10028 DK boards, try to start with the simple example with SoftDevice S110.
I download the application to the DK board by nRFgo Studio.
First...
Hello,
I bought 2 modules from this site:
www.elecfreaks.com/.../nrf24l01p-pa-lna-v31-rfm05-p-142.html
People are saying it's working great, but for me, there is something...
I had slightly modified a TWI example (using nrf_drv_twi) to work with one of my sensors; It's basically the same with a different function called to handle the received data...
I'm trying to test the throughput improvement of the S130 alpha softdevice vs S130 V1.
I notice a couple of changes in the API that I'm not sure how to handle:
First...
I've been using the ble_app_uart example with S130 on a nRF51 DK board. I wanted to add an interrupt with some GPIO pins. So I added GPIOTE interrupt handler but the compiler...
Hi all,
I want to ask you if it is possible to program nRF51822 chips (Cortex-M0) with J-Link OB assembled on nRF52 preview DK (Cortex-M4F).
I have some older boards with...
Hello,
I am working on pin interrupts and was able to handle with 1 pin interrupt. I used GPIOTE port interrupt. This is the code snippet for initialising:
NRF_GPIO...
I am trying to get my system with a hardware RTC generating periodic interrupts every 30 seconds to sleep between interrupts. I'll paste the code below, but here is the problem...
