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 cannot use the nRF Sniffer because it is always crashing. This is a confirmed bug in the Software and the OSX client written is working flawlessly.
I have experimented...
Hello,
I am newbie with KEIL/SEGGER, I have been following this tutorial to compile the example experimental_ble_app_blinky_pca10040_s132 for my nrf52 chip, the project...
Hello,
I am using sdk 12.2.2 and nrf51 dev kit. I am trying to upload ble_app_gls example code over the air to nrf51 dev kit. I can find only secure_dfu code in the sdk....
I am considering build some of my own shields to interface with the nRF52DK for the 832 and 840. I am curious how I should use header P5 with the shield detect pin. Should...
Hello,
I am trying to implement my custom service with NUS. I have gone through almost all the solutions presented on this forum.
Observations:
The board does...
Hi,
I need to be able to change the GAP parameters of my connection for only a short period of time to save battery life but have high throughput when I need it. My firmware...
Our workshop is using custom PCBs for other manufacturer's developer kits, and I'd like to do a similar shield for our nRF51-DK boards. Can anyone provide a KiCad project...
Hi all,
I took the example SPI program and I am trying to add UART code to it to debug the SPI transfers. Both examples are working well for me separately. I was able to...
I am working one one star network system with NRF24L01+. I got success with one pair (Single TX and Single RX) on communicating. But I could not get any positive result for...
Hi,
I'm working with an SPI FLASH chip that has a page size 256. I noticed that when I call nrf_drv_spi_transfer() , the rx length of 256 rolls over the uint8_t container...
Why the SPI clk doesn't work, i checked using an oscilloscope :/
I also don't get any SPI interrupt and no data change in the RX buffer although I have wired MISO and MOSI...
Hello,
I just encounter a compatibility issue between the two SDK (11 Vs 12).
So i have so product on the market base on SDK V.11.0.
I m developping an update based...
