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 am having a weird reset behaviour with my nrf52832pca10040, SDK12.2 with softdevice v3.
I have connected an acc into the SPI interface through these pins
...
Dear friends,
I want to measure the current of RF of BLE using PPK. However, i do not care the current of other peripheral devices, such as timers, pwm. How can i make it...
Hi,
We have nRF51822 acting as a central and another nRF51822 acting as peripheral. The peripheral advertises at 1 second advertisement interval. The peripheral and central...
Hello,
There is a characteristic with properties:
memset(&char_md, 0, sizeof(char_md));
...
attr_md.vloc = BLE_GATTS_VLOC_USER;
...
char_md.char_props.write = 0;...
Hello everyone~
BLE 4.2 secure connection is very useful for smart automobile. It's fit for many lock/unlock and rent/sharing scenes. Is there a plan for automotive grade...
How do you do
Now use E: \ Nordic \ nRF5_SDK_12 2.0 _f012efa \ examples \ peripheral \ pwm_driver \ pca10040 demo5 of routines
The program below：
Using the oscilloscope...
I used 51802 made a PCBA module for 2.4G transimit , and use 24LU1 as a usb dongle , both of them used PCB printed antenna and haven't used PA.
I want to know , in generally...
I am communicating between nRF24LU1 + and nRF24L01 +.
Are there any registers or methods for receiving sensitivity from 01+ or U1 +?
The data sheet tells us that the...
Hi community,
I custom a service and need it be filter by mobile phone. For that I need my service uuid show up in advertisement.
Search some article. And find SDK example...
Is on_ble_evt () constantly moving?
I will reset the WDT with this function.
However, it seems to stop resetting the WDT after 3 seconds from startup.
Set the WDT to...
Hallo everyone.
I'm working with the processor nRF51422 with S210 softdevice and I would like to use the HFCLK crystal oscillator for clocking another external periferal...
I am trying to work with ECC signing on the SDK 13.0.0. I can create the public key and compute the hash without errors. However, the ecdsa_sign_hash always returns the NRF_ERROR_INTERNAL...
Hello,
I realized that different SDK versions have different behavior for DFU. I'd like to add DFU feature into my heart rate application. In nordic infocenter, it's mentioned...
