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 have a serious problem, when I use uart of NRF51822 QFAAC0 to receive data from another MCU, I found that it will lost one bit at same position everytime. my SDK is...
Hi
I have a brief question to which I'm not able to find a clear response: When the SD send a notification of a change in a service value, this notification has a confirmation...
I have ASUS ZenPad 10 with Android 5.0.2,
BLE device on nRF51, S110 SDK9 with fixed passkey and encrypted characteristics with following settings
#define SEC_PARAM_BOND...
Hello,
As far as I can tell, the NUS app sends a signed char of value -127 to 127 in decimal. Is there a way to use the stock UART application to send an unsigned byte...
Hi Noridic,
I follow the Application note Nan_36 and download the nrf51-ble-app-lbs project as a practice, but the compiling is not smoothly with SDK 9.0. I finally fix the...
Hello,
I am working with S110 stack and the custom application. I wanted to use the ADC driver with blocking and interrupts enabled. But the application is blocking and...
Hi, I use NUS quite alot with the following condition;
(SDK 7.2 & S110 7.1 with IAR 7.1)
When the peripheral only uses NUS, iOS cannot detect the peripheral at the ...
Naive follow up to What is NUS? .
Is NUS merely a vehicle for tutorials and fast prototyping? Or can it be used to build real world apps on?
If so, do we rename the...
Hi All,
We are in design phase of our project . We would like to use NRF52832 for our project.
Our project is a wearable based on BLE. We are planning to use RTOS in NRF52...
I am starting to port the example
nRF5_SDK_11.0.0-2.alpha_bc3f6a0\examples\ble_peripheral\ble_app_hrs to my board. I haven't made any change to the example to save something...
Hello, I have a problem when I attempted to increase timeslot length with 10 ms ,every time I received NRF_RADIO_CALLBACK_SIGNAL_TYPE_EXTEND_FAILED signal.
Why can't to extend...
I use nrf51822qfaa,s110 v8.00,keil MDK IDE.
If the program is wrong,The chip will reset,
I want to save some data to the FLASH area before the chip reset.
What I need to...
nRF 8001: How to use it in Beacon mode where in no pairing or Bonding is required and
it only transmits some information which cn be received by any phone that comes in range...
Hi.I had been confused with parameters of sd_ble_gatts_characteristic_add( ).If I set parameters
like that:
static uint8_t ast_notify_char;
..........................
