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...
I would like to update my advertising data on the fly but actually it doesn't work. Many many posts talk about this behaviour, but no working answers .
Before SDK15, we...
Hello there!
My project use comparator, timer capture and pwm to measure capacity of line.
The purpose is to encounter open circuit condition. So this does not require...
I'm trying to use an iPhone as gateway for nrf Cloud. The user is "Verified" and the "Gateway Name" is the same in the app as the only gateway I have in the nrf Cloud. But...
Hello all,
We check the custom board with nrf52840(BL654) , but it's hang PC and devices when connect the PC.
When the hang on my pc , we checked windows system event...
I'm using SDK 15.0.0 on nRF52832_xxaa.
I'm currently using RTC1 as a low frequency timer to keep track of time elapsed while my device is sleeping. This works well and I...
Hi,
I modified the UART example to work on different pins i.e. pin 17 and 15 on custom board. When I use printf() to print logs, it works. If I use the NRF LOG to print...
Hello,
I am trying to build a small voltage stimulating probe for a research project I am doing. I was going to originally use the Rigado BMD-350 which includes the nRF52832...
Hello,
I am trying to connect my nRF52 DK to my phone (apologies not desktop) and perform a DFU OTA via the nRF Connect app. I'm using SD132 6.1.1, and uploaded the secure...
Hi,
I am using NRF52832 with softdevice s112 and SDK 15.3. I have 20 bytes of data which I want to retain in RAM during system off. I use the following code so that the...
It happens on a new board. It is possible that an HW problem occurs (Xtall), but how to debug it? How to know if Xtall correctly runs? The same code runs correctly on another...
hi ... i am using nRF52832 ,i want to save the battery so i am planning to use system off mode . how to wake up the device from system off mode using threshold value or either...
Hi,
I'm using the "pc-ble-driver-js" to implement a central on PC, trying to send a file through a Write w/o Response characteristic to a device. It's OK for a small file...
Hi ,
I am trying to merging 2 application hex files for example : usbd_pca10056.hex and ble_app_hts_pca10056_s140.hex using mergehex tool.
I could merge the hex files...
I am trying to use segger linker instead of gcc and followed the below link to port the changes
https://wiki.segger.com/Porting_from_GCC_to_SEGGER_Linker
I have tried...
Hello,
i was wondering if it is possible to have a node in a mesh, that is communicating to a PC via a COM-Port. I know it is possible to communicate via the J-Link Debugger...
