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 all,
Having a bit of an issue with the SPI manager scheduler. When sending small packets (<4 bytes), I seem to be able to queue as many requests as I want.
However...
I asked the following question, TWI Stuck Bus Recovery , last week and got a great answer which I implemented. I tested my implementation by changing the device addresses...
Hi everyone
I want to use nrf sniffer for debugging.
But I don't have required hardware Evaluation kits in User Guide
Can I combine single nrf 51822 with USB-to-UART...
Hi
Im trying nrf52832 with 0 BMD-350 Evm.
Working with IAR, nRF5_SDK_13.0.0_04a0bfd.
I need ble_app_hrs_pca10040_132_uart working properly.
Seem like there is a main...
On very rare occasions when a connection is made, our device manager (peripherial) callback gets called with event id = 0x23(DM_EVT_DEVICE_CONTEXT_DELETED?) and event result...
Hi,
I am performing "just pairing" using peer manager ( SDK 11.0 ) in my custom board which uses nrf52 chip.
I am getting this events
PM_EVT_CONN_SEC_START,
...
Hi, I'm using nrf8001 nordic chip on my project. With some time on the nrf8001 chip begins to send the HW_ERROR with failure on ll_lm.s0.c and line 571. This not crash the...
Hi,
I am using the nRF52832 and I have been trying to meausre the centre frquency on a specturm analyser. But, the centre freq on the specrum analyser is 1.81GHz when it...
Hi,
I have a beacon that uses 4 AA batteries, each has 1.5V and 2600 mAh. When connecting the board to the PPK I get the attached measurements when doing a lot of scanning...
Hey guys. We are using the NRF52 with SDK 13.0.0.1-alpha.
If we connect the NRF52 to our own android or iOS APP we have some timing problems with notifications. When the...
I would like to reduce current consumption on my beacon and I wonder if it is possible to disable sending scan response. I know that it is not a huge difference in a single...
Firstly,the RedMi Note3 DFU failed used by dual bank,however Xiaomi3 Phone can DFU successfully.As the question link text mentioned,the process of the RedMi Notes3 Phone DFU...
Hello Nordic,
i am trying to interface BME280 with nordic nRF52 and SDK v 12.02 using twi_peripheral but i am unable to do it. here in example they are using ls75b whereas...
How do you setup "immediate Service Alert" Client on iOS, in order to get notified when an action is taken on the bluetooth peripheral ? (eg. Button press)