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 am working on a system with dual Bluetooth chips one acts as primary and the other as secondary.
I want these two communicate with a shared resource(Accelrometer)...
currently, i connected the nrf52(spi master) with ads1292 (spi slave) which is a ECG sensor. For the ads1292 chips, there is a output pin generating the signal called DRDY...
Hello evryone,
i cloned button example form github to sdk version 9.0.0 and i modified the neccesary changes between app.gpiote.c//nrf_drv_gpiote.c files and set the GPIOTE...
HI,ALL
there are two 'uart_event_handler' function in the project.
one in main, and the another in the app_uart_fifo.c
with the source code, i think when i input...
Hi everybody
I make an application which combine ANCS and NUS services on my device (nrf51 SDK 9.0.0,softdevice 8.0) This application works properly when I use IOS device...
Could you explain why 8 reload registers exists. Its use and use case. Since I believe we need to reload every register each time we have to reset counter.
I have a rare issue where my device won't advertising as it is waiting for a Pending Flash event to clear. However I want to add a supervisor time-out to this. It is safe...
Hi ,
I am getting error in pstorage_store function .
On further digging function
if ((!is_word_aligned(p_src))) is returning the error.
What does this function check...
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 do...
The example DFU project (dual_bank_ble_s110) for NRF51422 seems to work just fine on my custom board that has NRF51822. Is there a problem to use it like that if I set the...
Dear community,
I'd like to report a problem on the Direct Test Mode software provided in nrf51 SDK v6.1.0.
In this mode, 2-bytes commands are transmitted over the serial...
Whenever I try to run the following Convolution function for the 12th time in my code, the Processor is halted and I get the following Error on console:
Performing single...
According to this example, the device should be advertising RX and TX Characteristics. I also believe that when I connect to the UART app using my iphone, I should be able...
I have been successfully using my nRF52 Dev Kit (PCA10040) for the last few days. Today, when messing around with the UART drivers, I seem to have messed up the JLink-OB....
Hello,
I have an NRF51822 beacon board and two small 0.96" OLED displays (does not matter for me which one o use). One with GND, VDD, D0, D1, REST, D/C, CS and VCC pins...
