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...
Hello everyone.
I am developing with nRF 52832.
However, when I call UART_init() function. my source code outputs an error message.
source code is under the line...
Hello, i'm using a nRF52840 on a PCA10056 and want to wake up from __WFE() with a minimum delay. When i'm using the debugger, i achieve a low latency but without the debugger...
Hello All,
We are working with one of the customer, where he is asking for range 200 meters between 2 nrf52Dk(nrf52832) and he want us to prove the same using two development...
I am trying to use the cryptocell in the bootloader (bootloader_secure_ble) for verifying dfu packages, but fails in signature verification for the same dfu package, same...
Hello,
I am designing the NRF52832 based board.Specifications of capacitor in reference design is as follows:
0.8pF, NPO, 5% tolerance
But with my vendor these two capacitors...
I am designing nrf52832 based board. In matching, 3.9 nH inductor is given.
I have selected the componenet with following specifications :
Specifications of inductor...
Hi Everyone
I am using nrf52832 development kit , sdk 14.0.0 with iar and i am trying to merge the ble_app_buttonless_dfu and ble_app_uart code.
I have done the changes...
Hello guys.
I am able to save an array to flash memory unfortunately I can not save a struct in flash. I am referring to this question Save struct to flash . However I...
Hi,
I'm a beginner in programming Nordic uC and I would like to know how to enable the watchdog in my application. Are there particular functions to call?
Thanks!
Hi,
We have a prototype application which requires an NRF52 based peripheral to be inside a metal cabinet and to connect via BLE to a central while maximising the link...
When calling access_model_application_bind() , NRF_ERROR_NOT_FOUND is returned?
I have had this working before, but after adding another server model I am getting the error...
Hi,
I am implementing modified DFU for nRF52832 which uses external flash memory. If power loss occures during update process, device then start update process from the...
Hello sir,
I am working on my final PCB design using nRF52832 chip. As per your reference Bill of material i use same part number for all components recommended by you. But...
I have a custom board with the nRF51822 QFAA . Schematic:
In order to compile the firmware, I'm using MinGW . As you can see, I'm also using the SDK 12.3.0 .
Finally...
Hi,
I am using nRF52832 and softdevice is S132 adk13.1. My application is read 3 ADC channel one by one and send this value to android app using NUS. For this i have use...
