I would like to source a compact BLE board to act as a lock controller developed with with a matching transceiver for use in a fob and an app.
It would toggle the pio and...
Ok so here is the issue. I was trying to build a simple application which is described in the tutorial for characters. After building an advertisement and understanding the...
I was working with IAR and SDK10.0 before. For some reason I have to transfer my project to Keil and SDK9.0. My program worked well for the old settings. While keeps got NRF_ERROR_SOC_NVIC_INTERRUPT_NOT_AVAILABLE...
Currently we are considering whether we should use external Flash Memory or NRF52 Internal Flash.
External Flash memory has a lot of drawback in comparsion with internal...
Suppose there are 10 BLE peripherals in a room and one BLE Central,then is there any way i can get the list of available peripherals[name or id.. etc]?
I am using NRF5182...
I am using SDK_11 s130 on nrf51-dk. When err_code is any value other than NRF_SUCCESS, APP_ERROR_CHECK(err_code) will cause nRF51-dk board to reset. How can one get APP_ERROR_CHECK...
Hello All,
I have problem with ble_app_uart which are not support DFU services.
When I am implement both services device will not advertise. and when ble_nus uninitialized...
I have been trying to use app_uart_fifo in an application that also uses the scheduler. Based off my understanding of the tutorial it seems that anywhere where I would want...
Hi,
I use FDS library of SDK13.0.0.
As wrote in the title, pages_init() returns NO_SWAP. Of course, fds_init() returned FDS_SUCCESS initially, so this problem has happened...
Hi,
i wrote a lot of firmwares for nRF51x22 using C language and they works fine.
Now we passed to nRF52 series and we want to use C++ (preferibly C++11) that is more readable...
Hello,
I implemented overall flow related with FDS function including garbage collection,
when I check garbage collection, it is ok, it confirm that the data will be saved...
I have a problem initializing the ble stack when I'm starting my application via a custom bootloader. I'm using the nrf52832 device on a custom board.
My application has...
Hi!
I have interface external piezo element with my ARM controller to get the piezo data. But after sometime my controller is off. I didn't getting why this problem happens...
For ble central devices on nrf52, there are problems with the internal rc slow clock. When I load the project ble_app_uart_c onto the PCA10040, everything works as expected...
Hi, I have a problem with advertising on nrf52840q1aabb chip. I used example code ble_app_template on nrf52840q1aaaa revision and everything works fine but after changing...
Hello,
I have in a multi-sensor application some actual data (including RTC) which appear continuously and which have to be saved in an external RAM connected by I²C. All...
Hello,
I am using 14.0.1 sdk, and hope to use DFU (Secure bootloader),
I am trying to use buttonless app in my app (uart example app),
when copying some codes related...
When I try this demo project, got below information from RTT. Any problem with it? How to deal with it?
Thanks.
RAM START ADDR 0x20002080 should be adjusted to 0x20001FE8...
Does anyone know where the nRF52 Online Power Profiler that is detailed in this blog has been moved to or if it has been deleted? The webpage can no longer be found.
It...
Hi all:
My customer has different IC revision of nrf51422,one is QFAAEx0,the other is QFAAFx0.
I see the "nRF51422 IC revision overview" ,QFAAEx0 is revision-2 ,the...
Hello.
Is it possible to flash 51822 on SDO and SCLK lines using another same chip? Are there any manuals for the SDO / SCLK interface for 51822? Maybe there is already a...
Hi,
We are using SD110 with SDK 7.2.0 in our application
Our application needs to be quite accurate in timing
We set out to determine what the accuracy of the TickTimer...
