Hello. Can I get a literature to the nRF51 series?
I need a full abstraction of the nRF51, like a book or other information, it's structure schematic of build-in modules...
hts, HTC phone, nrf tools HTM, nrf51822,
every time when it's power up :
the once connect: error code 0x7A cann't read characteristic and 0x14 state change.
the second...
Our company needs wireless temperature sensors (can be externally powered or battery operated) and transceiver with 4 channel analog outputs. It has to be finished product...
I am toggling Value of slave through a button on nrf51822ek .This Value is displayed on MCP of dongle, but i have to get this value on terminal to send it to pi then through...
Hello, I am tryong to use to masters to communicate with two accelerometers.
Q1_ I found the following image from Nordic's website that shows SPI0 pins but there is no indication...
In the nrf51 series reference manual section 12.1.9 it states that there is hardware protection that prevents write instructions from being executed and that there is more...
Hello, I have established the connection between two pca10001 boards, one as central and one as peripheral using multilink_central and multilink_peripheral. I have serial...
I read the specifications on nRF51 series and the spec say that Bluetooth 4.2 with 2Mbps. However, standard Bluetooth 4.2 only support maximum 1Mbps bitrate.
First, I wonder...
So I added a header files folder to my project and then added a header file. The project would no longer compile after doing so. To troubleshoot, I changed everything in my...
Hello,
I am trying to upgrade my working projects to SDK15.3 from SDK15.2. All projects work except the bootloader project as there are significant differences in 15.3...
Hi,
If I understand corrctly, the flag CONFIG_NRF_CLOUD_PROVISION_CERTIFICATES=y should only be used once,
after that, the certificates are saved inside the modem.
...
Hello.
We are developing a device that require a 1Gb qspi memory interafaced with a nrf52840.
So far the qspi driver and the memory inits and the memory respond to some...
It appears that my watchdog timer is running during interrupts that are handled by the SoftDevice and do not cause a return from sd_app_evt_wait. This is described in the...
In migrating a project from SDK 14.2.0 to SDK 15.3.0, I'm also trying to move from the "legacy" non Easy DMA SPI driver to the Easy DMA one. I don't much care whether I use...
Hi,
I've been struggling with a problem with my builds for over a year now.
On some builds NFC works perfectly, but on many it doesn't - and I have no idea why. I can...
Hi, I'm having problems with proper softdevice reinitialization. What I'm trying to do is work out proper reinit solution - what I'm doing is enabling BLE_stack and all the...
I want to store a few parameters in flash. I don't want to use an external EEPROM because it takes an additional space on a board.
Does anyone know how to do it or a sample...
Hi,
nRFConnect is behaving differently for apps on different SDK versions. I am able to do a DFU via script something similar to the one here https://thegecko.github.io...
After much work I can build the nRF9160 at_client sample project and flash it into the development kit. Using nRF Connect, the at_client sample project only prints the line...
Hi There,
I have developed an initial application on SDK11, based on the UART example, with Keil and it worked perfectly with the nice low power that you guys are capable...
Hi,
I have created a project with nRF52840 DK that reads sensors data and transmits them with BLE UART to my smartphone. Everything works fine.
Then, I tried to do the...
