I was wanting to use a nRF24L01 with a breadboard but its pin-out didn't allow it. A solution then occurred to me based on parts at hand. I wrote it up with instructions and...
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...
Hi!
I may have asked about this earlier in a lengthy question:
https://devzone.nordicsemi.com/f/nordic-q-a/35576/low-power-remote-control
But I'd like to be sure about...
(note - my core problem is that I'm trying to compile a file that's larger than 32KB, so I can't use uVision - if there is an easier way to circumvent this then I don't really...
I inherited a Nordic Semi firmware project. It was developed using s132_nrf52_4.0.2softdevice.hex and SDK 13.1.0.
How can I download these versions? I would like to start...
I installed the nRF5_SDK_15.1.0 compiled and ran the ble_app_att_mtu-throughput example.
The first run was using the default settings all went as expected. For the second...
Hello Nordic team,
I am working on ble_peripheral example. Initially application binary file size is 100 KB but after adding support of FDS application size increased to...
Hello,
I have read through all the posts I can find on this subject, but none has solved my problem.
- nRF5_SDK_15.1.0
- Example: Segger Embedded Studio Project: twi_master_with_twis_slave_pca10040...
I want to fully understand the use of RTOS in conjunction with the stack. As an example, I took an example ble_app_hrs_freertos (SDK v15.0).
Add a service, for example...
I need to count the pluse number use 51822, the frequency about this pluse is about 0.01Hz to 1Hz and is not fixed, I know use Time1 can achieve this funtion, but the problem...
I wriing softdevice ,aplication and bootloader by nrfprog tool.
But,the device works with the bootloader, not the application.
After writing, it is reset and flag is set...
Hi
I am using fatfs of nRF5_SDK_15.0.0_a53641a. Iam writing a program with keil.
I am trying to save data using SD card now.
By using fatfs example it was possible...
Hello all,
I wanna ask smth related to the use of the nRF52 as a HID keyboard (USB host).
I have already played around with the SDK example ble_app_hids_keyboard and tried...
Hi,
I'm developing a product with the NRF52832.
I have one Blue LED (APA2107LVBC) which is driven directly by a GPIO as shown below :
With a typical Vf of 2.65V, the...
Hi,
I'm trying to implement the following use case:
On the first button push a sensor advertise and bonds with a smartphone. I do it the following way and it works fine...
I tried to configure OTA in my application, but nrf toolbox stucks in "enabling dfu bootloader" and I can see "Starting DFU" showing up really fast, can it be a problem with...
Edit : I solved the problem. The problem was related to variable declaritions and pointer. None of the commands was not working except Write Register and Read Register. I...
