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...
Hello,
I'm working on a feature that will allow my device to transmit a small JPG to a mobile application. I would like to have at least some basic security on the characteristic...
Hi I try to use "light_switch demo" , but sometimes the server does not connect to client, yesterday they could connect , but today they will not and I have not changed anything...
Are sd_flash events NRF_EVT_FLASH_OPERATION_SUCCESS and NRF_EVT_FLASH_OPERATION_ERROR actual events, schedule and only run when app_sched_execute is run. Or are they run from...
How to run the sdk examples from usb on the Sparkfun. I can run the adruino code, but want to shift to a more standard production environment.
After manual install of GCC...
I can run the SAADC example and read the analog inputs fine, now I've modified the code to simply read the adc with the blocking nrf_drv_saadc_sample_convert call
All I...
Dear All,
while testing an own nRF52832-based PCB and an nRF5840 PDK for current consumption, I compiled and flashed the code below to both devices. Since then I am not...
Hello All,
I don't find any example of Dynamic Multiprotocol of ESB and BLE.
The current multiprotocol example in Nordic’s nRF5 SDK is a switching solution for multiprotocol...
Hello,
Here is a summary of my main transmission protocol:
The (unique) client contact one of the many servers to get the value of a particular server's state.
In the...
hellow nordic.
i use sdk14.2 ,but pstorage_update return NRF_ERROR_NO_MEM.
i use NRF_SDH_SOC_OBSERVER(m_soc_evt_observer, 0, sys_evt_dispatch, NULL) to creat sys_evt_dispatch...
I have a couple of "cannot-be-resolved" issue with Eclipse.
Issue 1:
Sometime when I set up a project in Eclipse, it runs into an issue where types like uint32_t or...
Hi,
I'm trying to send sensor data via BLE to Processing. If someone has already done it, could you post your code or help me explaining how to approach the problem?
I...
Our Nrf51822 will disconnect the connection with timeout reason when it is sending a large amount of data (about 20-70 KB) to our central device which is TI cc2540 . This...
Hi Nordic.
I have questions about preserving device unique information such as device id and so on. (The information will be written in factory)
I know the best way is...
I am trying to add I2C/TWI bus to nrf51822 device. I have used the SDK example code (12.3.0) and keep getting the following errors:
sdk/drivers/nrf_twim.h:69:38: error:...