I would like to develop my own central device to communicate with the RedBear Arduino shield. The RB device uses a from of UART communications to send data to/from Android...
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...
I have 2 hardware revisions, one with the GPS LNA attached to MAGPIO0, the other revision, the LNA is on COEX0.
In my prj.conf file, I have the following setup for handling...
From this guide:
https://devzone.nordicsemi.com/nordic/nordic-blog/b/blog/posts/getting-started-with-nordics-secure-dfu-bootloader#h61sjziauupw1j397q9s9ldr01q4j6d5
Appendix...
Hi,
I have the BC480 eval board and I would like to be able to upload the simplist application to it OTA. blinky_pca10056.hex
I'm using the Nordic Toolbox application...
'NRFX_SPIM0_INST_IDX' undeclared here (not in a function); did you mean 'NRFX_SPIM_INSTANCE'? error occured .
I am not using SPI , this error is not cured by me .I enable...
Hi
So I'm trying to adapt the ble_lte_gateway example at my nRF9160 DK but because I don't have a Thingy52 I have to use an nRF52840 device, so I wanted to try the sample...
I am working on a wearable design that has standalone modules distributed around the body. Each module will do the same thing, receiving commands to turn LEDs on/off or adjust...
Hi,
I am trying to us one more SWI with nrf_drv_swi_alloc , but returns NO_MEM => means there is not any free.
I looked to source code, and I find SD_SWI_USED is defined...
Hi,
I've added NUS service to my app (nRF52832, peripheral, FreeRTOS based, SDK 15.2, SD132). everything works great with MTU size = 23 bytes.
Now I try to increase...
Hi there,
I found very interesting behavior on casting double variables to integer.
The following code gives me strange result:
double dval = 0.;
int ival = (int...
Hey,
Currently I have been working on a project in which I have to calibrate the range of the bluetooth, basically I need very short range of about a meter.
Could anyone...
Hi,
I have some trouble using TWI : the slave device connected to nrf52 sends an ack signal (seen on scope) but the i2c handler raises an incorrect address error and discards...
Hi,
The device I am using is nRF52840, WLCSP package. Most of the analog IN pins are noted "low frequency I/O only", e.g. pins A5, A6, C7, C8. - I know there are some exceptions...
Hi,
As of now we are using SEGGER Embedded Studio for compilation and Flashing.
Now we would like to copile using Cmake tool, can you please provide template Cmake for...