Hello,
I established a connection between my central and peripheral module. Now i want to write characteristic value on peripheral. I tried with sd_ble_gattc_write function...
I am using the NRF24l01 for my products and looking to buy in bulk(100-1000). Now I know where to buy the just the IC but antenna design is a hard point to break right now...
Hi, my friend,
I've been with nrf905. I use a 16-bit CRC check.
But I encountered problems in use:
1.Nrf905 16-bit CRC check format is CRC-16(IBM):X16+X15+X2+1 or other...
I have two custom PCBs, each of which has a microcontroller and an nrf24L01+. Everything related to the transceiver in the designs are complete duplicates (with the exception...
Hello,
I've built a small BLE-device based on the nrf8001.
With my Iphone I can discover this device and I am able to connect to it and listen to notifications of the...
Our pcb is used for gps location data. We have a nrf24L01 nordic chip as the micro process or between the gps module and wireless module (2G). Our engineer needs to capture...
Hey folks,
I'm trying to modify the SPI Master loop back example into a 4 line SPI Master_Slave program. Whenever I change the Tx_Buffer_lenght from 10 to lsome other numbers...
Anyone able to run the nRF9160 DK on Window 7? I see the 3 serial ports and the mass storage device but even though I see the device in the Programmer app I get "Unsupported...
Hi dear,
Good Day!!
I am using nRF5SDK1702d674dde\examples\ble_peripheral\ble_app_uart- software to test the UART over the BLE to my mobile , The BLE was automatically...
Hello,
i am using "ble_app_uart" example code in nrf SDK to connect to bluetooth and to read-write the data after connection through nrf connect application.
write...
We are using a custom board with softdevice S132, sdk14, and freertos and ana nrf52832.
Our ble_app does:
init gpio put up a splash screen via a display on spi
...
I am starting a new project using SDK 17.0.2, DK52 dev board and Segger embedded Studio.
To create the new project I started from ble_app_buttonless_dfu and commented out...
I got the update notice for 3.6.1, the install gets to around 33% then just sits there. This happens both with upgrade and with clean install for me, I left it to hang for...
Hi all,
in my current platform I have:
a DK (we are working to implement HW modifications to use a nrf52 dongle for this purpose) that is performing as a Thread DFU...
Hello,
I am currently trying out the assert mechanism of Zephyr.
I have added CONFIG_ASSERT=y to my prj.conf file and included " sys/__assert.h " in my main.c .
My program...
Hi,
May I ask what's the minimum reference circuitry for running nrf52840 without RF? Thanks.
My scenario is as follows.
1) RF, eg, Antenna is not needed
2) GPIOTE...
Hi,
I'm developing a CENTRAL using 52832 to connect a earphone.
1.When I enable LESC, the pair fails with the AUTH_NOT_SUPP error. Why ?
What I think if the earphone...
Hi.
I'm trying to use direct advertising to connect only with devices that have already been paired.
When I start direct advertising, I get a app_error_fault_handler...
Hello,
I am using nrf52832 and I just have 3 questions regarding it.
1) SAADC change over temperature. According to the datasheet, it has a change of 0.02%/C but I only...
Short version: can I use a pin both as a GPIO input to trigger GPIOTE PPI event, and as SPI MISO *at the same time*?
Detailed version:
I want to use the SPI peripheral...
