Hi,my friend,
Now,I use nrf905.Situation is as follows:
I use the NRF PCB circuit of data manual.Nrf905 work, often loss of data.
1.The Product host is to use the stick...
Hi,
I want to use the Blend Micro with more security. I want use a passkey for the Bluetooth connection. For example through the iOS Device.
Is it possible? Static passkey...
How do I receive multiple signals simultaneously at a single receiver (433MHz) with multiple transmitters ?
I am working on a polling system. This one is similar to the audience...
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...
Hi,
I am trying to run the light switch example of the nRF5-SDK-for-Mesh-v1.0.1 on total 2 boards(1-client (own nrf52832 board) and 1-servers (dev kit nrf52832 with pca10040...
Using Windows 10 I get an error when I try to export the graph from my PPK 1.1.0 to any Image File (PNG JPEG etc). SVG and CSV export works well.
Python shows this error...
Hello, Thank you for helping me to interface the PCF85176 (40 x 4 universal LCD driver for low multiplex rates) with Nordic nRF52 development kit board. I need to write the...
i have a few question, i bought this " www.skylabmodule.com/.../".
if the device has a sample code loaded?
where are the example codes for the device?
i want connect...
Hi everyone,
I recently acquired a nRF52832 Breakout Board from Sparkfun. I have been using it for a few weeks now and everything was fine. I was programming it using the...
I use DFU function to update APP. and when i execute the flash write operatin in APP,then afer the dfu operation,bootloader can not jump to the APP. it keeps in bootloadr...
I am using nrf52832, SDK14 and sd 132.5.0. I want to disable SAADC after measuring battery level then enable again when I want to measure it again like in this post . When...
Hi, I want to know how to properly indicate for the function
spi_send_recv(...)
that I'm sending or receiving data on SPI.
On other platforms with library function...
I'm using the SPI driver and experiencing a hang in the SPI driver because the SPI interrupt is not raised. The reason is in this code from the driver:
p_cb->bytes_transferred...
Hi,
my device does some UART communication. Because temperature drift of HFINT is to large, the external HFXO has to be used. To make things worse, this is a low power...
hello,
I modified the beacon example that allows me to modify major and minor value from mobile app,
but when i restart the nrf52840 dev board, the modified values are reset...
Hi,
I need to get at least 3 sensors data (Accelerometer and Gyro) simultaneously and I am thinking to use the Nordic Thingy:52 for that. Our application sends these information...
Hello Nordic Devzone,
I have problems with twi/i2c init code on a Micro:bit, nrf51822.
The accelerometer is a Freescale MMA8652FC.
I use Segger Embedded Studio for ARM...
Hi there,
We started to notice that we have been getting random disconnects with the reason BLE_HCI_CONNECTION_TIMEOUT. After profiling our device, it was found on one...
Hello everybody,
I try to use fstorage in SDK 14.2.0 S132 with Segger Embedded Studio IDE.
I write this;
static ret_code_t fds_init (void)
{
ret_code_t ret = fds_register...