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...
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...
hi,In SAADC sampling, the upper limit and lower limit of sampling results are set. Interrupt events are generated only when they are less than the lower limit or greater than...
Hey Devzone
Running into an interesting issue with the .zip files on http://developer.nordicsemi.com/.pc-tools/toolchain/ . When I try to download in browser they fail....
Hi
I am using nrf51422 (on the DK) with S130, SDK12, functioning as a central, reading multiple peripherals (which I also programmed),
Some of those peripherals have manufacturer...
Hello, With reference to Case ID: 278209, I wanted to include a driver file, for which I was suggested to add the label/variable "zephyr_library_include_directories(.)" in...
Hi,
I have a strange problem.
When I connect the jlink and battery power on board at the same time,and download the application, it works normally. But when I disconnect...
Good morning.
I have a custom board with softdevice 132 and sdk 15.0.3 where I have configured pin P0.16 and P0.17 for uart (rx, tx). I have read in other posts/problems...
I have written BTLE code that works on the nRF52840 DK using SoftDevice s140. I have ported this code to work on the nRF51 DK and nrf51822 MCU using SoftDevice s130. I use...
Hi all:
on my project,i set
define NRF_SDH_BLE_PERIPHERAL_LINK_COUNT 1
define NRF_SDH_BLE_CENTRAL_LINK_COUNT 6
on my peripheral , i need mtu = 185
on my central...
The application of a device is developed based on ncs1.3.0, now the SDK version is upgraded, the firmware function is developed based on ncs1.5.1, and a problem is found,...
Hello,
I'm in an aging manufacturing space and would like to utilize your sensors, but im concerned the pillars and walls will prevent data from being sent. I read the...
Hello,
I am using Nrf5340 with “Direct test mode” example.
I try to make my nrf5340 kits to be an AoD receiver under the DTM.
Now,I am able to run the example code to...
Hi,
I'm using spim on nRF52810.After I init the spi driver and using APP_ERROR_CHECK(nrf_drv_spi_transfer(&spi, &Command, 1, m_rx_buf, 1)) , RTT Viewer showing FATAL ERROR...
Hi,
Is there a way to control the 1Mhz BLE symbol clock?
We want to use nrf52840 as a GFSK transceiver and we need to control the symbol clock (up to +- Khz resolution...
Hi,
I'm running into issues where iOS is caching the handles. I found out that I need to set IS_SRVC_CHANGED_CHARACT_PRESENT to 1.
But where should I do that? In sdk_config...
