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,
I'm trying to debug my program after trying out the DFU example (specifically dfu/bootloader/pca10040/dual_bank_serial_s132).
Using my Segger J-Link, I run 'erase...
Hi,
I'm using the nRF52832 QFAAB0 with IAR Embedded Workbench IDE.
I have "nRF5x_MDK_8_5_0_IAR.msi" installed.
Inside IAR i have the device selected as "NordicSemi...
I'm trying to write a small program in mbed that relays incoming UART BLE messages to the USB UART.
What is the proper way to setup notifications?
Right now, if I call ble...
Hi,
Warning: This might be a bit of a rant.
Is there going to be an effort made to make more of the nRF52 hardware drivers compatible with FreeRTOS?
Hopefully constructive...
Hello,
I am starting from ble_app_multilink_central example in SDK11.
Per the comment, when updating the number of central links, RAM setting should also be updated...
Hi,
i am using pca10028 with S130v2
We'd like to use a couple of services as we have to deal with a number of external interfaces.
Sadly we cannot get more than 4 services...
Hi there,
I'd like the ability to hold some data locally then resynchronize once the central reconnects.
Are there any example projects that demo this?
What is the...
Hi,
i am not able to send (write characteristic) from android at a higher transfer-rate than 2.3 kbit/second.
With another Bluetooth LE peripheral i get more than 100kbit...
Hi all, i have a nrf51 Development kit and a nrf51822 smart beacon kit and I want to read them in Matlab using the bluetooth receiver of my laptop. I used the instrumentation...
hi all
i try to write in volatile memory but after the second (the first is ok) writing the nrf8001 response me with 0x84 0x08 0x81 -> Internal Error
i don't know why
please...
Hi, apologies for my ignorance but I'm confused by something. I'm looking to add a PA and was thinking of using the RFAxis RFX2401C like many of those nRF24L01+, PA and LNA...
Hi All,
Please tell is ble mesh is it work for nrf51822 EK, the code is taken from this link: github.com/.../nRF51-ble-bcast-mesh . the code provided in this link, is tested...
We have made a bare minimum prototype with nrf51422 QFN chip following the reference schematic for internal LDO setup in 11.5.1 section of nrf51422_PS_v3.1. It is built on...
Hi,
Am using NRF52 S132 softdevice,
I have a use case like when I press a button , I should turn off BLE. So I enabled an interrupt for button. Whenever this button is pressed...
Hi,
i am using nrf51822 to develop our product. I'll try to describe more details to make you understand more clearly.
STEPS:
While testing my project, I had...
