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...
I have trouble for downloading mobile app from Google play, since it is blocked in China. So... is there any official mirror site for download these apps ? Yes, we can find...
Hi,
This is a follow-on question to the following: link
I have similar questions and would like further clarification. The MBR and the SD are packaged/delivered together...
hi,
i have a issue with bluetooth stack. i have established connection with app to communication to send and receive the data.
due to link loss the connection, i have...
Hello Everyone,
This query regarding programming of board during mass manufacturing.
I am using nrf51822, S130, SDK11. I combined softdevice, bootloader, and application...
Hi, I have some question about wiredUART and USB to UART
I'm using nrf51822+BLE400.
Is there any difference UART communication between using USB to UART
and wiring...
In order to reduce the R&D lead-time, I am trying to use ARM mbed online compiler to build nRF51822 project. I know the mbed Kit will do chip-erase on nRF silicon, so I guess...
Hello,
I am trying to interface bme280 with pca10040. I am using sdk12.2.2 and referring twi_sensor.
I am able to make read function and it works as expected. I am facing...
I am generating a pwm signal in pin no:21 of nordic nrf51422 board. i connect this pin to pin no:24 using a wire in the same board and want to count only rising pulse edges...
How to decode opus file on Android or how to configure NVS on Android?
we have a Android TV device to connect Smart Remote 3 of nRF52，but audio from the Smart Remote is codec...
I am just trying to program my sample nRF52810 using a PCA10040 devkit.
I get the message "No device detected, or readback protection may be set"
Pressing the Recover button...
Hi,
I'm working on an application with an accelerometer without SoftDevice (for the moment).
The accelerometer communicate in I2C. It send an interruption when a new sample...
hi
I develop nrf52832 based ble device, this based rtos therefore ble communication have critical
time limit.
I will use mesh protocol my ble device, in the environment...
