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...
My question is can the beacon be activated by someone shaking it and receive a notification via Bluetooth? If so what is the range it would have? If not can an additional...
Hi,
I am connecting the AKU242 straight to our microprocessor. It is a PDM interface so it has a SELECT, DATA, CLOCK, VDD and 5 GND signals. On the datasheet, there are...
I am about to implement the secure DFU on our custom board using SD132 V3.0.0 and SDK12. When I worked with SDK11 I had to make a bunch of changes to the bootloader to work...
I am working on a project using a ble nano (nrf51822) using the Nordic SDK 8.1. I started building off the ble-app-hrs in the examples of the documentation so my code is pretty...
Hi,
We're trying to port and migrate our nRF51 SDK v8 (softdevice s110) codebase to nRF52 SDK v11 (softdevice s132), but we're seeing a crash occur (goes into HardFault...
Hello,
Can anyone help me figuring out the best possible way to store certain characteristics which I want to never reset values on the events of controller RESET or power...
HI
I want to know the max of number of data package send from phone in one interval?
Now I could only get one package form iphone6 with character of write without respond...
Hi,
What happens if a user initiates DFU but never continues the process of uploading an image, does the device sit in this mode indefinitely long?
How might we implement...
Hi,
We're trying to port and migrate our nRF51 SDK v8 (softdevice s110) codebase to nRF52 SDK v11 (softdevice s132), but we're seeing a crash occur (goes into HardFault...
hello everyone：
I use nordic APPtoolbox to test DFU ,android toolbox can DFU，but ios toolbox can't DFU
1、 i use sdk9.0 dfu project,and sdk9.0 ancs project
2、 blog.chinaunix...
Hello,
i have read if not all posts about writing to FLASH while using BLE. But could not find the desirable method.
What i would like to do is to write to flash from...
Hi,
Where to get Master Control Panel 3.4.0 source code? Our project is related to creating proprietary BLE profile's. We have some idea on how to program a sensor device...
