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 added a new model to light_switch/server project according this , but how to test it working successfully or not?
I have tried to modify the light_switch/client to accept...
Hi，
When i do as the document say, i download the firmware to the development kit, and then i don't know which pin is the Tx and the Rx. How can i do all the function test...
Hello, I bought nRF51dk (pca10028) a year ago it was working fine last year in Segger Development Studio, now it gives build error "core_cm0.h: No such file or directory"...
Hi guys, me again.
Thanks for all the help before. I was developing me code with the example uart and now would like to control a LED with PWM output.
I have went through...
Is there a way around the issue where bluetooth communication acting as a pass-though terminates the packet whenever null character is found in the packet.
SDK: nRF5_SDK_12...
Hi,
I'm using the evaluation board PCA10040 with Segger Embedded Studio. It stopped working well and I get erroneous services even with the supplied examples (ble_app_blinky...
The device is broadcasting as "DfuTarg" and i want it to come out of the bootloader mode back to the application mode. Is there is a command i can issue to Secure DFU Characteristic...
Hi,
I'm modifying files in the NRF5_SDK_14.2 distribution and it is not clear to me which ones are part of the core SoftDevice libraries (and I, therefore, should not change...
(I know it has been asked before, but I thought I'd check in again..)
Has anyone had any success implementing the Dallas one-wire protocol on the NRF51822 - in particular...
Hello,
I imagine this is a pretty common and basic question but I couldn't find anything online.
Since the nRF52xxx chips are single-band 2.4GHz (and possibly sub-GHz...
I'm having trouble writing to a gatt characteristic using the python bindings for pc-ble-driver
Service discovery works fine, I managed to connect to a BLE server and reading...
I have a device that I need to control, that needs 2 different square wave signals of different frequencies (although they may be multiples of each other), one at around 4...
Hi all. I try to run capacitive sensor example on nRF52832 with my hand made capacitive sensor which I made according to this tutorial devzone.nordicsemi.com/.../.I connected...
Hello,
When i execute a function that uses TWI from a timer handler the NRF gets stuck.
I assumed that this issue occurs because of interrupt priority so i gave the TWI...
