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...
We are developing a system with multiple sensors that are spaced far enough apart that the furthest sensors won't be able to communicate directly with the user's device (also...
Hello everybody.
I just startet developing with nrf products and I'm facing a problem there.
I'm currently developing a System based on the ble_app_uart_c example. I'm...
Hi,
I am working on secure OTA in my custom Board which is having nrf51822.
I had done secure OTA successfully with SDK 12 but when i am trying to update the code using...
Hi, I want to measure Round Trip Time (RTT) varying data rate
However, when using coded phy, the RTT shows extremely long time
Using 1M or 2M with connection interval...
Our nRF52832 software detects the arrival of characteristics via writes from the Central and reformats the contents and sends them out in a UART message.
I've built an...
Hello, I want to create a simple example code with the leds ws2812b from neopixel from github.com/.../nrf51-neopixel. I need help to build the code.
Regards.
I'm converting an SDK 14.2.0 project to SDK 15.0.0 using the legacy functions and ARM GCC. It compiles OK but linking is failing.
The verbose output appears to be the Make...
hi i am trying to communicate with two devices throught UART , in nrf51 device uart i get a voltage of 2.83 v with .0238 milli ampere while in gsm module uart pin i have 4...
Hi Sir,
As reference RF5x support within the Zephyr Project RTOS , we can run Bluez in Linux environment.
But do we have the bluetooth stack in windows that we can work...
Hi all,
BLE newbie here.
I have a peripheral device (iBKS105 beacon) configured with Eddystone and iBeacon protocols, emitting on channels 37, 38 and 39. I set the advertising...
Hi, I recently started to work with the nRF52 DK (PCA10040).
I'm trying to do some experiments with PWM, so I toke the pwn library as a base and tried to add the button...
Hi I am trying to perform BLE compliance test on a nRF51822 based DUT. I want to connect the DUT to the tester using nRF51 DK. The nRF51 DK will be connected to the tester...
Hi,All,
I am using nrf52832 as a slave, the SDK version is 12.3. I set the connection timeout to 10s as follows
#define CONN_SUP_TIMEOUT MSEC_TO_UNITS(1000, UNIT_10_MS...
Hi,
I'm having an issue to connect a Galaxy samsung Tab A to my ble device.
Each time i ask for a connection i get the same error.
I already succeed with others phone...
