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 am trying to Migrate from Sdk 6 to Sdk 11 .
Here i am facing problem in discovering Custom Characteristics .
I can successfully add service and 2 characteristics without...
Hi!
I'm building an application with one custom service containing a few characteristics, all of which are to be indicated upon. When using the Master Control Panel Android...
How can I calculate the maximum throughput for an application running on the nRF51822 and the S110, when connecting to different kind of Central devices?
If we want to obtain sets of five "Bluetooth stylish temperature sensors, do you have a selling point in The Netherlands? If not maybe a way to obtain this by mail or parcel...
Hi!
I am coding soft for nRF52xx. Having looked through the examples I've got one question.
In the preprocessor defined:
NRF52_PAN_24
NRF52_PAN_25
NRF52_PAN_26
NRF52_PAN_27...
We have a nrf51822 chip connected to an arduino-like device. We need to use UART for communication, but without firmware modification the master chip doesn't support USART...
Hi.
I'm using PCA10028, SDK10.0.0, S130. I'm a beginner.
If I want to download hex files(soft device and fw code) though UART port, is it possible?
If possible, could you...
Dear all,
I checked the SDK release note and found Nordic decide not to support CMSIS anymore.
As I developing with 52832, I try to use FreeRtos to control the whole system...
Hi: I want use freeRTOS on nrf51822 based on sdk10. But when I open the example project"blinky_freertos"and try to use it, The keil5 manage run-time environment tell me "install...
I am developing a BLE peripheral with SDK9 and SD110. The PPCP are 80-400ms, 5 slave latency and 5s supervision timeout.
I am currently running some blocking code in response...
I'm having trouble with my call to ble_advertising_init when using S130 soft device v2.0.0 on an 10031 device with SDK 11.0.0, I'm getting error_code 7.
When I try and...
Hello everybody,
Does the S312 v2.0.0 handle BT operations completely independent for each BT connection? Can I read/write from/to different characteristics on different...
Hi!
I am studying some program code of BLE examples.
I have a doubt about what does the evt_handler() do.
E.g.
in the example "ble_app_hrs_s130_pca10028"
static void...
We are treadmill developers and we want to include bluetooth capability to our products.
We found, on the bluetooth website the RSC characteristic ( Running Speed and...
