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 port the SDK 8.0.0 to use the IAR ARM tools and I am having a problem getting the linker to link the file system_nrf51.c that is called from iar_startup_nrf51...
Might I know the spec of the antenna which come with nrf51822-DK?
is it 50Ohm?
I try to use patch antenna on the nrf51822-DK. the perform i measure not very good at all...
I am using nRF51422 with a 16MHz crsytal, HMC5893, LED and MPU6500. I have noticed that the power consumption in IDLE mode is approx 1.2mA. This was originally at 6mA. I call...
I am trying to get DFU/OTA to work with the supplied sample Apps, so far no luck. I bought the nRF51 DK to have the hardware matching and tried with SD S310 2.01 and dfu_dual_bank_ble_s310_pca10028...
can you recommend me cloud provider which support Nordic, nrf51822->BLE->AndroidPhone->IoTcloud? e.g http://developer.garmin.com http://www.cumulocity.com or ...
Id like...
I wrote code to jump from application to bootloaer in softdevice 7.1.0.
It work allright,but other module of the whole program got a trouble like this
devzone.nordicsemi...
Hi,
The device may be talking to a TX/RX station (connected to the Windows PC via USB) that uses an nRF24LU1+ so I'm guessing I will need to use ESB for compatibility...
Hi,
Where can I find the instructions on what tools need to be installed to reprogram the nRF51822 beacons? I haven't been able to find it in the documentation provided...
Hello
I am working on a nrf51822 EK, i have worked out on BLE-multilink central and peripheral examples which were given in nrf SDK examples but it did not work.Please provide...
Hi
I need to configure my nrf51 tx power so that it is discoverable only at a particular range/distance.
for example: i need my device to be discoverable only within...
I'm using the nRF_Libraries software pack and found something in dfu_transport_ble.c that I'd like to change, e.g. the MANUFACTURER_NAME macro to say my own company.
This...
Hi,
I am using device as ble-Peripheral SDK nRF51_SDK_7.2.0_cf547b5 and softdevice version :s110_nrf51822_7.1.0_softdevice.
As ble-central SDK nRF51_SDK_7.2.0_cf547b5...
I am currently migrating my projects to SDK 8.0.0.
I have problem with sd_ble_gatts_value_set function.
I receive write request in one characteristic (char.A), and i...
