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 would like to use the nRF51822 evaluation kit as an observer to detect beacons and take action based up the RSSI value. I can't seem to find any source code for S120 or...
I got the Dynastream N5 kit and have successfully used it with limited ANT work and was trying to get BLE working but can't get a driver for the USB dongle. On the 51422 product...
Hi,
Repro, using the Nordic hid-profile + iOS 7.1.1:
Pair the nrf51822 based hid device via the iOS bluetooth menu.
Turn off nrf-device.
Boot up the nrf-device...
I want use pstorage write and erase flash,as shown below:
//pstorage_init(); // device_manager_init have been called,so there's no need to call
err_code = pstorage_register...
I currently have a design that has four characteristics (all strings) in a custom service. Each is less than 20 bytes and I send them out one at a time. i.e. one characteristic...
Hi All,
I am working in the sleep mode with system off and wake up with internal RC clock.
It function well when connected to EV board...
I see the "Emulated System...
Hi. I'm trying to use GCC instead of Keil.
I have followed "nRF51 Development with GCC and Eclipse" written by Nordic and "nrf51-pure-gcc-setup"( github.com/.../nrf51-pure...
I want to write PCA20006 nRF51822 Beacon Firmware to PCA10004 on nRF6330.
I understand need to modify GPIO.
PCA20006 firmware consist of 3 firmware, SoftDevice, application...
Hello.
I use nRF51822-EK.
I test ibeacon example source now, but i can't config my minor id.
Now my board minor id is 252(0xfc), I CAN'T CHANGE MINOR ID!!!!
How to T_T...
I'm trying to use the ADC and internal reference to measure battery voltage on the nrf51422, while S210 is enabled.
From the example nrf51-ble-app-temp-master, I found...
Hello,
I'm trying to use the nRF51822 evaluation board like a HID keyboard, so I'm fallowing a tutorial and I installed :
Keil mdk474
nRFgo Studio 1.17
nRF...
