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...
Hi, all.
I want data read from gyro sensor through i2c, and then send it through bluetooth equipment.(PC or iPhone and so on)
My development environment is like below...
Hi everybody.
I am making a custom circuit which using external LDO with output is 2.5 volt.
Then I use this 2.5 volt as VCC_nrf for the nrf51 chip which using internal...
Has anybody used an nRF51822 (e.g. on nRF 51 dongle / Adafruit BLE Friend) as a central talking with a peripheral like the TI SensorTag? Is there a tutorial / example code...
I have been trying to pair my nRF51822 heart rate monitor device with my Windows 8 laptop. Every time it is unsuccessful and returns the message try add your device again...
Hi
Doing some testing of the nRF24L01+ with LNA PA module, i have noticed noise on the 1.2 GHz frequency, this noise seems to be larger than what is allowed if i was doing...
HI,ALL
with ' nRF51_Series_Reference_manual v3.0.pdf ' , i want to know which pins can i used for adc purpose.
in the sample code.
void adc_config(void)
{
...
Hi there,
The s132 v2.0.0 production softdevice was released recently. How can I use it with the nRF5_SDK_11.0.0-2.alpha? or I have to wait for a new SDK release? When...
I have a bluetooth service which I want to have to initialise a TWI transaction (using app_twi). I want to get the data back from the TWI transaction, but I can't figure quite...
What is the pitch and spacing of the connectors on the underside of the PCA10004 and PCA10005 modules please? Is there a diagram showing dimensions anywhere in the documentation...
@Michael Dietz
Hi Michael!
I am not sure what happened to my last question regarding the BLE example using Segger Embedded Studio. It is no longer visible in the post...
i am already use sdk10 and Eclipse gcc tool chain set-up.. but when i am programming on nrf51822. so, it's not work. also, it's working on nrf51422 QFACAB0(0x0071)..
GIVE...
Hello All,
I am trying to create multiple threads for an individual tasks. But when I am creating new thread my program is not working and it's going into some infinite...
I have the ble_app_hrs example working well with DFU.
When I take main.c from the example code and put it into an RTX project, the DFU stops working.
Symptom: nrfToolbox...
Hi,
I have a python scipt that uses pynrfjprog to program some custom information into a board's flash to be used by my application (calibration parameters, serial number...
I managed to compile the ble_app_uart on windows 8.1 with cygwin. I had to remove all abspath on the makefile, as launchpad gcc is not compatible with cygdrive notation.
...
