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,
i'm newbie to ANT world and i'm trying to create a mesh-like network using broadcast messages and shared channel with nRF51422 SoC and S310 soft-device.
So, i created...
Hi all,
I've been trying to develope a project by using an nRF51822 chip. The project is about to finish. However, I couldn't implement the pstorage module in a correct way...
I am looking to re-install the firmware on my dongle after making it a sniffer but I can't find a hex file for PCA10031. My MasterControlPanel has firmware for PCA10000 should...
Hi
Should I get a characteristic write event ( BLE_GATTS_EVT_WRITE ) with s110 as well with the
following property configuration:
char_md.char_props.write = 0;
char_md...
I try to achieve something similar to IBeacon where data is pushed to any device listening, but where the data is changing over time. Is it possible to (frequently) change...
Hello,
I have recently had to install the nrf tools on a mac computer. The tools have been recently ported to macs, but unfortunately I am getting the following message...
Greetings,
During a connection between two nrf51422s running on S120 (2.1.0) and S110 (8.0.0) with a connection interval of 7.5 ms I get only a maximum RSSI of -42 dBm...
Hello,
I developed a firmware on nrf51422 with nrf51. I use a development board PCA10028.
With this firmware I control the directly the radio registers (Soft Device is...
I have a nRF51822-EK evaluation kit (so, PCA10001) and am trying to get DFU working with an S120 SoftDevice as per the answer posted here:
devzone.nordicsemi.com/.../ ...
nRF51822
I'm interested in setting up the the POFCON to enable me to get a
POFWARN interrupt when the battery voltage drops below 2.7V.
The softdevice is enabled at...
I have a nRF51422 dongle, and I want to know the power/current when an UART event happens.
I've read nRF51822_Development_Kit_User_Guide_v1.4 p.29 for Current Measurements...
Hello,
I am experiencing some CC register issue in Timer of nRF51822. I am trying to setup TIMER1 for 16 seconds. But I see, that when I try to write to CC registers, the...
The "Intermediate Temperature" characteristic is not coded in the ble_hts.c file.
How could I do to implement this characteristic and maintain the compliance with Nordic...
