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 am a beginner,i have two questions.
1、when i use the nrf52832 to read the inner temperature,i find the nrf_temp_init function is :
static __INLINE void nrf_temp_init...
Dear support team,
Can a Thread Boarder Router have Leader role? I have not seen any document which mention about it but all the Thread topology diagram have independent...
Hello,
I am not able to make the FDS work. Here is my setup
NRF51
SDK 12.3
S130 (2.0.1), i.e. s130_nrf51_2.0.1_softdevice.hex
Using peer manager as well...
We've been using bonding on our device for a while and have a lot of experience there, but we are now attempting to add "Just Works" pairing support that is a configuration...
nrf52832.
SDK14.2
Segger ES V3.34a
I am using nrf_drv_saadc_calibrate_offset() and find the next sample immediately after the calibration is erroneous.
There is...
Hi, I would like to use a nRF51 Dongle to connect to BLE devices and retrieve some data.
I already tried my scenario through nRF Connect for Desktop and it works, so I assume...
Hi,
I have a SPI sensor on an nRF51822, developed in mBED. To save battery power, I want to disable SPI while in ble.waitForEvent(). The only reference I could find is an...
Hi, I'm using Master Emulator API 2.1.7 and am having difficulties determining where I should be processing an acknowledge packet being returned from the slave after transmitting...
Hello,
I have been trying to have a central/peripheral device read UUIDs and RSSI values from surrounding peripherals using their advertisements and without actually connecting...
And base the nus service ,each peripheral can send message for cenrtal to other peripheral like mess.
I doubt it is possible because this example is base on the LED Button...
I'm building a smarthome application.
IPv6 over BLE not support mesh topology that is quite inconvenience to extend network. My teacher require me that this application...
I am working on custom programming of nRF52832. I have little experience of Preview DK. I took help of examples in SDK v15 and came across nrf_pwr_mgmt.h header file which...
Hi,
My service (nRF52832, peripheral, SDK14.2) works in a control point / response manner:
Command code is written by central to 'Command' char (F901). On peripheral...
Hey guys,
The project I'm working on utilizes the secure DFU bootloader and buttonless DFU.
To get the application working I had to generate a bootloader-settings file...
Hi
I have a sample nrf51822 non BLE program (based on flashwrite_example) that successfully writes and reads flash (last flash page) in a loop, incrementing the number that...
