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...
Hello everyone,
I am having a problem with powering my nrf51822, I have 2 Li ion batteries to power my nrf51822 and a stepper motor, I put the batteries in series to have...
Hello,
Kindly asking for some guidance... We're working on a solution that requires us to distribute unique data sets (i.e., each nodes gets a different data block, approx...
I am using sdk15 with softdevice 6.0.0 for proximity profile. By keeping bootloader as stable can I change the location of softdevice?? I want to use bootloader at the 0th...
Hi!!
I changed the example of SDK14.0.0's ble_app_uart and I am doing low power consumption.
I used timer interruption and now I am driving with power consumption of 1...
Hi all, I am working on a mesh project. I've read Mesh Technology Overview written by Martin and I wonder what will happen if a node receive two or more messages at the same...
Hello,
I'm developing a BLE application using nRF52 based on SDK15.2 using Sofdevice S132 under Windows.
The nRF52 is used to send data in notification Format. In...
hi....
i am using nrf52832 and peripheral device , microcontroller should run continuously , nrf should be in turn off mode and it should turn on when the data need to send...
Hi all,
We are using nrf52832 board in our product. We used serial dfu method to upload the bootloader. Its done with help of nRFgoStudio application.
We want to know...
Is achieving a data length of 251 possible in SDK 14.0.0, SoftDevicve S132 5.0.0 ? I tried updating my GATT table to 6000 bytes and my NRF_SDH_BLE_GATT_MAX_MTU_SIZE to 251...
Hello all,
I would like to know if anyone is willing to share nRF drivers for ADS1298.
There seems to be a Github repo containing drivers for ADS1298 with arduino.
Has...
hi engineer: I use the software version: SDK15.2; the hardware IC is nRF52832; the protocol stack is s132_nrf52_6.1.0_softdevice; when I add "init.advdata.p_manuf_specific_data...
Hi,
After configure IO and RTC I tried to enter into low power mode however the current consumption doesn't decrease until I call again __SEV (); / __WFE (); / __WFE ();...
I am working on a project where I need to transfer the data from nRF52832 to ESP8266 through UART. I made the connections RX to TX and TX to RX.
I am using ble_app_uart_c...
Hello.
I am testing example 'usbd_msc_pca10056' of ' nRF5 SDK v15.2.0 '.
I don't realize how to change the size of the 8 MB mounted device with QSPI from external flash...
