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 There,
I was wondering if anyone had any insight into whether the OTA-DFU (Android/iOS) LIbraries can be integrated into a Unity application? Is it possible to combine...
Hi,
I've defined a base uuid 455449424C5545544845524DB87AD700
For adding the service to the database CUS_SERVICE_UUID = 0x4942 which alters my 12th and 13 octets
Instead...
I have a characteristic that i want to change to allow notification.
But when I include the presently commented line below (that sets notify to 1), the code breaks, which...
We have a prototype device that disconnects and reconnects frequently. When moving from a BLE 4.2 chip to the nrf52840 (BLE 5), we noticed that the time to complete the initial...
Hello,
I am developing a project with a host processor and Minew BT module with NRF52811. The module and the host processor are communicating via I2C (TWIS). The host processor...
Hi,all
As said above, i've tested two laptops, and this situation happened. I have no idea why this will happen. Is there may any problem with the c onnection parameters...
I used stm32 as master and nordic board as a slave , in stm32 i used spi2 where my configuration is , baud rate is 4MBits/s , clock polarity high , clock phase 1 edge and...
I am trying to locate documentation that has recommended solder paste and reflow specifications for the QFN package. I see there was a similar request made quite some time...
Hi,
When looking at the release notes for the latest nrf9160 modem firmware, it says that the B0 devices are for development only, and B1 for production. I have a number...
Hi there!
Back again with another question. Now that I've finaly managed to get the Bitmap image to show on the display (ST7735), I noticed the playback of audio from the...
Hi What is the better way to add multiple generic on off element to light switch server application. currently planing to add seperate simple_on_off_server_t m_server_x and...
Hi~.
I have an inquiry about sleep and wake up of the nRF52840 in high voltage mode.
Hardware and power design configuration
I am trying to use high voltage mode by...
When the application is started I get the following error:
<error> peer_manager_pds: Could not initialize flash storage. fds_init() returned 0x860A. 00> 00> <error> peer_manager...
Hi there!
I have an SD card reader and ST7735 connected to an nRF52850 DK, both working fine. Furthermore, I 'm using ARMGCC in combination with Make, nRF5 SDK, nRF SDK...
Hello everybody,
I´m trying to add a custom service to the ble_app_buttonless_dfu example in sdk 17.0.2 . Therfore i increment the NRF_SDH_BLE_VS_UUID_COUNT but this results...
