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...
I'm evaluating possibilities of BLE-LESC Pairing/Bonding with the ble_app_hrs peripheral on the nRF52840-DK with SDK 12.3 and SoftDevice s132. To see what's going on in the...
Is it possible to flash multiple custom boards using sagger DKs at the same time?, assume 2 custom boards and 2 DKs, would they be able to flash the custom boards in parallel...
There are many places in the file fsm.c that have this compile condition check
#if defined FSM_DEBUG
blabla
#endif
that is wrong. The compiler will ignore it. There...
Dear Nordic,
Hello, I have to configure 2 UART. I have saw this post .
however, I have made a demo version for the project without 2 UART function, so I hope to apply...
Hello, I´m trying to compile the BLE Heart Rate service projects using SEGGER Embedded Studio. After importing the project from nrf52 SDK, I tried building the project but...
Hello,
I want to implement home automation project using 3 nRF52840 dongles. i.e I want to connect all the 3 dongles with each other and the signal sent from one device...
Hello, I am trying to design a product based on BLE MESH. I would need gateway to be able to accumulate data from network and send it outside. I need that gateway to connect...
Hi,
I have gone through the "ble_app_hids_mouse" example program. So far the program seems to work great, but how do we take control of the buttons since the function used...
Hello,
We have plan to use nRF52832-CIAA with external antenna connector (MHF4). I noticed that in 4-layer reference design layout there is quite big square keepouts on...
Hi,
I am using sdk 14.2.0.
i am using freeRTOS,created 3 threads.
all are running fine,but just for while(2 - 3 minutes).
after that, all the threads stoped.
may...
Hi,
I am doing OOB commissioning with OpenThread. According to section 10.12 of Thread 1.1.1 specification, Active / Pending Operational Datasets need to be persisted to...
Hello,
I'm trying to connect external RTC, which has a 32kHz clock on it's pin to nRF52832. So far I've had issues with connecting this clock to P0.00 pin and having P0...
Hi all:
when i add uart code in ble_multilink ,and it gived me errors like this:
"<error> app: Fatal error <warning> app: System reset <error> app: Fatal error <warning...
If I put too many characters into a serial using IRQ mode, it stops reading input.
I haven't tried polling or DMA yet.
Using
nRF5_SDK_15.0.0_a53641a
gcc-arm-none...
