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
The concept of setting the event_length (the time set aside per connection) was introduced post softdevice v3.0.0. To my understanding, with softdevice v3.0.0, the softdevice...
I have a android phone, and it says there's a FW update (1.1.0) for the thingy (it says I'm on 0.0.0). I confirm that I want it, but nothing happens. What can I try? I get...
We are using a nRF52840 (QIAAAA) on a custom board which replicates exactly the schematic used by the development kit (PCA10056). When using Segger RTT for debugging purposes...
I am using adv_report_parse to try and return the device names the scanner picks up. However device names are being printed repeatedly.
I have 4 to 5 devices around me...
Hi
The serial connection handler "ser_conn_handlers.c" may case an INVALID_LENGTH error when receiving Advertise Reports (or other long BLE events). The reason for this...
I have BLE Nitrogen. It is defined as a disk on which it can be dropped hex and it is loaded. Please explain in detail how to make hex which can be dropped on the device....
I have code running on a nRF52 device, with SoftDevice enabled, based on the example given in this topic:
devzone.nordicsemi.com/.../
This runs fine on its own, and...
Hello !
I am currently working on a custom board on which I don't need 32.768kHz. I want to use P0_1 as an interruption pin connected to a pushbutton. The button is connected...
Hi,
I am using IAR embedded version 7.40 and my board is nRF52840 PCA10056,while i was checking devices list in IAR IDE under NordicSemi i can see only nRF51 series devices...
Hey .My source code was compiled against SDK 8.0 now we need to upgrade the SDK to 10.0.
I have just copied the SDK10.0.0"components" folder to my project ( replaced the...
main.c
y_timer.c
y_timer.h
Hi,
I wanted to make the function that get timestamp like mills().
I made this code bellow.
It does'nt move well.
Main loop is unintentionally...
Hi,
During testing I noticed rare BLE connection loses with Softdevice S110 when timeslot session is active. It is hard to catch them with sniffer due to rare behaviour....
I am trying to get the example examples/ble_peripheral/ble_app_template to work from nRF5_SDK_13.1.0.
nRF52832, s132, pca10040
Much of the code works, but inside peer_manager_init...
The device use SDK9.0,during the using of device,when disconnect the bluetooth of phone system sometimes,the system halted.
So I make an experiment about the probability...
