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,
We are porting legacy application to the nrf52840. We are using Keil uVision 5.
The legacy code is using some gcc ideas and extensions so we are forced to use...
Hi ， All
I am using nrf52832 SDK12.3.
When the host runs to the discovery service but has not yet discovered the service，the slave power off. The host can no longer connect...
Hi there.
I Tested Example (secure_dfu_ble_s132_pca10040). Fine work.
but I could not find the example code to transfer the firmware.
I need the code to receive...
Hello,
I'm a little bit confused about max datalength that can be read/written in a characteristic.
See attached, a MTU of 64 bytes is negotiated thus 61 bytes available...
hello there! I am working on a project in which two devices(one is central and other is peripheral ) uses Nordic bluetooth controller nRF51822 for connection and data exchange...
I uploaded a sample code into an external nrf51822 module using nrf51-dk as explained by this blog www.instructables.com/.../ . power supply for the external module was from...
Hi
The following ticket explains when I configure pin21 as RESET it will be hardware configured to pull-up internally. https://devzone.nordicsemi.com/f/nordic-q-a/8342/nrf52832...
Hi all,s
I have a couple of nrf52840 boards and i was testing the ble mesh light application. The application works fine, but i changed it so it will periodically set...
Hi, I have tested thingy52-mesh-provisioning-demo in NordicPlaygound on github. It works fine by using a precompiled hex file (via nRFgo Studio) but It doesn't work (light...
Hi, I'm working on enumerating the 52840PDK as a CDC ACM device and I'm running into an issue where it's fully enumerating 80% of the time.
After doing some checking I've...
I'm working with TI's TAS2555 DAC as an audio output driven by the NRF52 via I2S. This DAC requires that the I2S clocks (MCK, SCK, and LRCK) are enabled prior to any data...
I understand that the next version of the mesh SDK will have the GATT proxy implemented. Even after reading the mesh profile specification the following is unclear:
- Is...
Hi,
our product is small tag, size of 70x35mm2.
Plastic covers are welded together and now looks like after welding some HW does not work properly. Flashing is successful...
Hello, I am running ble_app_uart_c example on nrf52832 IC. It is connecting to its corresponding peripheral and I achieved bidirectional communication.
The problem is,...
Hi! I am using SDK15 to develop an application for nordic chip which won't be using any kind of display nor keyboard input, so probably I'm gonna go for static passkey option...
