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:
I want to send pictures and voice.So it needs to be faster.What should I do?
I use nrf52832/sdk16.If nrf52840 is used, can it reach 2Mpbs?
Measurement example:nRF5_SDK_16...
Hi there,
Here is what I'm trying to do. I'm trying to use the 52832 as a badge to be used by people in order to report the zone the person is in using a ble mesh network...
HI:
My IC: nRF51822QFAA My SDK Project: ...\nRF51_SDK_9.0.0_2e23562\examples\ble_peripheral\ble_app_template\pca10028\s110\arm5_no_packs
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When I Powerup or...
Hi, I'm having problems flashing the firmware on my Thingy52. I was recently on a course that used another Nordic Semi dev board to connect to the Thingy52 over I2C and use...
Hi. I want to disconect softdevice and ble in order to access to flash memory. I know there are a lot of ways to deal with it. But i want to test to disconect softdevice and...
Good afternoon, Today we had a question about the certification of our product related to the reliability of communication. We received a letter of the following content:...
Hi,
I am trying to update my advertisement data as well as scan response data (i want to put some custom advertisement data and the device name in scan response data). ...
My three buttons are pressed each time, and the LOG information is as follows
0> [00:00:00.000,000] <info> app_timer: RTC: initialized. 0> [00:00:00.000,000] <info> app...
SDK:15.3.0
CHIP:52832
I downloaded sdk15 for nrf52832.all sample programs and soft devices are working fine but boot loader coding is showing some error. I am using this...
Hello,
I am developing the following application:
An nRF52840 bluetooth module connected to a sensor does data acquisition and then sends it directly to an nRF52840...
Hi,
I am trying to use SPIM3 to drive LCD(ili9486), but I have encountered some problems, hoping to give me a solution.
I have 2 questions:
1. spi_config.dcx_pin
How...
Hello, we have run the power profiler on two different example projects, and want to understand the difference between the two.
When we run the blinky project
nRF5_SDK_16...
I am buys setting up a project on the NRF52 that needs to use the TWI. Usually I would read byte for byte, and if one of the registers has enough data to justify it, I would...
I tested sdk16.0 with secure uart debug example, that DFU needs to enter bootloader twice(press button4 and reset twice), first time to update setting file, second time to...
