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 have worked with the nRF51822 and the nRF51 DK and used the pc-ble-driver on the nRF52840 dongle. Now all I am interested in the BTLE development, not mesh. I found out...
Hi
I did some experiments with the GATT capabilities of the S140 7.2.0 softdevice. An experiment that I did showed a behavior that is not as I would expect it.
Steps to...
hi professor,
I use the zephyr spi driver to control spi nand flash.I want to send two bytes and read 3 bytes. But between write and read time sequence there are 10us delay...
I'm testing nRF Mesh on nRF52840 chip, I used P1.10 for LNA pin and P1.13 for PA pin, I tried to config but it not worked. how to fix it?
static mesh_pa_lna_gpiote_params_t...
Dear support team
Please note my sample application code attached, and the trace of the I2C transmission
I am facing the issue that the twi driver does not write more...
Now I am using nRF52840 I want to get data from a sensor via SPI. I configured the SPI pins like this P0.11 -> SPI_CS P0.12 -> SPI_MOSI
Actually, I couldn't get any data...
Hi Nordic-Support,
I am trying to figure out how the boards in ncs/nrf (e.g. thingy91_nrf9160) are made available for applications. I cannot see how they are added to the...
Hello,
I would like to take a photo and send it via Zigbee to another on nRF52840. Just a single image that is around 600x480 sizes. What interfaces can I use for that purpose...
hi,
i am including spi in ble_uart program .i am getting error "'NRF_DRV_SPI_INSTANCE_0' undeclared here (not in a function); did you mean 'NRF_DRV_SPI_INSTANCE_'?".
Hello,
I have joined a team that is already in development of firmware for their nRF52840 based product. The team has a Git repository that includes the SDK which I have...
I am using nrf52 and there is a sensor connected to it. I want to read the values from the sensor and sometimes this is changing fast like 1-10 ms. The idea is to connect...
Hi, i got this following error. Kindly help me in solving this.
C:/Program Files/SEGGER/SEGGER Embedded Studio for ARM 5.40c/gcc/arm-none-eabi/bin/ld: cannot find ../.....
