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 was trying to integrate a more simple version of the buttonless dfu example on my application. My first step was to get rid of the peer_manager and also the flash...
What is the use of of PCA10040 chip in NRF52 Development Kit(NRF52832 chipset). ?
Do I need a programmer to program NRF523832 in the DK, Can I just program it through USB...
Hello,
I asked a question after this old one : old one and I read other posts on the subject.
I wonder whether explained constraints may have changed or not since I am...
Hello,
I'am trying to do directed advertisement with NRF51822 (Smart Beacon Kit pca20006). I don't have any previous connection with peer, its address is hard-coded. The...
Hello:
I am writing a BLE profile involving several characteristics. One of the characteristics is an operation code (read/write) tunnel.
Each time a BLE central device...
This situation occured just in Android phone,iphone have not meet this situation.
A detailed description as follows:
After DFU used Android phone,connect again,notify...
Hi, I want to send data from arduino to nrf51dk which will then use uart service to send the data over bluetooth.
I want to use SPI communication between the two microcontrollers...
I have read these the following posts:
devzone.nordicsemi.com/.../
devzone.nordicsemi.com/.../
But, most of the answers are quite old. I am wondering if the solution...
I've seen several similar questions -- none of which were concerned with the bootloader project.
I believe the linker is looking for sections called .noinit and .bootloaderSettings...
This is slightly off topic (I also posted this in the mbed forums), but I hope maybe someone here would also know.
My goal is to use the newly secure boot loader that was...
I have Inited the pstorage
err_code = pstorage_init();
APP_ERROR_CHECK(err_code);
Here PSTORAGE_NUM_OF_PAGES=2(1page for bonding ,1page for my application use )...
hi,
I am working with nrf51822 development board using Softdevice(s130) and sdk 11.0.0.I implemented whitelisting in ble_app_uart code but it's not working correctly.Once...
I'm using the example bootloader from SDK 12.1.0 with gcc, nRF51822, S130. I flash the SD, bootloader and my application in that order like this:
flash: all
$(NRFPROJ...
