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...
Are there any pins that I can NOT use for SPI on the nRF51822? I'm not seeing any notes in the latest documentation but would like to make extra sure before I spin a board...
Hi there,
Using mbed i have currently programmed an nRF51 DK to transmit data through a custom service with 6 read only characteristics. Is there a simple way i can alter...
Hello.
I cannot get my head around app_timers. After reading the docs, examples and answers on the devzone I'm still unable to get it running. The timeout callback isn...
I am trying to add SPI to the ble_uart_example on my nRF51-DK but when I try to debug my code debugging just stops (All "step one line" etc. buttons grayed out) at this line...
Hello
I'm using the nRF51 DK and I have a UART over BLE link set up between the board and a phone with the nRF UART app. I'm trying to get the board to execute a particular...
Hi,
I'm using nRF51 Development Kit to program the beacons. I've connected the beacon just like it's described in the last update of this thread using the 10-pin adapter...
Hi,
I just noticed that the nrf51822 doesn't have an eeprom and I already had the pcbs done. Can I use the NVMC to write USER data on the CODE (is it flash memory are?...
I am trying to do over-the-air (OTA) device firmware update (DFU) on a device with bootloader same to the "dfu_dual_bank_ble_s110" example in the latest nRF51 SDK . On the...
Hello there guys i been reading your 100 pg PDF for awhile now and im yet to understand or realize how is it that i add/place/create a payload or data to send/Tx via Master...
We are using Gazell to stream data at <=6mS intervals for very low latency wireless gaming peripherals. We'd like to have many of these peripherals devices (more than 24)...
Hello
I'm trying to get a SPI master onto my S210 programmed nRF51422. I'm using uVision 5 and have all the nordic packs installed and built off of the ant broadcast tx...
main.c
I am trying to talk to this sensor: www.meas-spec.com/.../MS5803-05BA.aspx via SPI... it quite seems to work as I get expected responses to commands but as the title...
Do the Nordic Boards offer some sort of config region where settings like the Bluetooth address are stored? I would like to change these settings without having to recompile...
I am trying to set up a GZLL star network on the 51822. I understand that a single GZLL host can support up to eight devices but whenever my host attempts to communicate with...
