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 all,
I'm working on mbed os and I cannot use the softdevice_ble_evt_handler_set and SOFTDEVICE_HANDLER_INIT . Every time I build it, I get:
undefined reference to ...
Hi ,
I am using S120 ble_app_multilink_central example. I have configured UART0 in interrupt mode. I send some command and expect some response. It work very well in starting...
Our product is based on nrf51422_CEAA chip with softdevice S110, SDK 8.0.0, dual bank ble bootloader DFU.
We have modified the dfu bootloader example from SDK 8.0.0 to...
I read a document, "Setting up production test using DTM", "nAN-034 Application Note v1.0".
And, Figure 3 shows how to setup test environment.
But, I cannot find which S...
DCDC_testing.zip
Hi,
I am in the process of reducing power consumption in micro esb mode. I use the following code, just for testing. The following code consumes 18mA unlike...
It is possible to load a new firmware in a NRF51822 PCBA using the Nordic Development Kit NRF51DK?
Do I need a special connector?
This is the beacon Module I pretend...
Hello,
I have a board with an RFDuino on it which uses a Nordic nRF51822 internally. We are seeing a few of them auto-brick when the input voltage dips too low.
My first...
I have a question about the usage of Flash Data Storage, chunks and parsing of the data retrieved from FDS.
How, when and why are you supposed to use "chunks" when setting...
Hello,
I would like to implement an interface with an external SPI ADC using the nRF52832.
The ADC has a RDY (ready) signal that goes low every time a new sample is ready...
Hello,
I have simple custom PCB with nRF51822.
I am trying to make it advertise like a beacon, by program it with ble_app_beacon example from nRF5_SDK examples.
I have...
I'm playing around with the experimental ble hrs with NFC pairing example, and I cannot seem to get it to work with my Android 6.0.1 Moto X Pure. I tap the phone to the NFC...
I have been trying for a long time to implement ble_uart_app with static passkey on SDK 11 s130 on nRF51-dk.
There are a couple of threads on this feature.
devzone.nordicsemi...
I am using ble_app_uart SDK_11 s130 on nRF51-dk.
I want the received characters to be buffered into a string until a new line character is received. The relevant code for...
Hi,
I am trying to attempt the RTT tutorial and I am not able to complete the first task.
I have included the SEGGER_RTT.h deader file, copied RTT and Syscalls folders...
Hi, In my project I need to read a characteristic value, I'm using nRF51822, nRF5_SDK_11.0.0_89a8197 and s130_nrf51_2.0.0_softdevice while I reading it takes around 700ms...
