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'm trying to use twi and spi in the same project. But it results in this error:
.\_build\nrf52832_xxaa.axf: Error: L6200E: Symbol SPIM0_SPIS0_TWIM0_TWIS0_SPI0_TWI0_IRQHandler...
according to this article to modify my code. https://devzone.nordicsemi.com/f/nordic-q-a/27185/52810-how-to-use-dfu
It could be scanned but couldn't connected.
Is...
Hi Nordic support,
I have a nRF52840-Preview-DK. When I try to connect to nRF Connect on my Mac I get the following error: "Error while probing devices: Error occured when...
Hi Guys,
I hope that you could help me with issue which can be observed in my new "nRF52 setup". I've connect LSM9DS1 sensor to NRF52 DK. The "twi_scanner" example from...
Hi all. I use a STM32F103C8T6 as a transmitter and an Arduino Uno as a receiver. I cannot receive the value I am interested in. I have changed delay durations after each send...
Hi
I am using nRF5_SDK_15.1.0_a8c0c4d\examples\ble_peripheral\ble_app_uart & merged TWI sensor as well as nRF5_SDK_15.1.0_a8c0c4d\examples\peripheral\saadc. TWI works well...
Hello
If "NRF_ERROR_RESOURCES" occurs, does the set transmission data not be transmitted? Will it be sent partway? I do not know either.
If "NRF_ERROR_RESOURCES" is returned...
Hi,
I am working on Keyboard HID example application. I am trying to 'step into' the code (debugging) to understand the working of the code. But the example ends up in app_error_fault_handler...
Hi,
I'm trying to implement scroll buttons (not the up-down buttons) using buttons provided on the development board. The scroll buttons will scroll in left-right and up...
I am using nRF5_SDK_11.0.0-2.alpha_bc3f6a0 with PCA10040 and GCC. I am working on the ble hrs with DFU example. I have modify the hrs to my custom service with a 128bit service...
Hello DevZone,
I know that the subject has already be treat but in the others posts people seems to say that the error comes from the double buffering.
But in my case...
I am using the sensors LIS2DH12 and the BMP280 in my new design, both of which work on SPI. i will be using both the nrf51822 and the nrf52832 in separate designs with same...
Hello folks,
I have a code that need variables of 267kb. It is just one part of the functionality of the total code.I'm using softdevice s132 for ble. I'm using nrf_malloc...
I have been modifying a project we have to use the s332 2.0.1 with SDK 12.1. Upfront, In the current project environment, I can't update the version of the SDK I'm using,...
Hi,
Using SDK 15, I' having the following issue:
My project works with USB and softdevice (among many other features)
1. I included the file nrfx_power_clock.c in my...
