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 use many SEGGER_RTT_WriteString and SEGGER_RTT_printf sprinkled throughout my code which was very helpful for debugging and monitoring, however, we're getting close to releasing...
I have attempted to update the firmware on the Nordic Thingy:91 via usb connection to my laptop running CentOS 8, however, finding great difficulty updating the firmware through...
My stm32 (as a master) uses SPI to communicate with nrf52840 (as a slave) When my nrf52840 wants to send data to stm32, it will pull a GPIO to let stm32 generate a GPIO interrupt...
I am using a BL632 DK from Laird, trying to erase the onboard 52832 device. I can connect to the target, but it fails when try erase all.
Results from connect target:
...
Hello,
I am trying to adapt the new Mesh Sensor Model examples in v4.2.0 of the SDK for Mesh to allow sending >1 byte sensor data over the mesh network. I have two nRF52840DK...
Hi
I am using nrf52832-PAC10040, SDK : RF5_SDK_17.0.2 .
USE CASE:I need to make connection between HID keyboard with Central(ble_app_uart_c) . And send/receive data...
I got a nrf52832 custom board to communicate with LIS2DH12 accelerometer by I2C(TWI).
I edited part of the code from "twi_sensor" project in NRF5_SDK version 17.0.
I tried...
Hello,
I have an external flash w25q32 spi nor flash. I tried to communicate with my flash using spi_nor driver code in zephery however it didn't detect the external flash...
I use nRF Connect BLE for Desktop (v.3.6.1) to emulate an app I currently develop.
Using the adveritisement dialog I specify "Complete local name", "UUID 16 bit complete...
I'm not having an actual runtime problem; I'm just trying to wrap my head around the nrf_ble_gatt library module. The purpose appears to be to negotiate a couple of options...
Hello,
We are currently evaluating the nRF52840 with Thread technology with the Raspberry Pi as the border router to the internet. I wanted to know if there is any mobile...
I am working on zigbee network.
ZB_DEFAULT_PERMIT_JOINING_DURATION = 0xFF, this macro is defined in "zb_config_common.h" which indicates that network joining window won...
Hi there,
I am wondering what is the clock frequency for the application core by default. 64Mhz or 128 Mhz? and is it possible to fix it for example at 64Mz?
Thanks!
Hello,
I saw that there are already subjects but I can't find the information I'm looking for, I would like to put an external antenna at the Thingy because the connection...
