Hi,my friend,
Now,I use nrf905.Situation is as follows:
I use the NRF PCB circuit of data manual.Nrf905 work, often loss of data.
1.The Product host is to use the stick...
Hi,
I want to use the Blend Micro with more security. I want use a passkey for the Bluetooth connection. For example through the iOS Device.
Is it possible? Static passkey...
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...
I am using a STlink to flash a nrf51822 module , and i am using Keil to do that, i flashed the module but when i am scanning it to find it in my mobile i cant find it, i doesn...
Hi ,
Does the Application update depend on bootloader version? . I changed the boot loader but application remains same on my device , hence the device is not booting up...
I have an application with three other tasks beside the sdh task. I'm trying to integrate softdevice to my existing freertos application, but soon after the task scheduler...
Hi,
What would be the procedure for updating the firmware of device through another host micro controller UART? (Not with PC tools like nrf go studio, nrf connect, nrf jprog...
Sir,
I have a MDBT50Q-UFL evaluation board. I am using Keil uVision 5 and flashing is done through ST-Link. I downloaded the example files from http://developer.nordicsemi...
Hi,
I have Ublox EVK-NINA-B3 on table, which has totally different pin layout than NRF52 DK (not sure why): https://www.u-blox.com/sites/default/files/EVK-NINA-B3_UserGuide_...
Hello everyone! I am a beginner and I need help in understanding advertising data. I am migrationg from SDK 13 to SDK 15.2. In SDK 13, the advertising data with manufacturer...
Dear Engineer,
work on sdk15.2, pca10040 eavl board. one as central run this code
\nRF5_SDK_15.2.0_9412b96\nRF5_SDK_15.2.0_9412b96\examples\ble_central\ble_app_multilink_central...
I am starter developer of nRF51822 custom board.
in this board 16 mhz crystal is connected externally with XC1 and XC2 pins(37 & 38)
nRF5_SDK_12.1.0_0d23e2a rar file is...
Hello everyone,
I know that there are many similiar questions on the DevZone but i am not able to get it work and i dont uderstand it yet.
For example: https://devzone...
(Mesh_v2.11, SDK_15.0.0, NRF52832)
Hello,
I wonder if a device can relay DFU packets even though mesh_relay is disabled by nrf_mesh_opt_set(NRF_MESH_OPT_NET_RELAY_ENABLE...
I am trying to set up the nrf52840 dongle on IAR using an I-jet for debugging. I have iar version 8.32.1. I am using example project ble_app_blinky from the ble_peripheral...
Hi I met a problem during programming a combo of HID on nrf52. I have set combo HID that have keyboard and multi touch. after pairing my smartphone(galaxy note 8), keyboard...
Dear Colleagues,
I'd appreciate your advice on the selecting external or internal pullup or pulldown design for a wake up button which would cause minimal increase in current...
Hi.
I'm trying to make a bluetooth based sip/puff controller for disabled people. The main use case will be to enable people that can't use their hands, but move their head...
