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...
Hi,
I am using the nrf52832 dk for my project.
I am using the RX characteristic of the NUS example to send data from the phone to the dk.
In the same code i am also...
I tried to build the "nRF5_SDK_15.1.0_a8c0c4d\examples\crypto\nrf_crypto\aes\aes_all_cli\pca10056\blank" source code but I got the following error,
.\_build\nrf52840_xxaa...
Hello,
While i am trying to find the definition of SER_REQ_ENC_BEGIN(SD_BLE_GAP_ADV_START); it is there in the file ble_gap_app.c
When i right click on that function...
What is the difference between nrf5232, 1.8V and 3.3V power supplies? What should watch out for when replacing a 3.3V power supply with a 1.8V power supply?
Hi,
I'm developing a central application and I want my central to read the device name characteristic from 3rd-party peripherals. I do not know the length of the data in...
Hi,
I've been trying to develop a custom service for a Bluetooth application. This custom service (called ble_dts - Data Transfer Service) has two characteristics - Spectrum...
Daer sir or madam
I am the personal software engineer and want to check and receive the best answer about my question. If I use BLE to connect the both smartphone and device...
My hardware only has one spi slave and one spi master. So can I just set the spi slave miso pin as output in spis_init function? If can not, can I set the pull down resistor...
Hello, I am trying the nRF9160 DK for the first time and when I try to connect my DK to my laptop and select my device in the nRF Connect Programmer it shows the error highlighted...
Hello, I am trying the nRF9160 DK for the first time and when I try to connect my DK to my laptop and select my device in the nRF Connect Programmer it shows the error highlighted...
Hi all,
Because of my customer special requirement ,I need two or three USB in my project .
But 52840 has one USB.Can I extend 52840 USB interface with a USB HUB?
With SDK V14.2, I was able to specify internal flash address argument into nrf_bootloader_app_start(uint32_t start_addr) and was able to boot into the address. With SDK V15...
Hello, I have a problem when trying to compile the light server exemple for the mesh.
I use Segger Embbeded Studio 4.16 (even though i tried the 4.15), mesh sdk 3.0 and...