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'm using nRF52840 and S140 based on the ble_app_hrs_rscs_relay example. I get a error code 4 when I add DFU service refer to the experimental_ble_app_buttonless_dfu...
Within a buttonless DFU application should nrf_dfu_flash or fstorage be used to erase and write to flash?
SDK 13.0.0 - Soft device s132_nrf52_4.0.2_softdevice running on...
These messages below appeared when I built bootloader_dual_bank(sdk11) in the eclipse.
'Building target: bootloader_dual_bank_s130_sdk11.elf'
'Invoking: GNU ARM Cross...
I want to have blinky orange led,
0 mean on, 0x8000 is off, right? and why??
I have no idea what's 0x8000 mean!
so if I want have orange(full-R and half-G), how can...
I'm trying to debug my UWP Central app, which interacts with our device based on nRF52/s132. What I think I'm seeing with my packet sniffer (the nRF51 sniffer, incidentally...
I have set the
advdata.include_ble_device_address = true
in advertising_init function. However, the mac address data is not shown in mobile APP.
Is it due to the fact...
I would like to include multiple p_chunks in one record. How do I do this? I've only seen examples with one chunk per record, but fds_record_t.data has a field called number_chunks...
Hi, I am considering using nRF24L01 for a project, and I wanted to use one single transmitter to send data to various receivers (more than 6).
I have found some information...
plss, help me . i can flash other examble nomarlly . But when i tried to flash ble_app_uart to nrf52832 seem previous program still works and new program not flashed yet ...
Hello,
I'd like to store a large amount of data in flash and in a chosen area. As a start, I've chosen the area starting from 0x77000 and ending at 0x78000
Iv'e written...
I have been testing out with NRF52840 and verifying the data transmission using the NRFConnect app on my mobile. I am not sure what went wrong! It's no longer advertising...
Hi!
I have a small issue with one of my current project. I've built myself a custom board using the nrf51822QFAA. And I am using an stlink (on an stm32f4 discovery) instead...
Hi,I have tried to write some characters like device name for BLE device. When I called
Code:
grantPermissionCharacter?.service.peripheral.writeValue(data1, for: grantPermissionCharacter...
The bluetooth icon in the status bar is gray, not white although I connected ble_app_hts(PCA10028) with nRF Toolbox(android app).
Doesn't android recognize connection state...
