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...
Hello, I am using NRF52840, I tried to use Jtrce for debugging but the results are unreliable due to design of the nRF52 target device in regards to the trace clock speed...
Project context: -------------------- Server BLE for home trainer diy Target (Bluetooth server) : Bluefruit nRF52 The feather Library : BluefruitBLE Client : nRF Connect ...
Hello,
I am in the process of writing a custom application for a custom board for the nRF5340, but have run into some odd behavior with SES when I started changing around...
Hi,
SDK 17.0.2
I notice a startup current sequence (shown below) which is consuming around 8.3 uJ. I would like to know what operation on startup is causing this surge...
I've added:
zephyr_code_relocate(src/main.c SRAM)
and
CONFIG_CODE_DATA_RELOCATION=y
However, this only relocates by main to RAM. Vectors, kernel, etc, are still going...
Using 52840, I would like to drive an ADC chip - and it needs to get 800KHz. sampling speed (800/16=50KHz) should be accurate
* a timer isn't an option - not accurate enough...
Hello,
I have a Thingy91 which was previously successfuly paired to nrf cloud. I deleted the device from nrf cloud and provisioned new certificates from nrf cloud (and uploaded...
I am trying to set up a peripheral connection between an nRF-52840 and an iPhone via my team's iOS app. The board connects normally via the Nordic Connect app and shows the...
I have configured the server with max mtu size of 512 and changed the start location of the app to allow for a larger SoftDevice. I have done this both for an mtu of 512 and...
In one of my projects, UART interface is used for the communication of external sensors. During the power consumption test, I found that when 9160 enters the idle state, its...
Hello,
I am having nRF 52840 SDK for which I am able to control leds of sdk using ble app blinky example through android mobile.
Mean while, in nRF mesh provisioner example...
I'm having a bit trouble here getting migrated to LPUART on a working nRF9160 <> HCI BLE on nRF52 (On the Thingy91). As far as I can tell my .conf and .overlay files are what...
Hello,
I've run into a problem, which seems at least to be similar to that described in another thread . In short, if I set up a counter with CC[n] and start it, a COMPARE...
Hi,
I would like to store important information (few MAC addresses) in flash memory at manufacturing stage. Then my program will be able to read these information thanks...
Hi ,
My environment:
nrf5340 DK board
nrf connect SDK v1.5.0
segger Studio IDE
I would like to establish communication from application core to network core...
