In the nrf51 series reference manual section 12.1.9 it states that there is hardware protection that prevents write instructions from being executed and that there is more...
Hello, I have established the connection between two pca10001 boards, one as central and one as peripheral using multilink_central and multilink_peripheral. I have serial...
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...
Hello everyone,
I've been working on testing PPP support in SLM 2.6.1 without cmux on my Linux host machine. However, I encountered some logs during the process: Note: For...
Hi
I have 2 BLE boards with some environment sensors on them.
I need to synchronise the 2 boards with < 1 mili second precision.
one board is configured as central,...
Environment:
I can't seem to get the one button sample to do anything... I get a steady ~1sec flash from HOST led on the npm1300, but I get nothing from pushing SHPHLD...
Hi.
I have following error:
Here is my prj.conf :
I would like to avoid using CONFIG_SHARED_INTERRUPTS.
Only GPIOTE0 is on IRQ number 11 so I couldn...
I have an EC11 rotary encoder wired to my nRF52840 and I am trying to get readings from it using the sensor API. However, I'm having issues with (seemingly) garbage data....
Hello,
We are currently implementing a custom DFU process for one of our client. They need to be able to upgrade the cores images, which are read from an SD-card. We already...
Good day. We ended up getting a bootloader based on the NRF5 using the Serial Recovery method and a non-upgradable bootloader. The update is coming from a microcontroller...
I'm working on a linux driver for nRF7002 based on the experimental linux driver: https://github.com/NordicPlayground/nrf70-linux-driver . This is being done on linux 5.13...
Is it possible to somehow set a lower charge current than 32mA for the whole charge cycle or force trickle charging for the constant current charge cycle? The issue is that...
I have a GSM application connecting to MQTT that worked previously refuse to work when I picked it up again to improve on it.
To make sure there isnt a problem in my firmware...
The following settings are required to make I2S compatible with the AK5720VT.
MCLK=12.288MHz BICK=1.536MHz LRCK=32kHz Bit length=24bit
CONFIG.RATIO >= 2 * CONFIG.SWIDTH...
Hi All,
I have recently design my version 2 of my custom board, everything seems to work on the board, the firmware is fully running but i can't see the BLE device on...
Hi,
I tried to send audio with a sampling frequency of 44100hz, up until this point I had been sending the default sampling frequency of 48000hz.
For this I change the...
Hello,
I am trying to make radio test functions work on my 52840-based board using SDK 2.5.2. After some effort I managed to create a simple test program that partially...
I want to use P0.00 and P0.01 as UART pins. I have shorted the SB3 and SB4, and opened the SB1 and SB2 for using the pin as GPIO.
If I am enabling the " CONFIG_BOOTLOADER_MCUBOOT...