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've built a small BLE-device based on the nrf8001.
With my Iphone I can discover this device and I am able to connect to it and listen to notifications of the...
Our pcb is used for gps location data. We have a nrf24L01 nordic chip as the micro process or between the gps module and wireless module (2G). Our engineer needs to capture...
Hey folks,
I'm trying to modify the SPI Master loop back example into a 4 line SPI Master_Slave program. Whenever I change the Tx_Buffer_lenght from 10 to lsome other numbers...
Hi,
I found that runing a piece of code costs 490.21 us when OpenThread is disabled.
However, after OpenThread is enabled, the time changed to 746.3 us as shown in the...
In SDK17.1.0, there is an example called libuarte. Here the example uses UARTE0 to send and receive serial port data, and he is defined as follows.
NRF_LIBUARTE_ASYNC_DEFINE...
I was working in asset_tracker_v2 for AZURE_IOT_HUB. All was working well. I copied some code from another file and suddenly the errors started appearing as shown in image...
I'm using PWM library example using nrf52840 with SDK17.0.2 to run stepper motor, I need to run the motor based on duty cycle so how i able to run based on duty cycle for...
Hi. Can the nrf52840 prevent running code from RAM ? in general ? I know there are bits of code in the nrf sdk that transform byte codes into a function (so it's in ram) and...
I am enabling bonding, but the nRF Connect application and it does not show the peripheral ( nRF52833 ) device is being bonded. Is there any other thing I am missing ?
SDK...
Hi,
Still have no answer for this problem, so I repeat again.
I have got the reply that the bootloader do not impact the application, so please check these videos.
VIDEO...
Hi guys,
When testing the MQTT connection on ncs 1.9.1, modem V1.3.1, when calling lte_lc_nw_reg_status_get to query the LTE signal status, the debugging found that there...
i have built and run "light switch " example given in nrf5340 sdk, i m using nrf5340dk to upload this example code, searched online , but unfortunately not getting any clue...
Hello,
In my project i am using stepper motor with nrf52840 and here i want to run my stepper motor for particular amount of time like i want to expel a particular amount...
I need a HCI controller only build for nRF52840, test on zephyr.
1) Build and flash for controller.
cd ~ /zephyrproject/zephyr/samples/bluetooth/hci_uart
mkdir build...
Hi,
The product we are developing needs to support extern Flash-based FOTA, so I downloaded the ble_extFlash sample from the following link for reference:
https://github...
PCA10121 schematic diagram U1 nRF5340 MCU is responsible for LE Audio, U11 nRF5340 interface MCU is responsible for programmer/debugger. Can you provide related software development...
