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 am using S130 softdevice version.
Basically, I am using NUS Service and make a my own NUS central service as NUS_C.
It is correctly work at normal state.
When...
Hi All,
Please Reviwe for a attached circuit file(Chip ANT of nRF51822.pdf).
I also attach a datasheet of chip antenna applied for that circuit(SDBTPTR3015 Data Sheet...
Hej
Im trying to mount two littlefs filesystems. One on externl flash and one on the nvs.
Up until now I have been using littlefs on my external flash without any...
HI.
I am trying to implement the mass storage example (zephyr/samples/subsys/usb/mass in the 2.2.99 SDK) on the nRF52840 dongle for windows 10 but using an internal RAM...
Dear support team,
Currently, I create a custom board using nRF52833-CJAA SoC, but I not found nRF52833-CJAA package in nRF Connect SDK v2.7.0.
Could you please help me...
I'd like to make my product appear as a USB drive when plugged into a computer. I want to save sensor readings to CSV file, and allow users to read/copy them.
I found the...
I am currently working on encrypting "Provisioning public key PDU" with a public key of end node that was received out of band the by provisioner before transmitting it to...
Hi, all:
I use 9160DK to test GPS standalone mode as follow steps with AT command example：
Approach 1:
1、set ”AT+CFUN=0“ to power off mode;
2、set " AT%XSYSTEMMODE...
Hello,
I am using three nrf52840 DKs to test sending gatt notify data. They are one peripheral and two central.
When they each have only one Gatt Customer Service, peripheral...
Hello,
I'm facing a problem in pc-ble-driver-py. I adjusted the uuid_count, but the code still fails at the service discovery line:
ble_adapter.service_discovery(new_conn...
I try to use st25r3911 and try to achieve low power consumption.
The code configures interrupts: gpio_pin_interrupt_configure_dt ( & irq_gpio , GPIO_INT_EDGE_TO_ACTIVE ...
Hello,
I work with the Zigbee Light Switch exemple from SDK 2.7.0
After association, the device never use the Poll data as for end_device role. But, it sends continuously...
We have created Thread Network include Leader, router and end devicewitch nRF SDK v2.5.0 on nRF 52840
We found the Thread connect will offline after 15 minute and not reconnect...
This is a higher-level question because I'm having difficulty finding concise and clear practices for this sort of thing. I don't want to go implementing something subpar...
Hi folks,
I'm making an application which needs to transmit a few kB of config data (for a configuration utility), and I was hoping to do it via UART.
To that end, I loaded...
I am working on specialized PCB's for my job, and we are trying to capture modem traces for our devices. Via JTag, I have serial access to pins P0.05 (TX) and P0.06 (RX) of...
Hi All
I m developing a project in nref9160, in GNSS part, I need to use PGPS, but can I control the checking in nrfCloud? sometimes it go to download PGPS and make GPS...
