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...
I expanded the button events based on example ble_peripheral ble_app_hrs by
and everything works fine (button press and button release events for all 4 buttons) till I...
Hi
We found abnormal current waveform when running GPS as 120s fix interval and 10s fix retry.
As below pic, the first plus is A-GPS seraching, from second plus is the...
Hi,
When I used nRF52840 dongle (connectivity_5.1.0_usb_with_s132_5.1.0.uf2 firmware) to receive peripheral device notifications, nRF52840 dongle can only receive 20 bytes...
Hi,
I'm not sure if SES support C++ compiler in nRF9160 project, I did add C++ source in CMakeList:
target_sources(app PRIVATE src/xxx.cpp)
It won't work, Does anyone...
hi,
I use the SDK16.0 ,to develop BLE touchpad on nRF52833,which is should set non-zero value for feature reports . And now,i have a problem,how to implement the FEATURE...
I made a custom board using nRF9160 and tested a very simple program.
However, it consumes high current compared to nRF9160 DK. I measured current flowing on VCC line of...
nRF52832 / SDK 14.2 / SD5.1.0
There might be two configurations to setup a PPI channel to assign some peripheral event to both timer capture & clear task:
nrf_drv_ppi_channel_assign...
Hello all,
Having a smallish problem seeing printk() output on my board. My board is an NRF9160 PCA10090 inspired board. Long story short, I can't see printk() stuff showing...
My application implements a beacon with services, and a buttonless BLE bootloader.
The application can start the bootloader in two ways.
The first method is executed locally...
Hi,
I am in the process of provisioning and configuring a 2-element light switch server node and a common light switch server. I am using the orginal exemple for the provisioner...
I'm attempting to transfer 256K bps (1 244-byte notification every ~7.5ms) using an nRF52840 using Notifications and am not getting close to the necessary bandwidth. I'm getting...
Hi,
We are developing an application requiring the DFU Service on nRF52832.
The implementation of the DFU Service without bonds works very well, but when switching to...
I've been able to connect to our server using the LTE modem sample app.
As shown below, I configure the modem, open a socket, bind the port, and send and receive a small...
As I'm working on debugging a problem where a TLS connection silently fails with no error code, it occurs to me that it would be VERY handy to have a way to connect wireshark...
