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...
Hello,
I've using mynewt to develop an application using the nRF52 DK (PCA10040 1.2.1, IC marking: N52832 QFAAB0 1701FH). I've been using their basic hello world application...
Hi,
I would like to update advertising packet, but every time I get error NRF_ERROR_INVALID_STATE in function sd_ble_gap_adv_set_configure(). I set all parameters properly...
Hi,
I am connecting the nRF52832 UART (on my nRF52 DK) to an external device, which by default uses 9600 baud rate (but can be reconfigured differently).
In the case...
I have a board populated with the nRF51822 and associated components for the application.
I am able to flash the device successfully and successfully verify the flash. ...
I want to send data from the device to the server in some way.
We plan to connect the device and Android via Bluetooth and connect to the network using Android's 4G line...
Hi
We measured the SPIS waveform and found some issue on tspis, vso.
In nRF52832 v1.4 page 303, the max value of tspis, vso is 19ns but we measured it is around 39ns~49ns...
Hi everyone,
First of all ,Thanks for being such a supportive forum, I ask a lot of questions(I am a beginner to nordic and BLE)
I am using the example given in the sdk...
I am using nRF52832 IC with SDK v15.
I want to sample some data with 3200Hz sampling rate from SPI interface. There is an accelerometer connected via SPI interface. I...
We use nRF52832-QFAA-B0 and we found that PAN16 issue is still present, at least in some corner cases.
It happens when we put the chip in low-power mode with WFI ; at wakeup...
Can anyone help me?
Each service is working standalone.
There are two cases:
1.the BLE can't connect auto by iphone.
2.firmware can't receive notify...
I am hoping there is a Wiegand protocol file i can import into the project so i dont have to write it. Is there a function that has already been done i can import into my...
Hi Everyone
I was trying to get the BLE Uart working with the nrf52840.
Everything works fine, all files are compiling and running, but when i debug the code using segger...
Hi,
I use the peripheral ble_app_uart with nRF52832 (Murata module). The nRF52832 is connected to another MCU, STM32L476, via UART.
P0.5 - RTS
P0.6 - TX
P0.7 - CTS...
Hi.
I am developing a FW for nrf52832 and am using the nrf51 dongle as a testing tool using nrfconnect.
However, this is not working good because the dongle misses notification...
i need use flashwrite in my code, but i found sometims when i write data in flash, the BLE connecting sometimes is borken, i used this funciton flash_word_write(uint32_t ...
