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...
Hi! For a custom board, I have my app working ok. So I wanted to add the dfu secure bootloader to my project. I Had no problem to do that, both app and bootloader start ok...
Hi
Why does making an input differential lose a bit on the nRF52. According to the data sheet, if a channel is 10 bit and using 0.6V reference and gain 1 and input is 100mV...
Hello.
I am trying to port bootloader project from SDK to SES. But I do not know how to write data to UICR.
Steps what I've done:
My nRF52832_xAA_MemoryMap.xml looks...
Hi, I was trying to test the CTS example with a PCA10040 board.
I use
Nordic's SDK 14.0
64-bit Windows 10 machine (the PCA10040 is connected to this machine...
In nRF5_SDK_14.0.0_3bcc1f7\components\libraries\usbd\app_usbd.c
if APP_USBD_CONFIG_LOG_ENABLED is put at 1, the compilation fail. It is solved by adding NRF_LOG_MODULE_REGISTER...
when i use sd_ble_gatts_hvx() send data to ble stack, after 300ms later ,i get the ble stack event BLE_EVT_TX_COPLETE , how i can reduce the time(300ms), let the data send...
how i can send data 1500byte per second，use the sd_ble_gatts_hvx(). because i send the first package use sd_ble_gatts_hvx() and 300ms later i get the BLE_EVT_TX_COMPLETE,...
After reading some older threads it seems to me that someday it must have been possible to update bootloader and application with one zip file.
Currently I'm using sd 132...
