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...
Using an nRF52832 with SDK 14.0.0, S132 SoftDevice
We are able to connect to the device with an iOS/Android phone just fine.
Upon disconnecting, a second phone is not...
Hi,
I'm trying using AES ECB encryption of peripheral drivers on development board with nRF52832 and PCA10040.
I inserted the following code before main loop of ble_app_uart...
i have a particular automotive tuning application where i have to deal with ignition and fuel injection timing (old stuff in the new e-mobility time)
here are some loose...
I'm a beginner to programming nRF devices in C, trying to graduate from Arduino (i.e. kindergarten).
I've installed Segger Embedded Studio and can compile and run SDK examples...
Hi, I have implemented a firmware that allows to bonding and connecting whit android and iOs; I have added the HID service and characteristics, if I press a button I can send...
I have 3 nordic boards each having different serial no so i need to develop a a structure with the information of the serial no and some revision number etc
and i need to...
hi everyone,i have a problem when i want to esase one block of flash memery,if i do it before ble_stack_init,it can work,but if i do it after ble_stack_init,my program will...
Hi,
We have made a custom PCB using the NRF52832 chip. While it was working fine for a couple of days, it suddenly stopped working and went to a hard fault. We are not...
hi:
i have a problem when i want to write data to flash.by the way,my program is running with no-system.
i found the program is always restared when i enabled erasing,
...
I was testing ble_app_uart with my nRF51 DK and gcc compiler on Mac OX. Everything went fine. But after blinking for about 1 minute, the light that was supposed to be blinking...
Hi,
I found my debug session keeps reset due to this error (code jump into app_error_fault_handler) when I stepped through my code. This happens at random places. I'm not...
I'm trying to get the nRF52 on the PCA10040 dev board communicating through UART without the use of the programmer built into the dev board. So I'm connecting the UART pins...
Using the ble_app_uart example, if I pass more than get a maximum of 60 characters for each call to ble_nus_string_send I get a return code of NRF_SUCCESS, but the nRF UART...
