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,
In our code we would like to respond to a write with a notification and then disconnect. So we first we call sd_ble_gatts_rw_authorize_reply to reply to the write,...
I'm trying to put the nRF52 into sleep by using the following code in a loop:
__WFE();
__SEV();
__WFE();
But I see current consumption at around 5mA still, and...
The Bluetooth Mesh Light Switch example shows how to work with keys for a Mesh Network.
But I have some questions about who generate the keys and what they are used for....
Greatings!
I am sending a packet with data in it from my custom board with nrf51822 to my android phone using cahnged ble_app_uart. The packet is being sent 8 times before...
I have the Thread Coap examples running on two nRF52840 dev kits (coap server + coap client). When I try to check the coap traffic with a sniffer + Wireshark, Wireshark can...
Hi! I am trying to control volume up/down, and for the future possibly a few other functions within the ID 3 tag of the HID descriptor.
I am using the ble hids mouse example...
I am working on nRF52840 Preview DK. I want to generate a square wave with accuracy of ON and OFF time = 1 microsecond using timer for driving stepper motor DRB8825.
I...
I'm experiencing the same issues as a previous poster that went unresolved: devzone.nordicsemi.com/.../
With 1 or 2 peripherals (sensors), the connection works fine. With...
I have Nordic nRF52832 mini beacon device. How can i change UUID, Major,Minor values from Android and iOS app. Is it possible to change the those values from app ? If yes...
Hello, I want to measure the impedence of PCB antenna designed for nRF52832 based board.
I have the following quires.
Is it required to isolate antenna from NRF52832...
Hi,
I'm developing a server model and a client model(Both example are modified in accordance with the example of light_switch). In the example of client, I use the API...
hello friends,
i need to control 4 LED brightness using PWM according to accelerometer values. how can i do that
i am using SDK11, nrf52832, KEIL MDK5
i going to...
