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 all i want to do a task that is control another LED using ble_app_blinky. In the ble_app_blinky project a characteristic is used to control an onboad LED. I have connected...
After 3 days of debugging and hours on the forums trying out various things, I just wanted to post a mini quick start guide to getting low power working. Turns out that all...
Hi Guys，
I want to implement a Vendor-defined USB HID device, But encountered the following problems:
1.When the PC sends data via USB HID , the slave(52840) cannot enter...
Since SDK15.3.0 the DFU example code has changed to require signed DFU commands.The DFU that we used is base very closely on the Nordic example. In our update process we have...
Hi,
I am facing an issue with the RSSI value when my device is in connected mode.
First, in ble_evt_handler(),
in the BLE_GAP_EVT_CONNECTED case, I place the following...
Hi I am using NCS version 1.5.0 and DK version 1.0.0
If I want to build any application using nrf9160dk_nrf9160 Im getting the following error.
Traceback (most recent...
Hello, We are about to release a Firmware update for our vibration sensors and we are now testing the consumption of the new firmware. Our sensor is a nRF51822 + Accelerometer...
I'm building a BLE Peripheral device using Arduino and Adafruit's nRF8001 BLE module. I can find and connect to the BLE Peripheral using any number of iOS BLE discovery apps...
I'm using Windows 10 64 bit version. I've Nordic SDK example usbd_ble_uart_pca10056_s140 loaded onto my Embedded Studio. I compiled the code and loaded into the DK. I have...
Hello,
I try to add the pc-ble driver from Nordic to my Qt application, but my application crashes all the time without a specific error. So I need some help with the implementation...
I am running a GATT server on nRF52 and I am saving the CCCD state after bonding but does Android/iOS as a client also save the state? I only looked at the Android API side...
Hi,
I have two questions:
1) I'm making a custom board for a hobby project! Are there any limitations to running a SPI driver with a voltage high of 1.8V? It seems that...
