Hello,
I established a connection between my central and peripheral module. Now i want to write characteristic value on peripheral. I tried with sd_ble_gattc_write function...
I am using the NRF24l01 for my products and looking to buy in bulk(100-1000). Now I know where to buy the just the IC but antenna design is a hard point to break right now...
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...
The computer and the 52832 are connected through a serial port. I want to send 2Kb data to my computer. But my computer can only receive 256b data. What should I do?
Hello,
I'm currently using the light switch proxy example with 3 server proxy, 1 client proxy and 1 provisionner.
The example is currently working but I don't understand...
Hi,
I have a question regarding the width of the RF traces on the NRF24L01+. From the gerbers I notice the width is approximately 0.5mm and the separation to the closest...
Hi every one.
I have issue that: our board production have NRF24L01+ IC not good, so we need replace them by new IC.
But we dont have enough NRF24L01+ IC, we have NRF24L01...
Hi Guys,
I'm using nRF52832 DK and trying to read analog values from the NTC thermistor.i'm using SAADC example.
i have used to this circuit to connect nRF52 with NTC...
After going through the SDK i came across the ST7735 LCD screen example.
On the SDK Page it says example uses the ILI9341 controller, But we can also configure it to use...
Hi,
I'm using nrf52832 and sdk14.2 and need to handle hardfaults in my code. From what I've found on the forums and infocenter, I need to modify the "void HardFault_process...
For some reason the ble_app_hrs example from SDK 15 disconnects after around 30-40 seconds (every time) and shows this error in the RTT logger: " 0> <info> app: Disconnected...
We're using systemoff=1 to turn our system off, but the command doesn't work after programming, i.e. device immediately turns back on with 16 MHz RC osc running, and current...
sometimes it discovery service no matter ,sometimes it stuck when call sd_ble_gattc_primary_services_discover and no callback event 。 why it is ？ is a bug ?
HI,
Under nRF5_SDK_12.2.0_f012efa, with s132_nrf52_3.0.0_softdevice, run on system on low power mode.
I define an app_timer,below is my parameter
APP_TIMER_DEF(m_second_id...
Dear Nordic community
(SDK v14.2, nRF52832)
I have a real-time application where I am sending 6 packet of 20 byte Notification per connection interval. And there is not...
Hi,
When debugging with sdk_15.0.0 ble_app_butonless_dfu project(application project) + secure bootloader project(bootloader project),it will cost about 2~3 minutes for...
Hi,
I am trying to modify the multilink central example to send string to other board.
In the main.c I inserted the uart_init(), uart_event_handle() methods
I added...
Hi everybody,
I'm developing an product with :
NRF52840, V0.9.0, SDK15
In the DK I connected LIS3DH (accelerometer by TWI)
all works.I configuration of HZ and temperature...
