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...
Hi, I would like to handle in the twi_event_handler the case when the p_event->type == NRF_DRV_TWI_EVT_EVT_DATA_NACK differently and not treat it as an internal error.
...
I'm trying to use separate antplus network key, but I still can receive messages from devices that are configured with another key. Device A was using network key 0,0,0,0...
We are using nRF51822 for our products.
We want to know the min value of "Receiver sensitivity" when we use this chip for BLE.
The Datasheet says "Receiver sensitivity...
Hello,
I have designed m custom PCB and i have verfiy my antenna maching network with the spectrum analyser its is perfect matching but the real problem is when i measure...
Hi,
I'm using the Master Emulator DLL to build a VB, everything seems go fine. However I found that if there's a device discovered but fail to connect by some result (eg...
Latest ble-driver-win version is 0.5.0 and supports SDK up to version 8.1.0.
s130 v2.0 needs SDK v11.0.0 (API changed).
So should I understand that ble-driver-win cannot...
In the datasheet it is mentioned that the tx current is 10mA without DCDC. In our board, we are seeing a Tx peak current of 13.5mA. So my question is the does that quoted...
Hi everybody,
I have some troble getting the record_url sample running in my own gcc based build environment. The function calls to the nfc library always return ok, but...
Hi,
the nrf52-DK is using an molex connector to connect the Flex-PCB NFC Antenna. Due to some mechanical issues in our product we have to make the wires longer. It looks...
We are using nRF51822 module and S110 soft device.
I don't know the default value of below parameters.
・connSupervisionTimeout
・connSlaveLatency
・conSupervisionTimeout...
Hi..
i am using softdevice 132 and android MCP.
i want to create .zip file for application, but it shows error like below..
C:\Program Files (x86)\Nordic Semiconductor...
Hi all,
I am facing a weird issue trying to achieve DFU over the air with the dual-blank DFU.
I had integrated DFU with my application(Background story here .) The application...
Hi
I have problem enabling gzll on my nRF51. Error diagnoses shows NRF_GZLL_ERROR_CODE_INTERNAL_ASSERT_OCCURRED (#15), every time I try to call nrf_gzll_enable();
Here is...
I've looked at the reference manual and the several forum questions asking the same question and do not understand the answers as they all seem to point to the same docs/original...
HI All,
We are using NRF52, S132 Softdevice , SDK 11.0.0.
In SPI DMA transfer, when we try to increase size of the m_tx_data greater than 254 bytes, it failed. It is working...
