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...
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...
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
I am beginner, I have a question , is necessary to put both crystal in circuit configuration?,
in my application i am using nrf_calendar example like a watch, may be...
Hello, I'm trying to set up the DFU over the air mesh. Using the mesh SDK 5 and nRF SDK 7.1.0.
Using the DFU example from nrf sdk17.1.0, I successfully ran it.
When I...
We have a device that works correctly on iOS, Android, mac, but disconnects on some Windows machines. We use nRF5 SDK 17.1.0 and s132 7.2.0. The disconnect occurs after the...
Hello,
SDK17.2, keil5,nRF21540-DK
my project use i2c and spi, but got error:
Error: L6200E: Symbol SPIM0_SPIS0_TWIM0_TWIS0_SPI0_TWI0_IRQHandler multiply defined (by...
Hi,
I have a custom board with nRF52840/SDK 16/Softdevice 7.3.0 using Secure Dfu Bootloader. On my Android device I use Nordic Dfu Library. I have tried all available Dfu...
Hello,
SDK17.2, Keil5, nRF21540-DK,
when change DCCH to 3.3V as above codes in main first,
(1). the uart will can not work ,
(2). change pin to high voltage as follow...
I get some message from Nordic.I want to give my IQ sample to MQTT.i see that they give me information about a API of MQTT.
But i can't use it,can you give me the more information...
Hello,
I'm trying to move from nRF5 SDK with nRF52840 to NCS with nRF5340 and experiencing a lot of problems replacing the nrf driver functions with nrfx.
Thanks to...
Hello !
What extra field need to be included ti MAXLEN calculation in case of Ieee802154_250Kbit radio ?
CRC , len ? I try to limit total amount of received bytes but...
I have an applications that was using NCS 1.7.1 in its west manifest. I am going through the process of upgrading to 1.9.1
My application using zero latency IRQs and sets...
Hi,
I have nrf52832 dK and know how to configure them in code.
I have studied BLE supports the LE 1M phy and LE 2M phys from BLE core specifications.
I know about the...
Hello,
I need to use Port 1 pin 8 as an interrupt pin:
This results in the error NRF_ERROR_INVALID_STATE, when nrf_drv_gpiote_in_init() is called. Everything works fine...
Hi devzone, I've had UART communication problems between nRF52 and a BG96 modem for a long time.
today I added a pull down resistance on the rx of the nRF52 and it works...
Hello I'm trying to get the lower consumption with this EvK in power off mode. I was expecting around 0.5uA but the minimum I get is 1.8uA ~ 2uA.
The measure has been done...
Dear All
I tried to connect to an apple device, it is successful but soon after that, it is disconnected with reason code 0x13 - terminated by remote user, I tried to change...
