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...
I want to sense bluetooth from any distance the radio can detect and without connecting, pairing or bonding. Simply turn led2 on while the nrf51822 senses RF and when it no...
For my application I need a lot of different timers. I dont use a soft device. Its a nRF52 Chip on board.
#define APP_TIMER_OP_QUEUE_SIZE 20
APP_TIMER_INIT(APP_TIMER_PRESCALER...
Experimental Buttonless DFU worked correctly when compiled with keil, but the same example compiled in eclipse by gcc is not switching to bootloader mode. value 0x01 is updated...
Hi There,
Are timers 3 & 4 accessible to the application when using the v3.0 S132 softstack on the NRF52?
Looking at table 4 of S132_SDS_v3.0.pdf they are not listed.
Cheers...
Hi Community, many thanks for reading!
I have built a Breadboardadapter for an ISP1302
Inside
On Breadboard
There is no Groundplane or design rules.
Yes,...
I am using a nrf8001 and the arduino aci library ported to work with my project.
I have started from hello world example.
Connecting to the device from android app, sending...
Hi there.
I am compiling the Nordic MQTT subscriber example (using TLS), and see the following error:
c:\program files (x86)\gnu tools arm embedded\5.4 2016q2\arm...
I have an example app ble_app_cscs_pca10028_s110 and when I add /../../../components/drivers_nrf/nrf_soc_nosd to User Include Directories I get an error NRF_EVT_FLASH_OPERATION_SUCCESS...
So right now i have one characteristic which is writable and it has 8 different fields within it.
If I read it with nrf connect app i get 0B-00-0C-00-0D-00-0E-00-0F-00-10...
Hi all, I'm working on SDK12.1.0, soft device s130_nrf51_2.0.1_softdevice.hex. I need to two 128 bit services for these I increased the vs_uuid_count to 2 but it not advertsing...
Hi All,
Please, I would like to know why when using bootloader on nRF51822 , the app does not start when it is being flashed with a debugger (I'm using the J-Link), however...
Nrf_dfu_settings.c used 1.7k RAM in examples\ble_peripheral\experimental_ble_app_buttonless_dfu project ?can used more less?
Nrf_dfu_settings.c -> nrf_dfu_settings_write...
tr4x_87dB_0xc7_1024_7．5ms_おかしい.psd We are using a transmission scheme where we tag each of our packets with a block number and fire them off using write without acknowledgement...
