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...
Hi. I have two nrf51 dongles that communicate with each other. When I set the transmission power to -30 dB, the range is almost like 15cm, but whe I set it to -20 dB, it has...
nrfutil version 1.5.5
On Linux Mint (Ubuntu like)
in folder nRF5_SDK_12.1.0_0d23e2a/examples/dfu/bootloader_secure/pca10040/armgcc
make
nrfutil pkg generate -...
So I'm trying to upload the application over BLE.
Load the S110 w/ nRFgo Studio.
Load the DFU w/ Keil.
Build the ble_app_hrs example project in s110_with_dfu configuration...
Hello everyone,
I am currently using a nRF52832. I've been trying to use the low power mode with little success. I have been seeing a current draw of about 3.5mA. I would...
I am using an NRF52 dev board to develops a device that connects to an Android and IOS device.
I am unclear on where pairing comes into play with relation to connecting...
Hi in my project I am using nRF5_SDK_11.0.0-2.alpha SDK, s132_nrf52_2.0.0-7.alpha_softdevice. and nrf52 DK board(PC10040).
My issue is, when I run the ble_app_uart example...
Since PStorage has been removed and replaced by FStorage on SDK12, why is PStorage still listed as Experimental in the Documentation? It would appear that if you are removing...
Hello,
I am aware that according to IEEE standards RSSI value that chips return is not officially related to mW/dBm. However the values returned by your chips seem to be...
Hello,
I am trying to use timer with Bluetooth application . I want to provide precise time stamping using timer for each bluetooth event. But program execution stucks...
Hi,
I'm using nRF5 SDK V11、s130_nrf51_2.0.0_softdevice. My application has added the DFU service . I download application,softdevice and bootloader to nRF51822 AC, the...
i m using pca10028 with gcc tool chain setup in windows...now i m using sdk 8 and work inside ble_uart code...i was add rtc1 inside that code sucsessfully but now.. when device...
Hello,
I am currently testing the nRF51 series as a possible upgrade to our products that use the 24L01P. For testing I have the nRF51 dev board setup as the PRX and a...
I'm using SDK 11 on my nrf51 chip. I'm trying to output a 120hz pwm but it doesn't seem to be producing at 120hz. I have a 120hz signal i'm trying to match and it blows pass...
Dear Wang,
I am unable find any documentation and board Initialisation code on how to change PIO from analog to digital output. but can't seem to locate the setting.
...
