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'm glad you can see my post.
Now, I am in a program to read and write FLASH such as the screenshot in the attachment.
Then I update with DFU service for the equipment...
Hello to everyone. I'll need to use ble things with pwm. I'm trying to play around with pwm library it's ok, but it's build only on erased chip, trying to flash it into chip...
I try use the FICR information to identifier nRF51. but found some interesting staff when i read 0x10000000 first 16 bytes by SWD memory read.
when I power on read. it return...
Hi,
I started my project from the “BLE Characteristics, a beginner's tutorial” I download this project and add it to my SDK_11.0.0_89a8197 .
Then I started to modify the...
I am using the FDS functions to save needed data to flash and retrieve it when needed. The init, writing, and reading all function correctly. However I am running into trouble...
Hi,
I'm having some issues when trying to make a HID device work with Windows 10. It says 'Connected' but then changes to 'Device Error' a few seconds later. I get 'Error...
Hi,
Im tryin to use the ble_dfu service example from SDK12, I get DFU SERVICE NOT FOUND when trying to update from Android.
Any suggestions what to look for?
I use...
Hi Is it possible to change the MTU size with the Master Control Panel?
I am making a ble device on a nrf52 with the SDK 12 (latest softdevice) which has the ability to...
Hello,
I am using the NRF52 to send sensor information over bluetooth using Nordic UART Service. Can the same service be used to send strings?
Thank you.
Hi,
I'm developing to nrf51822 mcu, using a s130 softdevice.
I'm using a BLE example code.
I get an interesting problem - when the mcu receives 2 reports (that are...
Hi,
we are thinking about using the NRF52 with the BLE SoftDevice in a security relevant application. As the SoftDevice is not available as source code, no reasonable security...
Hi all!
I want to check work of AES encryption.
Some code on 51822:
uint8_t aesKey[]= {0x31,0x32,0x33,0x34,0x35,0x36,0x37,0x38,0x39,0x30,0x31,0x32,0x33,0x34,0x35,0x36...
Hi All,
I have a problem with the function sd_ble_gatts_hvx().
I have no return value when i call this function and i don't understand why ?
I have a function where...
I am running SES 3.10f on Linux. I have followed the Tutorials regarding Monitor Mode Debugging. I don't ever get the pop up box regarding the Monitor Mode debugging license...
Hi All,
My question is about available sleep modes in nRF51822.
As I can find in nRF51 Series Reference Manual, and Product Specification documents, nRF51822 chip has...
