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...
Hello, I'm using nRF51822-mKIT for a research.
I recently posted a question related to "reading ADC value from analog input", having issues with reading proper ADC value...
Hardware: nrf52 DK
Software: SDK v13
I want to use SAADC to sample some analog data (main function of my device), but It seems to be noisy. In attachment spreadsheet with...
When P0.15 is held high, the nrf_cli fails to talk to my computer via serial.
Lowering P0.15 allows all buffered bytes to be sent to my terminal.
Oddly, Pin 15 is not...
Dear Nordic：
I want to build project only using command line tools. So I refer link text to study solution.
I do step by step according to the tutorial .But when I use ...
#define BLE_UUID_OUR_SERVICE 0xABCD // Just a random, but recognizable value
typedef struct
{
uint16_t service_handle; /**< Handle of Our Service (as provided by the...
can anybodulow cost BLE module which can support MESH network with UART port and less power consumption on all modes compared to other brands.
Product/Application: Building...
#define BLE_UUID_OUR_SERVICE 0xABCD // Just a random, but recognizable value
typedef struct
{
uint16_t service_handle; /**< Handle of Our Service (as provided by the...
Is the t2t_lib/t4t_lib source available?
I'm referring to the following binary files:
sdk/components/nfc/t2t_lib/nfc_t2t_lib_gcc.a
sdk/components/nfc/t4t_lib/nfc_t4t_lib_gcc...
i faced with a problem :
i created a private key
then make public key from private key
insert my public key in dfu_public_key.c
build bootloader_secure(debug...
Hi,
I am a newbie in nRF51 application. I am busy with a project which required the peripheral to communicate with the central once per second. Just to make sure that the...
I have a NRF52382 DK and cannot seem to get the fs_store callback to fire.
here is my fs_config callback function:
static uint8_t fs_callback_flag;
void fs_evt_handler...
HI, i m working in a project using mpu6050 and hmc5883l in same chip and nrf52832. indeed, i see that guys face many problem with twi connexion. so i decided to create a self...
Is there a way that I can still flash via SWD, but also have the DFU bootloader installed ?
The moment, as soon as I install the DFU bootloader, I have to upload the app...
