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 am trying to get the ble_app_uart project to build in Eclipse for the PCA10036 nRF52 board. I have followed the Tutorial titled " Development with GCC and Eclipse" and successfully...
Hello,
i am stuck with this, trying to write to flash using pstorage module. Below is my code.
static void pstore_cb_handler(pstorage_handle_t * handle,
uint8_t op_code...
Hello,
I have downloaded the Hardware Files of nrf51822 smart beacon kit. But I Cant open the Altrium Designer Files (pcbdoc. files). Do u know how to open it or a program...
Hi,
I do test my project one central connect to 4 peripheral(HR and CSC).
and I put the memset(&m_ble_db_discovery,0,sizeof(m_ble_db_discovery)); err_code = ble_db_discovery_start...
Hi,
I use nRF52832 and SDK12.2
The Project is ble_central_and_peripheral and the link define is like below
#define CENTRAL_LINK_COUNT 4
Here will connect 1 HR device...
Hello,
Is it a good practice to modify SDK files?
I mean, do you use SDK as integral part of your project and feel free to modify it, or do you try to avoid it and just...
Hello,
We have connected Nordic+ MPU 9250 and able to read sensor values through UART display, but we wanted to do some excercises and read values, but it's not possible...
hello guys,
i am new in nrf micro-controller. I want to get data from my smartphone and want to write in memory of nrf51822 through BLE. when written process in memory is...
I'm a newby. I'm troubles understanding how to send command to ble. my band have own protocol like this :
if you send 'AB02FF7180' to ble means your band will shock 5 times...
We have a application that use the ADC of nRF51822 to detect a variable resistance (schematic is attached). The current passing through the variable resistor should be around...
Greetings
I am working on an application that logs data to SPI flash device. I am having an issue where it appears that the pin configured as a MISO for SPIM is garbling...
Hi,
I have a running board with NUS service (serial profile). This boards starts advertising until a remote device (android nrf UART app) connects to it. then it starts...
Hi, Nordic
I check this: devzone.nordicsemi.com/.../ , first, it will work when I follow this article. Then I have 2 questions:
it said "If the bootloader LED...
I am working on a project using a BLE Nano and Nordic sdk 8.1. I included the ble_flash.c, ble_error_log.c, and ble_debug_assert_handler.c files in my include path and c source...
I am running the Buttonless DFU example in SDK 12.2.0 on a nRF52832. When I connect with NRF Connect, I can see the DFU control point but I can only enable notifications and...
