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 am using PCA10040 and sdk12.2.2. I am trying to load ble_app_template code. But when I try to flash my code in pca10040 I am getting error as "No Jlink Device found...
I have a nRF51-DK and SDK8+Keil5.
I also have a module that sadly uses an old revision 1 nrf51822. It is connected via SWD to my nRF51-DK.
I could programm it with keil...
Hi,
What is the use of Tacq and the sampling rate in ADCCON2 (pg 169-170 in nRF24LE1 Product Specification 1.6)?
They seem independent of the sample resolution. What...
I have a requirement that in BLE Beacon Packets, I want to send the time stamp information with in Beacon packets . My questions are : 1. Is it possible to include time stamp...
Hi All ,
I am designing a project and having some doubts here.
Basically project is about tracking actual work hours of Laborers in the construction site.
I have already...
We are designing a product that allows multiple users to connect their phones to the same peripheral device. I wanted to check it out with this example:
infocenter.nordicsemi...
can somebody tell me where to find these error codes?
error = app_twi_perform(&m_app_twi, als31300_read_sensor_transfer, 2, NULL);
APP_ERROR_CHECK(error);
perform is returning...
Hello
I am trying to implement Device Information Service using the sample code "ble_app_bps_s110_pca10028" in nRF51SDK 7.2.0.
But I couldn't get any change when I edit...
Hello,
I'm using the openthread border router (wpantund) along with another end device running the simple_coap_server example that exposes a "light" resource.
I have connectivity...
The "Bluetooth Low Energy Characteristics" tutorial, a beginner's tutorial,
devzone.nordicsemi.com/.../ , uses a version 11 of SoftDevice. But I need a it in version 12...
Hello!
I use the NRF51228 board like this PICTURE
The ICs revision QFAAH0.
I use Keil-uVision 5.17 and ST-Link V2 from STM32F4 Discovery board to load firmware HEX as...
