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...
Dear Members,
I run the software for detecting HRM and BSC for 80 minutes,
but I got only speed and cadence, all the interrupts from HRM are gone ,
is it related with...
After having development success with the nRF52840 I'm beginning to look at development on the newer nRF5340. I've successfully gotten the blinky example working on the development...
hi, i am working on nrf52 mesh examples. all example are compiled properly but ble_app_uart_coexist example in sdk_coexist folder is not compiling. there is "nrf_log_backend_rtt...
I appear to have some very simple code that when loaded into a nRF52840 kills it, such that I cannot recover it, possibly hardware failure. I would appreciate any suggestions...
Hi
According to the product specification, the power fail comparator nRF52832 has a threshold tolerance of at most +/-5%. When I configure the power level warning to 1.7V...
While trying to investigate my Softdevice assert issue a bit more in depth, I noticed a bug in timeslot_timer.c :
The function timer_mut_lock() sets the variable m_timer_mut...
I have a sensor that uses 3 different BLE mechanisms. It is part of a mesh, it sometimes sends beacons and it provides GATT services in a peripheral role. The project I'm...
Hello,
Are there plans from Nordic to provide locator engine to customers? Other competitors offer this benefit, which reduces development time on the client side to create...
Hello All,
We are using NRF52840 module, need to work on serial bootloader.
I have gone through the bootloader example, our requirement is need the serial(UART) bootloader...
Hello,
How the modem selects it band of operation. Is it done automatically selected by the modem after registering to the base station? or is it assigned by the base station...
The modem firmware version 1.1.4 has been certified by Verizon, and the corresponding NCS version is v1.4.2. Now Nordic has released the NCS SDK version v1.5.0. This version...
To the kind attention of Nordic support team,
if it is not much trouble I would like to know what you consider a good/acceptable ble antenna efficiency in
desktop environment...
Hi,
I am using an nRF52832 with S132 and SDK v15.0.0 and already read in the forum about issues related to the SAADC calibration (inlcuing the erratum [86]). The problem...
Hi Nordic,
I have 2 charac i can write, let's name it A and B.
When i write into A, it trig ble_A_on_ble_evt , BLE_GATTS_EVT_WRITE , no problem.
But w hen i write...
I started developing a project on nRF52. My task is to read the value from the light sensor (phototransistor).
The sensor is connected in this way:
my code:
init...
