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 have the NRF52 dongle that is set up as the client and is searching using the ble_app_uart_c (Found in examples\ble_central) example and I am trying to connect a...
SDK11, nRF51422.
Is it safe to use pstorage and fstorage at the same time?
I want to use fds for data storage in my firmware, but device_manager_peripheral.c requires...
Hi, I am trying to read a 24-bit register (with 8-bit address) using the I2C (nrf52). And the timing diagram is given below.
Basically I created a 3-element array (24...
I am having trouble getting the experimental ble_app_multirole_lesc example working with Android and nRF Connect. It is working fine in iOS. I am using v12.1.0 of the SDK...
hi..
i'm trying to use cmsis pack on nordic nrf52 with make command to get to cpu registers and have the folowing error:
Compiling file: main.c
In file included from...
Hi,
I was testing our product with PPK today and noticed one weird problem,- it seems that time is incorrectly displayed in the PPK software. Please have a look on the...
I have customised the ble_app_uart example for my application and the modified code works with the DK board. When I wanted to deploy this to the beacon board (pca20006), I...
I am using the SAADC on a NRF52 to read the battery voltage.
Everthing works fine on the NRF52 DK board but on my custom board I get around
the half of the real voltage...
Hi Nordic Semiconductor's community,
I have a question about the function sd_ble_gatts_value_set(), more precisely about if it is
possible to set the CCCD value of a characteristic...
Hello,
we have developed a custom BLE peripheral device. All peripheral devices have the same name. If we want to indetify a specific peripheral device with a smartphone...
I'm using the nrf52 for providing Bluetooth connectivity to an embedded board. My current perspective is that the nrf52 should physically be connected to the UART pins of...
Hi All
I am porting a small OS to the nRF52832. I want to be able to lock down memory of unpriviledged processes.
I have not integrated the softdevice yet.
The memory...
Hello
where can I find some examples of how to create an Android app with BLE NUS peripheral? I have only found NRF Uart app but there is central mode implemented in this...
HI!,
In Eclipse Neon.1 x86_64 with SDK12 examples I get this error:
Symbol 'NRF_CLOCK_LFCLKSRC' could not be resolved
In this line:
nrf_clock_lf_cfg_t clock_lf_cfg...
Hello everyone!
I have studied the OpenMesh for a couple of days. It seems the Openmesh framwork is standalone with the ble stack(S110), and the framwork operate the RADIO...
