Hello. Can I get a literature to the nRF51 series?
I need a full abstraction of the nRF51, like a book or other information, it's structure schematic of build-in modules...
hts, HTC phone, nrf tools HTM, nrf51822,
every time when it's power up :
the once connect: error code 0x7A cann't read characteristic and 0x14 state change.
the second...
Our company needs wireless temperature sensors (can be externally powered or battery operated) and transceiver with 4 channel analog outputs. It has to be finished product...
I am toggling Value of slave through a button on nrf51822ek .This Value is displayed on MCP of dongle, but i have to get this value on terminal to send it to pi then through...
Hello, I am tryong to use to masters to communicate with two accelerometers.
Q1_ I found the following image from Nordic's website that shows SPI0 pins but there is no indication...
In the nrf51 series reference manual section 12.1.9 it states that there is hardware protection that prevents write instructions from being executed and that there is more...
Hello, I have established the connection between two pca10001 boards, one as central and one as peripheral using multilink_central and multilink_peripheral. I have serial...
Hello,
I would like to know if using a self made GATT Custom Service in HID Device (NRF Desktop App) can incur additional costs during the Bluetooth qualification process...
Hi,
I am working on a project using the nrf52840. For legacy reasons we are using Nordic SDK version 15.3.0 and SoftDevice S140 version 6.1.1.
I am trying to maximise...
I need help . i am confused that if we send the audio data then it follow which of the following order ? input ->BLOCK ->FRAME->LC3CODEC->SDU->PDU OR input-> BLOCK->FRAME...
We need to establish connections to muliple of our products (they use nRF52832/nRF52840) parallel from our Android/iOS apps to send commands which are time critical (in relation...
Hi,
I am getting an error when trying to enable the Fast Pair (SDK 2.7.0) using the bt_fast_pair_enable() function.
I debugged this error and I saw that it's caused when...
Hi,
I am developing an application which needs a precise reference clock of 20ms. I have a 32MHz Xtal on the PCB with a tolerance of +-10ppm. To configure the device to...
Hi
I'm using nrf toolchain/sdk 2.5.2.
Got a strange problem with my QSPI NOR flash interface. when i run flash_erase i get error message "qspi_nor: Failed to schedule...
I am running a nrf5340 with zigbee as a coordinator, I observed after a while that battery life of my end devices don't last as expected. Then after debugging I found that...
Hi Team,
We are developing a custom board using nRF52840 SoC. We need the storage and handling of IC, reflow solder profile of IC and assembly instructions if any.
Regards...
HI currently i am utilizing sdk ver 17.1.10 nrf52840 s140 we are using dfu/secure_bootloader/pca10056_ble app and i need to add UART app to it so that so we need both bootloader...
hardware:nrf5340+npm1300
software:ncs 2.5.1
hi professor,
If I just connect VBUS, The npm1300 will reset when I read bulk register. If I connect vbat and vbus, read...
In NRFX Oscillator header , accessing the function requires the preprocessor macro which in turn requires preprocessor conditional
The problem is that final conditional...
Hi, I am developing firmware for a project using a custom board with the nrf52832. The project requires mcuboot and secure BT OTA. When I enable the configs
CONFIG_BOOTLOADER_MCUBOOT...
Hi,
I'm trying to send gyro and acceleration values continuously using MPU6050(IMU) sensor through BLE after BLE connection is made with other device.
I took ble_app_uart...
I have a few questions regarding the power consumption calculation of the network and application cores from the 5340:
With the assumption that all peripherals are turned...
