Hi,my friend,
Now,I use nrf905.Situation is as follows:
I use the NRF PCB circuit of data manual.Nrf905 work, often loss of data.
1.The Product host is to use the stick...
Hi,
I want to use the Blend Micro with more security. I want use a passkey for the Bluetooth connection. For example through the iOS Device.
Is it possible? Static passkey...
How do I receive multiple signals simultaneously at a single receiver (433MHz) with multiple transmitters ?
I am working on a polling system. This one is similar to the audience...
Hello,
I established a connection between my central and peripheral module. Now i want to write characteristic value on peripheral. I tried with sd_ble_gattc_write function...
I am using the NRF24l01 for my products and looking to buy in bulk(100-1000). Now I know where to buy the just the IC but antenna design is a hard point to break right now...
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 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...
