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
SDK12.3, nRF51822
I'm trying to interface the ssd1306 the program freezes in function app_twi_perform internal_transaction_cb is not called internal_transaction_in_progress...
We used nRF5_SDK_15.0.0_a53641a and nrf5_SDK_for_Mesh_v2.0.0_src.
We are following DFU quick start guide http://infocenter.nordicsemi.com/index.jsp?topic=%2Fcom.nordic.infocenter...
Dear Sir：
i seen the proximity example，the battery level measure is init by a m_battery_timer_id ，in my project ，
i need user multi saadc channel ，and different...
Hello, we are using the nRF52832 for building our custom board.After loading the example bluetooth_uart code given in the SDK, our board is not producing correct RF(Bluetooth...
Hi, I have a BMD-300 (nRF52) module that I'm attempting to program with OpenOCD and an ST-link from Linux (it worked great for nRF51 so I was trying to keep the same tools...
Hello,
I have been trying to have a central/peripheral device read UUIDs and RSSI values from surrounding peripherals using their advertisements and without actually connecting...
I'm attempting to add the bonding components from the ble_app_hids_keyboard example to the ble_app_uart example. I've gotten everything configured to the point where I can...
I am connected with this correct com port but Device discovery is failing to start.
First it says NO response from master emulator then it fails to start. Please help me...
Hi, I see that in the nrf52810 reference layout ( Nrf52810 Reference Layout ), all the capacitors and inductor have 0402 or 0603 footprint. i would like to switch the foot...
i followed this custom service tutorial.
but when i changed the RAM_START and RAM_SIZE address it getting below error, im using S132v5 softdevice
<warning> nrf_sdh_ble...
Are the PCB antennas provided in eagle library of NRF52810 ( github ) require any additional components for impedance matching or i can directly add the PCB antenna to ANT...
I downloaded radio_test.c from Nordic and complied it to output a .hex file. Now I want to flash this .hex file onto nRF52832. Does it require to softdevice and bootloader...
Hello (I'm new to this nRF-world...).
I am searching for a small "nRF-52832 clock" (arm mounted watch) that at least reports the "surrounding/room temperature" (not only...
Hello
SDK12.3, nRF51822
Example Gazelle from SDK works fine. If I use the softdevice (add ble_stack_init) then the program freezes in the nrf_gzll_enable
I want to do changes for firmware upgrade nrf52832 with SDK BLE_2.0.1 for the mesh.
I need DFU (Bootloader)UART for our application to upgrade nrf52832 firmware by the host...
