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...
The prototype I was working on has a nRF52832 on it and for some time it was working fine with the Segger Jlink base. However today I started to try to use the low power modes...
Hi,
I am using "TWI Sensor" example(SDK v17.0.2) as reference in our application. For multiple bytes transmission this is how I defined in "nrf_drv_twi_tx".
Here is...
I have searched Nordic and the web and have seen several instances of "can't uninit saadc successfully". Neither Nordic support nor I am aware of a single example of saadc...
In my product, the nRF52810 module is kept in system ON sleep mode until a user intervention is executed, upon which the module wakes up. But while in sleep mode the app_timer...
hi all, i'm using 52833 for direction finding, applying nrf_connect SDK into it. i'm intend to develop a direction finding project. i had meet some technical issue on [bt_df_set_adv_cte_tx_param...
Hello,
I'm using the nrf5 sdk 17.0.2.
I'm wounder why the current API of the nrf_queue doesn't implement a peek with random access? I know by definition a queue is a collection...
Hello everyone
I'm developing a software which should use the latest OpenThread version and if possible in the form of prebuilt libraries. I followed the tipps and instructions...
I try to execute the PWM settings via the library in an extra .h/.c file to keep my main method as small as possible. Unfortunately the program sticks in the ErrCheck and...
I am currently designing a circuit with the NRF5340. This circuit will be alternatively supplied by VUSB when connected to a USB port and by a 1.8 V power supply to VDD when...
Hi,
I am using nrfconnect to debug my application code. i have an application code with 9 services in total and it is working fine as expected.
Now the problem is, if...
I have a freeRTOS based system and my Logging Thread, which is based on the examples has odd behviour when used in conjunction with the WDT. When I first program the board...
Dear Nordic,
I am adding the NUS to a firmware that already runs a custom service. I based my code on ble_app_uart. It fails during init, when it calls ble_advertising_init...
Hi guys:
a. I use a uart dfu bootloader(loacation: SDK-location\nRF5_SDK_15.0.0_a53641a\nRF5_SDK_15.0.0_a53641a\examples\dfu\secure_bootloader\pca10056_uart) in 52840 soc...
What is the ADC internal reference voltage (0.6V) tolerance at room temperature and over the full operating temperature range?
Or is it same as the value specified in the...
