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...
I am working on a peripheral. This peripheral is IO display only. On the other side, the central is keyboard + display. I have a single, custom service with a single characteristic...
Hi All,
I did this tutorial : How Import a Keil uVision project Segger Embedded Studio - A Cross Platform IDE ,
but I dont know what did wrong. I still get this error...
While porting my app to the latest 14.0 SDK, it got a little stuck with the new sdh library. I was previously fetching all events through a custom poll & wait loop, but I...
When a packet sent out and get the TX_DS IRQ by nRF24l01+, the mode change to RX and read STATUS register then write the value to the STATUS register and write FLUSH_RX 0xff...
For the SDK13.0.0 the documentation say that HF clock is activated in nrf_drv_usbd_enable() / app_usbd_enable() but it is activated in nrf_drv_usbd_init() / app_usbd_init...
Hi,
We are planning to build a Mobile application for IoT involving Bluetooth communication. We came across a few part numbers of Nordic for this. We would like to know...
I had purchased the Red Bear Labs "Micro" board to develop code using their MK20 USB Dongle and Arduino.
If I "hack" the programming cable to emulate the "Micro" daughter...
Hi ,
I have recently bought a nRF5232 PCA10040 development kit and i am trying to interface nRf52832 development kit(Master) with AS3955(slave) over twi. I tested the twi_scanner...
Hi all
I'm trying to build a generator based on NRF52832. Outpit signals are: 8MHz clock and two latches signals highly sinchronized with clock - RGB_LAT and TXT_LAT. For...
Hello,
I have a question on how to calculate the capacitance based on oscillator relaxation for NRF52. For example, in the Csense_drv example, when pin is touched by finger...
Hi,
I have a working scanner and manage to require timeslots with the below timings.
Interval 300ms, scan window 50ms, Timeslot length 10ms.
But when i try to...
Hi,
Trying to implement a simple Hardware UART in parrallel with Ble on a custom board with mdbt42 Raytac module. I have the following compilation error:
*** Using Compiler...
I was trying to integrate mesh network into the ble_uart. I am using softdevice v7.3 and sdk6 with nrf51822. I followed the instructions given in the github link text
....
Hi, I bought an Arduino PrimoCore card and I read that you need to buy the Alicepad card. I can not find it on the net. But was it put on the market? Thank you.
