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...
Any idea what the max SPI slave clock frequency is on the nRF51822? The product specification (page 46, v2.0) says the max SCK frequency is 2MHz, but I was wondering if any...
Hello together,
I am searching for the source code of the MasterControl Panel for Android.
Is there a reason, that the code is not available, because the source code of...
Hello,
I'd like to know, if there is any difference between nRF51822 EK and DK, except device number. Two devices from EK will be enough for me.
www.nordicsemi.com/....
Hi,
We are interested in integrating BT MP3 player in our product and Im wondering if we can use Nordic SoC to stream audio via bluetooth to the Headset? So create an A2DP...
Hello, I am trying to develop a low power application by using nrf51822 EK board.
In " Reference manual v2.0, 11.1.3 System ON mode ",
it says there is a mechanisms can...
I am using app_gpiote_user_register() and ads_interrupt_enable() to define a ping change interrupt. When the code runs, I can see on my logic analyzer that the GPIO pin assigned...
I have a nrf51822 project with S110 (v6.0.0) softdevice. I am using latest sdk (v5.1.0). I compile the project successfully with gcc and it does run too. But I struggle with...
I'm trying to reconcile two things I read about the softdevice. The GAP roles that are supported include broadcaster and peripheral. Also, there is support for a GATT client...
Hello
I am trying to build the nAN-36 application.
The main.c file include at least two files that I do not find:
#include "ble_eval_board_pins.h"
#include "ble_stack_handler...
We're trying to implement initial programming of the chip using SWD. We can connect to the chip and successfully enter debug mode but from that point on (as per section 11...
Hi,
I'm gong to design a pcb for nRF81522 (for both packages: QFN 48 pin and 64 pin WLCSP). I coudn't find the footprint in any documents. I appreciate if anyone can send...
Hi all,
Trying to read out the nRF8001 serial number using the nRF8001 SDK 1.7 and I cant seem to work out where I should be making the call to lib_aci_get_address?
After...
I'm a wireless novice, but have electronics experience.
I'm looking to add bluetooth low energy communication from a battery powered MIDI controller to a Macbook Air (or...
Ole,
I am trying to update the serial number value in an already initialized standard Device ID profile.
[i]dis_init.serial_num_str.length = (uint16_t)strlen(newserial);...
