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...
Hi, could anyone please help me as I currently using nrf51822-arduino-library in a nrf51822 chip and I couldn't call the interrupt function : wakeUp(). Current I'm connect...
hello,
I want to connect Arduino shield with heart-rate sensor to my nRF 51 DK board.
then i have to receive sensor data continually from the sensor.
my plan is transferring...
Hello there,
I'm currently using nrf52832 with s132 and sdk 0.9.2, based on the 'ble_app_uart' example and keil5. I'm concerned about the current consumption because in...
I am working on nrf52 DK board with eclipse gcc + nRF52 SDK 0.9.2. I found the experimental nfc project but it does not include the gcc make file. I would like to ask:
...
Is there any nRF51 SDK example that used OOB authentication? I'll not have any I/0 or display on peripheral side, and my central will be a mobile app, with connection to internet...
Hi,
Need to know the largest amount of power consumption that the Nordic (nrf52) can consume during the highest power bluetooth mode?
Also, what is the largest power...
I am working with the nRF51822 chip and the S110 softdevice on a device that uses an accelerometer to wake up. Battery life is a concern, so we have developed the device so...
Hello, I am encountering with problems with sending 20 bytes of data.
My initial code worked using two timer and I successfully displayed it on an android phone but I wanted...
hello there i want to add battery status in my advertisement packet.is adc required for battery level? can you give me links for adding battery status in advertisement packet...
Hi,
I need to implement 51822 drirver, is there some demo for that. By now I don't decide wich oled to use, and I don't know how many type of OLED at all. I wish a oled...
Where can I get a copy of the nRF52 Reference Manual?
The nRF51 Reference Manual is here:
www.nordicsemi.com/.../nRF51_Series_Reference_manual v3.0.pdf
Where can I...
i am programming nrf-51 dk's program.
i have to get data from sensor, so i am studying example code which is twi_sensor.
i don't know well these function.
nrf_drv_twi_tx...
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I am looking for a detailed description of the Memory Protection Unit for the nRF51822 as described at a high level in nRF51822_PS v3.1.pdf.
I know...
Dears,
I have tried the example code of PWM function at nRF52 DK(PCA10040).
It worked with a 2V DC level. Is there any mistakes or something wrong? Why a DC level...
