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...
Our application includes a 32.768 kHz crystal oscillator with a nominal +/- 20 PPM accuracy. When I factor in aging over 10 years and worst case variation due to temperature...
Hi !
In questions question1 & question2 Petter Myhre gave a complete answers about count of max characteristic per service in s120 and how to resolve this restriction....
Hi,
I am now developing the BLE with our company's own sensor, so we are not using the motherboard. There always a problem when we use it. I am using the PCA10004 board and...
SourceCode_SSDI_BTLE_BeaconReceiver.zip I am starting to use the Nordic chips, and have a PCA10004 board running. I have modified the experimental_ble_app_multiactivity_beacon...
Hi Nordic,
I am a hardware/firmware guy without App development skills and I also lack the time to acquire these skills. I enjoyed your UART App during my development,...
Hi all,
First of all, I'd like to express how pleased I am using this development kit. The easiest ever to start with, well documented and most importantly I can use the...
hii...
am using nrf tool box app in my iphone. i have tried to use dfu feature.i flashed softdevice and bootloader hex file to he evaluation board and in i phone app i...
In the "NRF51 Series Reference Manual" (v3.0) it states:
The LPCOMP shares registers and other resources with peripherals that have the same ID as the LPCOMP.
You must...
I have a timer that wakes up every 20ms to read twi.
Unfortunately it takes 4.4mA for the CPU to execute code from flash.
I would like to reduced the current consumption...
I am develop in Android BLE , I have no idea about Auto reconnect to BLE device in android when it is in range and starts advertising
I have reference the Android BLE Connect...
Hi,
is it possible to use Nordic SDK with nRF51822 to have capacitive touch sensing with 2 dsital inputs, just as the mbed or avr library capsense?
MBED: developer.mbed...
I have a setting where I want to disable a GPIO assigned to app_button. I can use the app_button_disable() function which works well for all the underlying sensing on the...
I've got a custom board here, the debugger is reporting that HFCLKSTAT is 0x00010000. Which I think is translating as using the RC oscillator rather than the external crystal...
