Hi,
I am using ADC without external reference and no analog input in order to measure the battery level with a timer (code at the end).
I am also reading several ports...
Hi,
I'm programming the nRF51822 and save some user data into the FLASH by using pstorage_update . It works fine if I set system off mode, and wake it up. I can read back...
Hi,
I have been using nRF51822 with my Android app using Android's Bluetooth Low-Energy APIs.
In order to get more details, I am currently working on integrating the Android...
I'm looking at interfacing a typical Wheatstone bridge sensor to the nRF51822 ADC. This particular sensor only requires a mA or two for excitation and the output fits within...
When use the "nRFBeacons" app to update the info on my beacon the following happens:
Go to update tab.
Select "Connect"
Press "SW2" on beacon and see the LED begin flashing...
I am using s110 and nrf51822. I've set up up a long characteristic of 154 bytes.
Sending between 1 and 154 bytes works as expected.
Sending 155 - 160 bytes gets rejected...
Hi,
I tested the nrf beacon application, it allows only the beacons with company identifier 0x0059 (nordic's id). But i need to modify it to support all the device, how...
Hello,
I have some code running that transfers binary data from an iPhone to a nRF51822 device (used for firmware upgrade).
I have used a variable length characteristic...
When starting with nRFgo Studio "Erase all", "Program SoftDevice" & "Program Bootloader" to have a almost virgin base without an application, I succeed perform an over the...
Hello,
currently I am thinking about the proximity concept. The following scenario is given:
We have a Display that shoud lock/unlock a Device
We have a iPhone...
I used SDK 5.1 and S110 6.0, I dowmload the project ble_app_ancs to nRF51822 DK. I try to connect it to iPhone 4s (which run on IOS 7.04), when I click 'pairing', the led...
Device: NRF51822; BMA250E
Description:
When I read BMA250E via I2C without BLE protocol, commnucation run well.
And if there is no I2C commnucation, BLE protocol can...
Hi all,
My questions are related to frequency on the soft-device firmwares for nrf51822.
In S110 does the frequency channel hop according to the CONNECT_REQ packet...
Hello,
I am testing the ble_app_hrs project on two eval boards, with s110 and s120. Everything works.
If I power-off the peripheral board (s110), it seems that the master...
Dear Nordic guy, I'm developing with nrf51822.
I have one question regarding flash write.
In ble connected state,I have some error to write some data to flash.
I want to...
Hi,
I just loaded the nRF8001 Arduino code on my board and used an iPhone 5 to read the data that was being advertised. I get the following response:
<CBCentralManager...
Dear Nordic guy,I'm developing with nrf51822.
I have one question regarding lfclk.
I use LFCLK SOURCE RC OSCILATOR of ble_stack_handler_init() at the application side.
...
Hi,
Is there any example application related to alert notification profile for android 4.3 devices?
I just need to understand the gattserver implementation for the alert...
Hello All,
Since yesterday I have been getting a problem where my project using the S110 softdevice enters a reset loop. This runs on a unmodified PCA10001 that plugs into...
Hi,
I need to design a board that connects various sensor to a smartphone using the Bluetooth 4.0.
I'm interested in the NRF51822 chip but i have some doubt about what is...
Hi, I'm very new to programming microcontroller, so please go easy on me. :(
Firstly, apology if my post sounded weird, this is because English is not my first language...
