Nordic DevZone

Recent and unreplied - Help your fellow developer and earn points!

Not Answered
ADC for battery measurment and ports 26,27 and 28 0

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...
- adc
- s110
- nrf51822
1051 views

0 replies

Started over 11 years ago
by Antonio
Not Answered
User data cannot be preserved in FLASH on PCA10001? 0

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...
- pstorage
- s110
- nrf51822
755 views

0 replies

Started over 11 years ago
by scytulip
Not Answered
Using nRF51822 beacon with the Android beacon library 0

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...
- advertising
- android
- beacon
- nrf51822
4975 views

0 replies

Started over 11 years ago
by Android Geek
Not Answered
Wheatstone Bridge Interface 0

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...
- adc
- wheatstone
- low-power
- nrf51822
1007 views

0 replies

Started over 11 years ago
by Andrew Kohlsmith
Not Answered
nRF51822 Update iOS 7 disconnects 0

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...
888 views

0 replies

Started over 11 years ago
by David

Recent in the DevZone Blog

nRF51 Qt GCC Example

Jacob Portukalian

Hi Everyone! At Sky Wave Design, we recently switched all of our Nordic development over to using GCC and using Qt Creator as the IDE. We have released our example project on github for those of you…
- 31 Jul 2015
ROM and RAM Management

Øyvind Karlsen

Introduction Here are some tips and tricks to manage your application size. RAM and ROM usage The total RAM usage is: ZI-data + RW-data The total flash usage is: Code + RO-data + RW-data …
- 28 Jul 2015
Controlling an RGB LED with Nordic nRF51-DK

Mahesh Venkitachalam

Using PWM and Nordic UART Service on nRF51-DK (nRF51822/nRF52422) to control an RGB LED over BLE. http://electronut.in/nrf51-rgb-led-test/
- 25 Jul 2015
Intro to Application-level Security Using the ECB Peripheral

Daniel Veilleux

Obligatory Disclaimer Security is hard. If a product handles sensitive information then it is the engineer's responsibility to his customers to consult a security professional. However, experimenting…
- 22 Jul 2015
Talking to Ultrasonic Distance Sensor HC-SR04 using nRF51822

Mahesh Venkitachalam

Communicating with Ultrasonic Distance Sensor HC-SR04 using nRF51-DK (nRF51822/nRF51422), and transmitting measured distance over BLE UART. http://electronut.in/nrf51-hcsr04/
- 20 Jul 2015
Getting started with nrf52832

FormerMember

The nrf52832 is quite a competent System on Chip. Even with the long list of errata for the preview release this chip packs a punch. I've been playing around with this chip for sometime now and have made…
- 19 Jul 2015