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...
I use a app_timer_create() function to create a task(200ms once)
when in the task_timeout_handle() ,
I do something more than 200ms,
what will this timer going ?
Hi!
I use nrf51-pwm-library ( github.com/.../) to control brightness of LED RGB light source and it works ok till I don't want to adjust brightness slowly (dimming function...
Hi there,
When I tried to send data chunk (it's about 8K) to phone side according to this , the speed is much slower than 1K/s, and what's more, it's disconnected with...
Hi,
I have a problem in CRC of setup message for nRF8001,
and I already try the CCITT-16 algorithm with below conditions:
Poly = 0x1021,
Init = 0xFFFF,
Ignore all...
Hi,
I want do RSA on NRF51822. The build environment is GCC. And the develop base on S120. The RSA need 1K to do calculation. If I enable the RSA calculation, the APP may...
Is there any high-level documentation of the nRF52-DK (PCA10036) connections?
Studying the schematics, I have inferred some of the intents, like:
built-in JLink automatically...
Hello,
I'm starting a new nRF51 project on mbed for a custom board. I wish to know what is the "cleanest" way to define pinout (what file to edit) ?
Thank you
Hey,
I'm working on integrating nrf8001 with STM32, currently trying to write my own stack.
Upon reset, I read the DeviceStartedEvent, 0x81 and it shows "0x02 0x00 0x02...
Hi,
I am new to the nrf51 and I building a complex ANT application. I have part of the ANT application working but I would like to debug with printf() statements to find...
After testing with 5-6 different phones it is evident that there are major differences in how well BLE is actually supported. The Android/Iphone (and manufacturer SW) version...
Hey there,
I am looking at making some standoffs for the NRF52 Preview DK, and was wondering if someone could give me a 1:1 scale version of the DK so I can print it out...
Hi.
I am noobie and i have follow this guide devzone.nordicsemi.com/.../ .
I plugged in usb my nordic PCA10000 dongle but when i try to build a project ( when I get to step...
Hi,
I want to generate a sine wave using the nrf pwm library and a timer CC instead of a delay that is used in the sine example here to get better accuracy.
It basically...
Hello,
I am adding an extra characteristic (of 6 bytes) into one of the services that exist in the default beacon app. Then I try to update this characteristic using master...
Hello Guys,
can someone help me solve this problem (see picture below). Apparently Keil is missing an RTE and CMSIS component. I don't know where to get them. I installed...
Hi
I am trying to get to the bottom of a problem I am having with sending a buffer of data on connection and indication enable.
Here's what I do:
I have a process running...
Hello Everyone,
I am trying to use a display (through SPI) in a custom board with nRF51822 and SoftDevice S120. All works great as long as I call the SPI methods from main...
