Or is there any LCD you could suggest that doesn't need that much code? Simple numeric 2rows would be enough. Want to use it with the nRF51-DK to display some measured valued...
I would like to develop my own central device to communicate with the RedBear Arduino shield. The RB device uses a from of UART communications to send data to/from Android...
I was wanting to use a nRF24L01 with a breadboard but its pin-out didn't allow it. A solution then occurred to me based on parts at hand. I wrote it up with instructions and...
Hello. Can I get a literature to the nRF51 series?
I need a full abstraction of the nRF51, like a book or other information, it's structure schematic of build-in modules...
hts, HTC phone, nrf tools HTM, nrf51822,
every time when it's power up :
the once connect: error code 0x7A cann't read characteristic and 0x14 state change.
the second...
Our company needs wireless temperature sensors (can be externally powered or battery operated) and transceiver with 4 channel analog outputs. It has to be finished product...
I am toggling Value of slave through a button on nrf51822ek .This Value is displayed on MCP of dongle, but i have to get this value on terminal to send it to pi then through...
Hi,
i just started again working with nrf51822 but now with eclipse+gcc and with new soft device S130.
I am struggling with the addresses of flash and ram. I want to...
I have been working on porting my code from Keil to gcc because it has grown larger than the 32K limit that the free version of Keil allows. I am using the s110 softdevice...
Hello, I have a problem during first programing PCA10003 blinky_example. I get an error:"Flash Download failed - "Cortex-M0" "
Keil v4.74
SDK v6.0.0
In nRFgo Studio...
I've been trying to get the SDK softdevice ble demos to work on a mbed board. I'm using pyOCD+linux. I can compile and flash elf (.out) files in gdb with 'load' and I can...
Hi,
I'm migrating from SoftDevice 6.0 to SoftDevice 7.0 and I'm trying to implement the DFU in SDK6.0. I am experiencing an issue where whenever the DFU begins(reaches 0...
The nRF51822-EK, when powered over USB, seems to be working on 3.0V. The C232HM SPI cable is a 3.3V cable. The nRF51 data sheet specifies VIO as VDD+0.3 as absolute maximum...
I have already made code of 3 pwm channels using c[0],cc[1],cc[2],cc[3]. I want 4 PWM channels but I dont have more cc registers left so how can i code it. plz help me.
ALso...
Hi - I saw this post and I'm not sure how to add a clarifying question on to it:
devzone.nordicsemi.com/.../
We have a similar problem in that we built our boards with...
Hello,
I am working on an application that involves sampling audio data ~8KHz. I have a few questions
The real time clock module has a maximum interrupt frequency...
Hi everyone,
I bought two NRF24L01+ off ebay a couple of week ago and started to work on them this week. I seem to have problem with establishing a reliable communication...
Hi,
I use : An nRF51822 mbed kit + Kiel 5
So I updated the firmware like this : mbed.org/.../ and I dropped s110_nRF51822_v6.000 into MBED(H:)
I successfully use...
Hi,
i read about a new Chip revision of nrf51822. So i have to buy new Development Kit. How can i find out what it is the actual DK and where to buy it. I don't want to...
Hello All,
I was looking at the flash writewrite_example and the starting address is defines as:
addr = (uint32_t *)(pg_size * pg_num);
Later in the code, the example...
Is there any updated install procedure for the nRF51822 tools?
I'm trying to follow procedure in: nRF51822 Development Kit User Guide v1.4
I have the nRFgo Starter Kit...
Hi all,
In my keyboard application, I found sometimes it return the INVALID_STATE error code , when called keys_send() , once this error code appeared, no others return...
