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...
hello,
are there any completed sample code of using pwm0, 1?
just 2 or 3 word can working like following? or need other config?
pwmcon=xx;
pwmdc0=xx;
pwmdc1=xx;
also...
I am planning to migrate to SD 7.0 and SDK 6.0 in order to use the static pass key capabilities. When using the static pass key how should security params be initialized ...
Hi Hakon.... when i compile my project i get some linker errors,
._build\gzll_host_ack_payload.axf: Error: L6218E: Undefined symbol __main (referred from arm_startup_nrf51...
I'm trying to perform communication between my device and iOS and I ran into some problems. For tests I'm using iPod touch 5 with nRF Toolbox and LightBlue apps and nRF51822...
I've been using Master Emulator API 2.1.3 in Visual Studio 2010 Express, and have spotted a fix I may need in 2.1.5 so I've switched to using the 2.1.7 API. However, I've...
Hi all!
I'm running my code based on example "ble_app_template". When advertising without doing anything else, the current comsuption is about 200 uA.
Then I added a...
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...