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...
when i use sd_ble_gatts_hvx() to send data,it cause a HardFault error。 when i trace the sd_ble_gatts_hvx() function,it will run to 0x00016432,in there will be compare two...
Hi,
I use sd_ble_gattc_write function to write to my peripheral with my central device. I'm sure the settings should be right but i still can't see any change on peripheral...
hi,
i have successfully entered the dfu mode many times and could change the applications and reenter the DFU mode.
But then i tried loading the softdevice at "nRF51_SDK_8...
Hi, All,
I am currently developing with nRF51822AC. Due to some issue, we would like to replace the current 16MHz crystal with a crystal other than this frequency. We would...
softdevice 8.01 s110
device nrf81522
hts example,add three ch adc,lcd eg.
phone : HTC one M7
app:nrf tools HTM
when try to connect the device by BLE, when recive the...
Hello!
I am trying to run example uart project (uart_pca10028) on PCA10028 development board. When code is loaded to the microcontroller it signalizes error - all leds...
Hello All,
I am working with a pre-programed PCB; the main components of the are a nRF51822 chip, a GPS, and a GSM. I am using a J-link to communicate to the entire board...
Hi,
I have a BLE thermometer I want to snif using nRF-Sniffer and Wireshark.
Unfortunately I'm unable to sniff the data, I only see the initial "hand-shake".
Process...
Hello,
I have the nRF51822 evaluation kit, the Keil MDK software and a custom board with the nRF51822 microcontroller on it. My question is if it is possible to use the on...
Hi I am not sure on the nRF51422 chip the iBeacon function is fully supported, is it ?
I can make the examples working on it but on the Nordic site only on the nRF51822 chip...
Hello,
we are trying to avoid using code that triggers hardware issue #39 in the nrf51822, which appears to be fixed in chips whose build code is Hx0.
We would like...
Hi,
I'm currently developing a firmware running on nRF51-dongles (PCA10028). The dongle communicates with a PC application over UART. Everything is working fine except...
