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 everyone,
I am trying to understand the GATTS Handle Value Notification diagram.
From what I have understand so far is tha the soft device keeps a buffer (ATT table...
Hi engineers,
I want to implement function that input i2s data and then output it directly.
I find that i2s demo includes two buffers which are used for current buffer...
Hi,
I want to verify
1. Program ble_app_hrs with buttonless dfu integrated + secure bootloader + bootloader setting to nRF52DK.
2. Boot up nRF52DK, then use buttonless...
I don't know what happened to my thingy 52 after lots of firmware updates with Keil+Jlink+thingysdkv210 and nRF connect operations. The LED on thingy isn't flashing any more...
Hi engineers,
I want to use saadc to measure the battery's voltage, but the result I get is incorrect.
So I use the saadc demo of the nrf5_sdk17, then I measure GND(negative...
Hi. I am trying to use PIN 0.19 as my SPI CLK but it is always low.
Previously, I tried to change the pin to 0.26 and it works.
Is there any other configuration required...
Hi Nordic
SInce this is my first time to develop Nordic chip and implement SPIS driver, Therefore i am not so familiar with Nordic API. I would really appreciate it if...
HI,
I want to upgrade the BL in APP directly. I encouter a wierd problem. When APP erase a specific page of the BL(the address is 0x74000), the system halts. If ignoring...
Hello,
I am using nrf51822/SDK 12.3/sd 130.
An error occurred while implementing nus_c using multi-role example.
Error 7 occurs in sd_ble_gap_conn_param_update() frequently...
Hi,
I used Jlink Edu successfully to flash the asset tracker code using segger. but when put the breakpoint it went to some different file.
I have a quick question regarding...
I have just received an nRF52833-DK and am trying to get started with it.
I am at the website:
https://www.nordicsemi.com/Software-and-tools/Development-Kits/nRF52833...
Hi,
I press Button 1 and Reset to put the nRF52840 DK in to DFU mode that is programmed with a immutable bootloader (B0), mcuboot, and application. This works well to...
Hey. I am new to this forum and new to programming BLE chips. I have ordered my first dev board and cant wait to get my hands on it. I have been reading a lot for the coupe...
Guys,
I am currently experimenting with an existing wearable that contains an NRF52832XXAA Revision 1, and I'm having a hard time to have it running a simple BLE peripheral...
Hey everyone! My team and I are working on making a hex file that contains the soft device and software, as found in the 15.3.0 SDK, in the secure dfu test images folder....
