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...
I have a hard time understanding precisely what an Element is and how it differentiates from a Model when talking Bluetooth Mesh.
The only definition can seem to find of...
Is there any way to detect / prevent the use of range extenders?
When using a central & server with low TX power, the range is say 10m.
Now an attacker can use a relay...
Hi all,
I have been using Nordic chip-sets for a while mainly for BLE applications. I am now developing a simple lighting product based on Nordic nrf51 family chip-set where...
hello!
i am working with the component nrf52840 v0.5.1 and i need development a thermal profile according with the datasheet of the component nrf52840 v0.5.1
could you...
I'm using op-amp(LM358), condenser microphone and PCA 10028.
My project collect output values of op-amp and broadcast that.
But, noise was occurred while it is advertising...
I'm using the ble_app_multilink_central example app.
In the pca10400.h I changed #define BUTTON_PULL to NRF_GPIO_PIN_PULLDOWN.
The problem is that the first pin interrupt...
Hi
I'm creating an android app for smartwatch(used nrf51 ble),I have two questions
1.I used ANCS(Apple notification center service) in my android app,but nrf51 device...
I'm using the SD (nrf52) MBR to update our custom bootloader, in a battery powered device.We have some custom hardware which is used to disable our LDO, to enter a "Ultra...
Hi Everyone,
Recently I have been trying to measure the current consumption from the dev board.
I have set up the board as instructed by cutting SB9 and soldering SB11...
Hi,
I see intermittent incorrect values from the saadc. The code is described here .
The graf shows battery voltage in mV over about 4 days with one sample per minute...
I am getting following errors when compiling source code in Keil-5. Any one suggest me what i am missing to define symbol?
linking...
._build\nrf51422_xxac.axf: Error...
Hi,
We have devloped PCB based on nrf52832 as beacon.
We have also developed firmware for that and it will advertise for some and than go to sleep mode and after some...
Hi,
What is the minimum number of symbols in preamble nRF52840 has to receive in order to receive full packet on Coded PHY? I can see that it can easily receive packet...
help! Thanks
SDK： nRF5_SDK_11.0.0
Softdevice： s132_nrf52_2.0.0_softdevice
chip:nRF52832
we found that the pstorage's callback will not be triggered when the Bluetooth...
