Ok so here is the issue. I was trying to build a simple application which is described in the tutorial for characters. After building an advertisement and understanding the...
I was working with IAR and SDK10.0 before. For some reason I have to transfer my project to Keil and SDK9.0. My program worked well for the old settings. While keeps got NRF_ERROR_SOC_NVIC_INTERRUPT_NOT_AVAILABLE...
Currently we are considering whether we should use external Flash Memory or NRF52 Internal Flash.
External Flash memory has a lot of drawback in comparsion with internal...
Suppose there are 10 BLE peripherals in a room and one BLE Central,then is there any way i can get the list of available peripherals[name or id.. etc]?
I am using NRF5182...
I am using SDK_11 s130 on nrf51-dk. When err_code is any value other than NRF_SUCCESS, APP_ERROR_CHECK(err_code) will cause nRF51-dk board to reset. How can one get APP_ERROR_CHECK...
Hello All,
I have problem with ble_app_uart which are not support DFU services.
When I am implement both services device will not advertise. and when ble_nus uninitialized...
[symptom]
I want to update my application/bootloader/softdevice by DFU.
Steps are shown below.
bootloder/softdevice update
if 1 step is done, application update...
I have two nrf devices nrf51822 and nrf52DK, In nrf51822 i'm using S110 and i had created a custom service with 10 characteristics. If i connected to nrf connect i can able...
Hi,
Is it possible to make realization of this protocol ( wiki link ) with softdevice? After reading forum I think "more no than yes" because softdevice blocks CPU and this...
Hello
I am still relatively new to microcontroller development with the NRF52 DK. I am currently running a modified version of ble_app_uart__saadc_timer_driven__scan_mode...
I have a Taiyo Yuden Evaluation board , with EBSHJNZXZ completed with Segger and j - link , when load the project in board, not have any error debug, the sketch is load successfully...
I am following this tutorial
I'm using Segger Embedded Studio v3.10i, and SDK 12.2.0. I have the exact same problem in both Linux and Windows.
I have done everything...
What are the details of internal pin connection circuitry when connected as GPIO/IRQ vs ADC vs Comparator? Is there an internal pull down (what value)? Is there internal diode...
what should be RAM Settings for 51822QFAA chip?
I am using nrf sdk for mesh. what should be required ram settings for 51822 in order to run light switch server example....
Hello,
I have problem with missing GPIOTE event. Sometimes event doesn't occur, sometimes there is no problem. This event is very rare but important. I think it happens...
Hi all,
I am working on Temperature and Humidity(DHT11) with nrf52832, After advertising the Bluetooth i am calling the DHT11 sensor function in loop, few seconds it is...
Hello , I would like to know lifetime expectancy of NRF52832 IC. By lifetime expectancy I mean the amount of duration before NRF52832 goes non-functional. Please help me in...
Hi,
In disk_uninitialize function there are following lines of code:
if (m_drives[drv].last_result == NRF_BLOCK_DEV_RESULT_SUCCESS) { m_drives[drv].state |= STA_NOINIT;...
I have extend the light switch example to send message to the other node. I have refer This example to send message. But how to configure another node to receive the message...
HTU21D.rar hello there i am interfacing HTU21D with nrf51822. i am reading temperature and humidty from HTU21D. humidty register is E5. and temperature register is E3. now...
Hi,
I was trying to implement software UART for our product so I decided to use timer compare channels event connected to gpiote with interrupt. I want to toggle data line...
Hi,
Application: turning on/off a LED by toggling a GPIO pin using a timer and PPI. Important: the on-time of the LED must be very precise, i.e. the jitter must be minimal...
