hi dear nordic employee:
I tried to build the project ble_app_hrs_c（pca10040） by keil5
but I get an error :
._build\nrf52832_xxaa.sct(7): error: L6236E: No section...
Hi,
I am a bit confused about power consumption when using app_uart_fifo. To save power I put MCU to sleep in between each sent and received byte by using __WFE and __SEV...
Hi! I am building an android app for my project. I am using Proximity , UART and DFU from nrfToolbox app. I have 3 buttons on my home screen dedicated for each of them. I...
Dear Nordic employee:
1、 what do I have?
I have a thingy52 develop kit（nrf52832）
2、what is my purpose?
the quality of thingy52 audio demo is not good（iphone7）...
Hello Nordic,
My development environment:
SDK>> NRF51822_SDK10, SoftDevice>> S130
Example>> ble_app_uart
I am looking forward to your reply!
Thanks.
Best Regards...
Dear friends,
according to "nRFConnect_BLE_User_Guide_v2.0", to set up a local device,i should complete the following steps:
Connect a development kit or dongle to...
Hi
I have add some function call like sd_ble_enable in mesh example, I test to get
then I set the address and all sd_ble_cfg_set is ok
but when I call "sd_ble_enable...
I have been looking at the nRF51822 for a project, and have looked at several designs available on the web for reference (I prefer to plagiarize working stuff rather than...
Hello.
After connecting with a central, ble_evt_dispatch function in main.c receives BLE_EVT_BASE event (0x01) periodically. What is this? It looks like events related with...
Hi,
I´m using a watchdog in my Application. Furthermore I need the ability to use the ota/dfu functionality.
I trigger the bootloader with a simple beacon.
if((memcmp...
The documentation is lacking critical details about what the soft devices do with characteristic data you give it. When you create or update a characteristic you need to give...
Dear Nordic developers,
I want to write 24 bytes constant in Non-volatile Memory. Additionally, I want that this data can only be read by MCU and not being rewritten or...
Hello team,
Just a simple question:
Once a timer is created using app_timer_create method, and using APP_TIMER_MODE_REPEATED as paremeter, is this timer automatically...
With nRF51822, I have a GPIO port configuration function as:
static __INLINE void nrf_gpio_cfg_output_S0D1(uint32_t pin_number)
{
NRF_GPIO->PIN_CNF[pin_number] = (GPIO_PIN_CNF_SENSE_Disabled...
I'm putting an nRF51 into an existing electronic device where I can't change the case at all. That means that my antenna will be very sub-optimal. However, I don't need very...
We are experiencing bizarre, bizarre DFU problems.
I have a custom circuit board with a NRF51822-QFAC - when I initiate a DFU with an iPod touch purchased in the United...
I have a strange problem trying to use timer1 in a trivial app that's loaded via DFU. I can't get delays longer than about 1 second, despite having the prescaler set to 9...
Hello Everybody,
My development board type is Nordic nRF51 - DK pca10028 board link I press Boot/Reset button and plug in the USB cable, then the LED5 is blinking,Now entered...
Hi,
I would like to connect my nRF51822 board to my PC (Bluetooth 4 compatible) instead of my Android phone.
Do we have a software (in exe) format available for that...
Hello,
I am testing the sample project under \nrf6310\s310\ble_ant_app_hrm.
I just made one modification to bond_manager_init function in main.c:
static void bond_manager_init...
According to the Product Specification of nRF51822, the internal 16MHz RC clock has tolerance up to +-5%. I am wondering what the context of this 5% is. Is it the highest...
