When I was using the device as peripheral, I was wondering when the Softdevice notified BLE_GAP_EVT_SEC_PARAMS_REQUEST and BLE_EVT_SEC_INFO_REQUEST:
1, when peripheral...
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...
We are developing a USB ANT dongle with nRF24AP2-USB chipset, but we meet a problem when use CW test with ATWareII tool.
We set 2.466GHZ, but we see 2.271GHZ mark, but...
Hello,
My code( I add a source code lower ) has error on bold line printing NRF_ERROR_INVALID_STATE. The program uses three timers and init by "MAX_TIMERS = 6" and "OP_QUEUE_SIZE...
Do anyone ever measured current consumption of ble_app_uart?
What is current when connected and uart idle, transmitting, receiving, and transmitting while receiving?
Please...
I tried changing the define below from 1 to 2, so I could have one handler for a button and a different handler for other sensors. But my problem is:
If I set it to...
Hello,
I've developed a circuit with Mikroelektronika's nRF T click module. This module uses nRF24L01P but as I see I cannot order it because it is obsolete.
Should...
We plan on use the ST BAL-NRF01D3 balun for a PCB with both an nRF51822 and a nRF51922 on the same PCB separated by about 4 inches.
Should we use the PCB antenna as on...
Hello.
I am very confused with memory layout of nrf51822 BLE examples using SoftDevice stack.
Some examples set IROM1 range from 0x0 to 0x3ffff. (ex, ble_app_advertiseing...
Hi,
I have a nRF51422-EK board (Rev. 1.0) that is bricked.
When connected the LD3 is on.
Jumpers are present on P8 and debugger.
Device manager (win7) assigns...
Hello,
I was puzzled by RM.
I notice POWER control register in peripheral(UART,SPI,TWI) module.
Please answer following questions about the relation between system...
I download the softdevice for PCA10001. And I want download another program, but it didn,t work. The problem I have attached here. As you known, I have push the button 'recover...
We plan on using the external 16 MHz and 32 KHz oscillator inputs to reduce BOM costs since our host micro uses a 16 MHz and 32kHz crystal and it can generate outputs. If...
Hi guy:
I have buy nrf51822 dk .Why I can not download nRF UART App for Android 4.3 at below page www.nordicsemi.com/.../nRF-UART-2.0-for-Android-4.3
Thx
I made code like to below for using 16Mhz system clock.
/* Start 16 MHz crystal oscillator */
NRF_CLOCK->EVENTS_HFCLKSTARTED = 0; NRF_CLOCK->TASKS_HFCLKSTART = 1;
...
