I'm trying to debug a randomly occuring Hardfault. In trying to trace down the source I read the CPU registers use the Nordic hardfault_implementation.c which grabs the register...
Dear nordic employee
my purpose is send a data the length is from 150 to 273
when my server device send data by sd_ble_gatts_hvx(the send length is fixed 10 bytes) ...
Dear nordic employee:
The service I want to find is the sound service of the thing52 thingy sound service
I tried to modify the HRT_central_client project to find the...
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:
The service I want to find is the sound service of the thing52 thingy sound service
I tried to modify the HRT_central_client project to find the...
Hi ,
can anyone tell me what can cause these disturbances around the unmodulated carrier?
IMG-20171110-WA0017.jpg
We checked all components arround the IC it's all...
Hello,
Looking into the characateristic of Heart Rate BLE profile, I've come accross to the function hrm_encode(ble_hrs_t * p_hrs, uint16_t heart_rate, uint8_t * p_encoded_buffer...
Hi.
I have a central device call C_Board. It is scanning to find device has name is "123456" . This meaning is any device has name "123456" can connect to C_Board. Have any...
First of all, how do I know which version of the SD I'm working with when I'm flashing an example app from an SDK? I know I'm flashing SD 132, but I need to know the exact...
Hi,
I'm using SDK13.0 with nRF52840. Now I'm doing the DFU by the UART through MCU. But we meet a big problem, MCU is hard to read the infomation in the .dat and .json...
Hello, I'm building an Android application for DFU. I have a zip file and am downloading it and getting the content URI after download and using it in starter.setZip(contentUri...
I have been working on a custom board that uses a taiyo yoden EYSHJNZXZ module.
A tact switch is connected between P0.21 and GND.
I want to use this switch simple input...
Hello.
Apple recommends some very specific and precise advertising intervals for achieve a quick discovery, as stated on the Bluetooth Accessory Design Guidelines for Apple...
Hello,
I am using ble_app_uart_c and ble_app_uart example for data transmission between central and peripheral. I am able to transmit data successfully. I would like to know...
I write an application on nRF52 where the Watchdog Timeout event should automatically clear a GPIO and start a PWM signal on another GPIO using PPI.
The issue is that Watchdog...
Hi there,
I came across the function call "(void)dummy;" which I am trying to locate. Where can I find this?
__STATIC_INLINE void nrf_rtc_event_clear(NRF_RTC_Type *...
Hello,
I'm having issues linking the nordic memory module to my IAR project. Under the project options for the C compiler and assembler, I have included the appropriate...
It seems like there is the possibility of an infinite loop in the function nrf_twi_mngr_perform() near line 361 where it calls the user function. If the I2C bus is messed...