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...
Hi,
in the NRF52832 documentation the TX chain delay is 0.6 µs while the RX chain delay is 9.4µs.
Does that mean if transmitting two packets in a row to the same receiver...
Hello everyone,
I have been using nrf52 IoT SDK for MQTT implementation. Everything works fine as long as I am publishing or receiving only one character i.e.
param...
In Bluetooth Spec (CoreV5.0, Vol6, Chepter6, Section1) it is mentioned that the random private address is generated periodically by a timer handler. I could not find any mention...
1.specification says that we should trigger EP0STATUS task to initiate the status stage for control transfer(read/write).
actually nrf52840 will auto ack the OUT TOKEN...
In Eddystone example in SDK 12.2.0, APP_MAX_ADV_SLOTS parameter is by default 5, but if I try to use less than 5, an error appears in es_flash.c because in the code, 5 slots...
hello there i want to scan particular device. so i am using whitelist. i change in hear_rate center code. but its not working. other unwanted devices are also scanned. i am...
Hi,
We are working with the nrf51822 on mBed platform
We have created the following profile under deviceinformationservices
in main.c
uint8_t DataCounter = 100;...
Hi there!
I found out that there is some problem in the example ble_app_hrs_rscs_relay in nRF5_SDK_11.0.0_89a8197. I want to restart advertising when adv timeout. I did as...
I'm trying to use app_timer_cnt_get() to implement an RTC Calendar system on a Gigawit module (nRF51822).
I have a test app_timer that has presacler=0 and period=3 seconds...
This is no a question, but i was not sure where to post it.
I was trying to use the nrfjprog command with the new version of SEGGER JLink, but the terminal output was ...
Hi! I'm trying to work with the beacon kit, but I have some confusion about which type of sdk I can use because with some example that I have found it doesn't work.
Besides...
When i use ble_app_hrs to connect with hrs demo(ble_app_hrs example), everything is ok.But when i connect to a heart rate monitor, it always disconnect.The print information...
I try to stop the advertising by using ble_advertising_start(BLE_ADV_MODE_IDLE) when the advertising is ongoing. It fails.
Please tell me how to stop advertising when the...
I have a problem where a central device (iPad) has to connect to a peripheral (running nrf51822, s110) as quickly as possible, receive data and disconnect again.
Right...
