I saw that the app_timer uses the SWI0. Could you explain what it does and what the advantage is compared to "timer_list_handler_sched()" calling "timer_list_handler()" directly...
Hi, I used the sample code "Master Emulator->2.1.7.8226->Example code->nRFUart"
to develop a new project, and encounter some questions...
we update nRF6310...
Hello,
How many RX buffers are in S110 SoftDevice? I know there are 6 TX buffers (so you can send 6 packets per Connection Interval).
How is it on receiving?
Is it e...
My sensor is off-standard,so I have to use gpio to read and write my sensor.
Gpio IIC will take about 0.5ms to get data.
My app need send data every 7.5ms,it seems that...
Hi,
My android Proximity application fails on service discovery only for the very first time it connects with the devices(nrf51822 evaluation kit with sdk 5.2.0). Actually...
Has anyone converted the app note AN34 DTM Python script to C# or C/C++ ?
The Python DTM script is works OK with the setup specified in the app note AN34 figure 2, which...
Hi,
I have a serious problem, when I use uart of NRF51822 QFAAC0 to receive data from another MCU, I found that it will lost one bit at same position everytime. my SDK is...
If I were to design a product using nRF52840 & Thread. Normally, I would have to certify the product with the thread group and become a member. The thing is: - the product...
Hello,
I am developing a remote device which uses system off mode for idle state. I also have the condition where extra long press of any key that is beyond the long press...
My Peripheral is using the ble_conn_params module. I'm seeing that if my Peripheral calls sd_ble_gap_disconnect() soon after making a connection, the module will sometimes...
To the kind attention of Nordic support team,
I'm studying documentation in https://developer.nordicsemi.com/nRF5_SDK/nRF51_SDK_v5.x.x/doc/5.2.0/html/a00140.html where it...
Recently I check back again into att_mtu_throughput example in SDK 15.2. there seems to have some updates than in previous SDK, and I see this BLE_GATT_EVT_DATA_LENGTH is...
Dear all,
I am using the following peripherals in our product.
1. TWI Sensor
2. BLE
3. APP timer (1. to poll a gpio pin & as RTC)
4. SPI flash
5. 2 Edge sensitive...
Hi,
I am using nrf_queue to store data in queue which is inserted with time based interrupt at several milliseconds. Also same data from queue is fetched at bulk.
I am...
Hi,
I have modify a BLE program from ble_app_uart by using SDK 15.3, but the system will crash when I do following test:
Please find attach file for my code.
Step1...
I want to double check current draw in the nRF9160 low power modes and need some help in making sure I know how to do so.
I plan to use an oscilloscope for measuring current...
I hear that the GPS should now work with the onboard antenna of the nRF9160 DK for versions 0.8.5 and later. I also read that the asset_tracker application has been updated...
Hi All,
I'm referring to generic on/off ble mesh example code and we are in the development stage.
I would like to know which pins are used for PA and LNA in the example...
HI
In our application we are using "app_sched_event_put" function but its showing [NRF_ERROR_NO_MEM] when i debugged it please look the screen shot.
The sdk we are...
Hi:
for "ble_app_hids_mouse" example ,it has SWIFT_PAIR_SUPPORTED.
Does HID_keyboard also have this feature?
Could I move swift_pair from "mouse example" to "keyboard...
Hi,
I have an ADC which is interfaced with the nrf52.
The samples from the ADC are collected every 2ms (500Hz sampling rate). I store these samples, and when the number...