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...
Hi,
I have a issue with the output regulation of REGOUT0.
I have a custom board based on the NFR52840-CKAA (revision D). I designed it in high voltage mode because I have...
Hi, I'm getting a crash when discarding an advertising packet.
Roughly what I do is:
Which crashes at advertiser_packet_discard().
GDB trace:
It looks like packet_buffer_pop...
When and by what logic Peer Manager performs garbage collection on FDS?
I have a single number stored also in FDS and I’m wondering if gc performed by Peer Manager will...
Hello,
I'm still just starting to deal with Zigbee and I have a question. I use 2 nRF52840 chips. One as a Zigbee Coordinator (CLI in SDK\examples\zigbee\experimental\cli...
Hello Sir
Sir i am try to sending the some text to nrf 52840 board,if you have any document please send it.
and how to do this process ? Sir please explain
Hi ;
If there is a ble message coming , but this time ble is getting data from sensor , what will happen ? Will it device reset ? Would you give me any idea to avoid this...
Dear all,
We have a question.
Did any body tried to make so that Bluetooth Mesh 4.2 works in PARALLEL with Bluetooth 5.
Some schedule reserved for BLE MESH 4.2 and some...
Hello,
I never used BT modules before. I'm going to buy some bluetooth modules to add wireless to an existing board.
I need module with following characteristics:...
Hi,I want to write the firmware to 52832 from android system by UART .I have readed the firmware into bytes, and then do not know how to compose the bytes to write into serial...
I have the following situation:
My device receives a number of RF packets, changes to TX mode, sends some data, goes back to RX mode and it should be able to access the...
Hi,
my application is normally a BLE scanner, listening for beacons. This runs OK.
Now, I tried to add a tested piece of connectable gap/gatt firmware, that runs fine...
Hi ,
in the RTOS example, you set
configTICK_SOURCE as FREERTOS_USE_RTC and configCPU_CLOCK_HZ as( SystemCoreClock ) .Since SystemCoreClock is 64mhz, why did you not set...
I am trying to understand why when I connect the nRF52840 Dongle using nRF Desktop I get this message in the log:
2020-02-26T23:12:13.293Z INFO Connectivity firmware version...
Hi Team,
We are using nRF 52840 chip for our development of product.
As of now the settings for BLE data transfer are as below.
MIN_CONN_INTERVAL 20 // which is the...