As the tittle,can anyone tell me how to save data to the flash with nRF51822 ? I use SDK9.0.0 and S110. before I turn off my machine, I want to save several parameters to...
I use example from SDK 13 ble_app_uart_c.
I changed uuid to my uuid from nrf51 peripherial device. I get event BLE_GAP_EVT_CONNECTED
where made
err_code = ble_db_discovery_start...
dear all,
i need your help.
Where we are:
We use mbed software developer platform.
We have BLE Nano V1.5 + MK20 USB Board V1.0 from RedBear.
We are able to generate...
Hi:
environment:
target board: DK52 board and run LWM2M example of IOT-SDK v0.9
router: ubuntu 16.04 on VM and runs bsserver and LWM2M server on ubuntu 16.04 ...
Hi,
I'm interfacing a nrf51822 and a H8/3294. My question is how much can I drain a the txd pin of the H8/3294. That means my question isn't really about nrf51822.
In documentation...
Hi,
On the 3.30 of nRF52832_Rev_1_Errata_v1.5.pdf, the sleep current with LFXO active is 0.5μA higher.
I am using a nRF52832 module with the low frequency crystal oscillator...
I'm trying to use the BLE CLI example (ble_app_interactive) available on nRF5_SDK_17.0.2 on my nRF52840 chipset (on a BL654 kit) and as soon as the interface starts I receive...
Greetings,
I've got the power profiler app (v3.0.3, installed via the nRF connect desktop app v3.6.1) running under both Linux and Windows.
With windows, seems to work...
Hi, everyone,
I am pretty new to nRF52 development. Right now,I want to turn SAADC off at low power and turn it back on when wake up, but after nrfx_saadc_uninit(); When...
I am configuring the ANT+ scan on two separate channels with the following parameters:
ROMDATA_T ant_search_config_t aprfant_dynastream_search_config = { .channel_number...
Hello,
I am currently evaluating Nordic Thingy 52. I am planning to receive the sensor data on my custom BLE application (will be written in C using libbluetooth) running...
Hi
Attached is my pcb file. I select nrf52805_caaa, Can you help me check the pcb file? maybe the pcb is something wrong. I can download hex ,but can not debug it , when...
*** SOLVED PARTIALLY ***
Hello again,
I solved my problem partially, the part that reads accelerometer value and transmit BLE advertising data as beacon works fine.
...
Hi,
I want to use a MPU6050 sensor with my nrf52832 board.
I connected the SDA and SCL pins of my sensor board with the pins P0.26 and P0.27 of my nrf52832 board, respectively...
Hello. I'm working with multilink example and I've got some problem. I want to send data to specific peer device, but after restart central or one of the peer, they reconnects...
Hi. I have a problem with Segger Embedded Studio. I always get more than 100% of RAM usage when building project on SES, even if examples projects from SDK . Anyone know what...
Hello, I have the following question. I'm trying to program my firmware via DFU Bootloader and nRF Connect (smartphone). That works perfectly with the test board SparkFun...
Hi,
I am using the two units talking with each other for the BLE uart.
One is running with the example ble_app_uart_c_central. The other is running with the ble_app_uart_peripheral...
Hi, After updating my nrfConnect to 3.6.1, I had issues using my J-link being unrecognized in the programmer app. The J-link I'm using is part of a Silicon Labs Dev Kit, checking...
Hi, I was wondering if there are any problems with connecting VDD to an external power supply when using nrf52840 in the high voltage mode? I would like to connect VDDH to...
Dears,
1.I want to know when working at USB CDC mode, what's the phy rate could be supported? And what's real rate is it?
2.Could customer customized their private protocol...