Software and Softdevice: SDK 12.3.0 keil5
Platform: Windows 10
Hardware: NRF52832 DK
I am trying to combine WDT and FATfs together. But once I have both of them, there...
I am trying to get a good handle on the difference in average power consumption between BLE point to point and Zigbee on an nRF52840. We have battery powered products and...
Hi, For my project, I need to design a BLE packet sniffer which scanning the 40 channels. Therefore, I need 40 dongles are connected to a computer that can read and transfer...
I am writing code to get a nrf52840 DK to associate with an existing 802.15.4 coordinator using the 802.15.4 API module within SDK 15.2.
I've called "mlme_scan_req" and...
Currently, I am able to use Mqtt Publisher or Subscriber with only one Nrf52 device. I can ping to the device with link-local address.
I am using Nrf52832 with SoftDevice...
Hi everyone,
After days of figuring out how CMake works, I try to write a CMakeList.txt myself, and decide to put my progress on this community. Right now, using CLion with...
i am using nrf 52832, i got SAADC example code from sdk. that code done by using timer. i could not understand timer section. Is available SAADC simple example code without...
I had a mbed firmware running on a ST Nucleo 64 that periodically query a sensor for data. It only use the I2C, a button interrupt and a LED for heartbeat. I ported it to...
Hi,
I want to know that if the TWI easyDMA in nRF52 can help in achieving this task:
we want to read from TWI each 10msec based on a timer interrupt and write...
Hello:
I have detected a problem with a timer on my program.
I can solve it, but I would like to understand what is happening exactly.
My program starts to scan BLE signal...
I'm writing the client-side code for the Nordic DFU service and according to the spec, the DFU packet characteristic uses Write Without Request. Are there any examples of...
Hi,
I'm trying to implement a HID gamepad on nRF52832. Here is my situation:
nRF is receiving frame over UART from master uC every 15 ms. Frame is being converted and...
I was trying to track down high, approx. 6mA, processor current consumption and I have found high current consumption if the FPU executes a divide by 0. If I comment out the...
When I start the "ble-sniffer_win_1.0.1_1111_Sniffer.exe" program I get this screenshot:
The port was found correctly (COM4) but I see no devices found.
Am I missing...
Which is more lower power consumption,system off mode or system reset (according to nReset/SWDIO pin Lo) when we don't use nRF51822 for a long time ?
Our products have...
Hello,
I have this code
if (NRF_SUCCESS!=nrf_drv_twi_tx(&m_twi,devAddr,®Addr,1,true))
return false;
unsigned int err_code = nrf_drv_twi_tx(&m_twi,devAddr,data...
Hi.
I'm using PCA10028, SDK10.0.0 S130.
I think "ble_app_hrs_rscs_relay" provides Central function and Peripheral function.
So it should be advertising right after running...
My program doesn't use SoftDevice.
In Reference Manual 3.0 page 52: "A HFCLKSTOP task will stop the HFCLK oscillator. However the HFCLKSTOP task can only be sent after...
Hi,
I've looked at the example codes provided by Martin in these two topics for communicating to a MPU6050 through TWI:
1- devzone.nordicsemi.com/.../ (uses SDK 9)
...
When we add a uuid will follow the steps below
err_code = sd_ble_uuid_vs_add(&nus_base_uuid, &p_nus->uuid_type);
// Add the service.
err_code = sd_ble_gatts_service_add...
