I am trying to find out the part number of the antenna (I assume it is a PCB antenna) used in the nRF51 DK ( www.nordicsemi.com/.../nRF51-DK) . I found a lot of similar questions...
Hi.
I am using the NRF52 Development board, on Keil uVision, to implement a C program that uses Dynamic Structs. The Structs re-size themselves ( by increasing their capacity...
Hello,
I have an NRF51822 (redbealab ble nano) that I would like to use to count pulses in very low power mode.
Pulses are asynchronous
The rate of pulses can...
Hi
I'm attempting to read a PT-100 sensor value that is part of a voltage divider using a nRF52.
Both the reference resistor and the PT-100 is sampled while the voltage...
Hi
I have been searching the forums, but were not able to find an answer to my question.
I'm trying to sample 4 analog inputs on the nRF51-DK using the ADC hal. (SDK10...
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I have been trying to get two NRF24L01 chips communicate with each other since a week now, without much success. All what I can find on the net is Arduino examples using...
Hi
I have done several projects with the nRF905. I know the device quite well. Normally I use the CD, AM and DR interrupt pins to determine the status of the device, my current...
How to select nrf528332 UART clock source, how to make the serial port baud rate not change with temperature?When the baud rate is 9,600, the baud rate varies greatly with...
i have a problem with ble_nus_send_string function, the BLE_NUS_MAX_DATA_LEN is 20 bytes but i need to send 1kb every second, is that possible? i tried to put ble_nus_send_string...
Hello Nordic Team,
in an application where space and cost is an issue: how cirtical do you estimate the 15nH inductor on the Output of the DCDC? (L5 in nrF51x22 ref-design...
hi
I am a beginner,i have two questions.
1、when i use the nrf52832 to read the inner temperature,i find the nrf_temp_init function is :
static __INLINE void nrf_temp_init...
Dear support team,
Can a Thread Boarder Router have Leader role? I have not seen any document which mention about it but all the Thread topology diagram have independent...
Hello,
I am not able to make the FDS work. Here is my setup
NRF51
SDK 12.3
S130 (2.0.1), i.e. s130_nrf51_2.0.1_softdevice.hex
Using peer manager as well...
We've been using bonding on our device for a while and have a lot of experience there, but we are now attempting to add "Just Works" pairing support that is a configuration...
nrf52832.
SDK14.2
Segger ES V3.34a
I am using nrf_drv_saadc_calibrate_offset() and find the next sample immediately after the calibration is erroneous.
There is...
Hi, I would like to use a nRF51 Dongle to connect to BLE devices and retrieve some data.
I already tried my scenario through nRF Connect for Desktop and it works, so I assume...
Hi,
I have a SPI sensor on an nRF51822, developed in mBED. To save battery power, I want to disable SPI while in ble.waitForEvent(). The only reference I could find is an...
Hi, I'm using Master Emulator API 2.1.7 and am having difficulties determining where I should be processing an acknowledge packet being returned from the slave after transmitting...
Hello,
I have been trying to have a central/peripheral device read UUIDs and RSSI values from surrounding peripherals using their advertisements and without actually connecting...
And base the nus service ,each peripheral can send message for cenrtal to other peripheral like mess.
I doubt it is possible because this example is base on the LED Button...
I'm building a smarthome application.
IPv6 over BLE not support mesh topology that is quite inconvenience to extend network. My teacher require me that this application...
I am working on custom programming of nRF52832. I have little experience of Preview DK. I took help of examples in SDK v15 and came across nrf_pwr_mgmt.h header file which...
