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...
Hi
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...
Hi,
I need to upgrade the bootloader i.e mcuboot . so I decided to use primary immutable bootloader and secondary upgradable bootloader as per below link https://developer...
Hello,
I use SDK16 and softdevice S140. I want to use UART to upgrade firmware. Do you have sample code for SDK16? Do I need to install python and nrfutil on my computer...
Hello
I have managed to get two NRF5340DK linked and measured their throughput. Now I need to change their Output Radio Amplifier Power to -3dBm and test again. I use the...
Hi,
I develop a python software that flash 2 nRF chip (nRF52840 & nRF9160) with pynrfjprog (version 10.15.2). All the dll are wrapped into the generated exe and the jlink_arm_nrf_worker...
Environment
Platform: Windows 7
IDE: SEGGER Embedded Studio for ARM V5.42a (64bit)
SDK: clean nRF5_SDK_17.1.0
Project: usbd_ble_uart_c_v4 and modify with usbd function...
Hi All,
I have implemented sleep mode in the firmware. I am using NRF52833 in my project. When the device is in idle state it goes in sleep mode. Now I wanted to wakeup...
Hello,
SDK17.2, nRF52840, Keil5, SIP cannect to a OLED,
now, i want to OLED show text "DFUing" in the bootloader,
when no app, bootloader can show text in OLED, but...
Hi Sir/Miss,
I'm using nrf52832, softdevice s132 and SDK 17.0.2.
In specification, I saw nrf52832 has a ultra low power mode.
It's in system on with full retention RAM...
Hello Devs,
My device is passing through a certification process and shows up a question, which is the maximum altitude for nrf52810 for functionality. If exist any maximum...
hi, i am using nrf5340 custom board, i m trying to recieve data through uart in nrf5340 custom board from some other board.
i have defined separate pin numbers for rx and...
Hi,
I am starting to play with the nRF9160 as a modem with an external MCU and I can see that the CMUX multiplexer (GSM 07.10) is not supported by the internal modem....
I set static passkey to "123456" and enter "123456" in nRF Connect passkey request dialog. But sd_ble_gap_sec_params_reply() return 0x8 error code.
static void ble_evt_handler...
Hey! I am starting my studies in the BLE protocol and I would like to send the ZE03 sensor data through the Nordic UART Service (NUS).
The sensor continuously sends 9 bytes...
I have to interface the spi flash with NRF52 to store the data and retrieve the data back. Read, Write and Erase the data collected from sensors. The problem is the device...
Dear Nordic，
We have developed a product based on nRF52832 with DCDC regulator and no external crystal. The radio transmit power is 4dBm and the advertising interval time...
