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...
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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...
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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...
i made this project to try to create RSC service on arduino
developer.bluetooth.org/.../runningspeedandcadence.zip
unfortunately the server starts but i'm not able to...
I am working with nrf51, SDK 11, S130, Keil uVision 5 and have an Application with RTX and want to use DFU OTA.
The bootloader works with the app_hrs_dfu example.
When...
Hi, I tried to enable non-connectable advertising timeout using the macro APP_CFG_NON_CONN_ADV_TIMEOUT in es_app_config.h, but it has no effect. I test this using nRF connect...
Hello,
When I call TASK_START in SPI Master it does not start a transfer. According to registers all seems to be set.
I found what was the problem. When I called TASKS_SUSPEND...
I am using SDk 11. S130 V2.0
What is the equivalent of spi_master_evt_handler_reg ?
I just want to configure my handler to receive the interrupt of the SPI master.
Please...
Hello, I've just purchased nRF52 dev kit and I'm using ble_app_uart example from SDK_12.2 to send/receive data from one pc (which is connected to the dev kit through usb)...
I have been trying to use nRF5 SDK 12 on nRF52 Preview DK by using PCA10040 instead of the removed PCA10036. But example 'ble_app_hrs' that uses SoftDevice S132 v3.0 do not...
Hello,
I am developing a custom board using nRF52. In my previous custom board, the total current consumption is 15mA with DCDC regulator enabled. I want to reduce this...
Hi,
I'm trespassing some code of nRF51 to nRF52 (s132, SDK 12.2.0) and I get an error when I try to call sd_ble_gatts_rw_authorize_reply. This is the code
case BLE_GATTS_EVT_RW_AUTHORIZE_REQUEST...
I'm using the beacon example (SDK 12.2.0) which I've modified slightly so that a sensor output initiates advertising for 20 seconds with LED1 flashing accordingly. I want...
Hello I was working with the Flash Storage examples in the nordic github repo. I noticed that the FDS example while it has a IAR Workspace it does not have the associated...
Hi,
I am having trouble with buttonless DFU on my application. I am working on custom hardware on the nRF51822, SDK10.0.0, S130.
When I enter DFU from my application...
I'm working with pca10028.
Then gpiote interrupt is triggered twice.
Why is this happening?
And what is BUTTONx_EXT connected to PCAL6408A(U7) in schematics?
Hi,
I am new to nordic development. I have programmed segger program softdevice by s110_nrf51_8.0.0_softdevice.hex and program bootloader by dfu_dual_bank_ble_s110_pca10028...
My project is to communicate with the AD7780 via SPI.
Nrf is the master and AD7780 is slave. I am know implementing my solution referring to an example i found about SPI...
