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...
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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...
Hello,
Could someone give me a hint with the following problem?
I am using two example projects (ble_app_uart_c, ble_app_hrs) to connect a central and a peripheral.
An...
Hi,
I am using the nrf-52840 DK.
I modified the pwm_library to output 125khz frequency.
app_pwm_config_t pwm1_cfg = APP_PWM_DEFAULT_CONFIG_2CH(125000L, NRF_GPIO_PIN_MAP...
Hi ,
The nrf connect for desktop programming works good on my desktop before.
The tool shows error message "cannot find module 'usb' " today.
I ever try re-install the...
I am working on integrated peripheral and central device used for indoor positioning. The device has two modes, at boot it is a peripheral for some duration of time then it...
Hello, we have been using a nRF51822 8-pin RF module for a while now for various products, the pinout is as follows: power, P0.00, P0.01, P0.09, P0.11, SWDIO, SWDCLK, ground...
Hi I try to implement DFU to our application using Mesh_SDK 2.0.1 and nRF5_SDK_15.0.0 When I use the DFU-Example everything works fine. I then implemented the DFU-code from...
Hi there, I have a custom board with nRF52840 and i am transferring fairly large amounts of data via uarte. I am also using my own driver. For some reason the attached device...
Hi,
I am Using NRF52840-DK Board. We are trying to transmit multiple data using NRFx_SPIM Example. for single reg read it is working fine.
please check below code is...
Hi,
I have certain doubts regarding simple message model .
1. Why simple_message_client_init or simple_message_server_init is never used? Don't we need this function to...
Hello,
I try to control led light of the thingy52 throw a MIT app inventor application.
I use the UUID : ef680300-9b35-4933-9b10-52ffa9740042
and thr characterixtic...
Page 362 of nRF52840 product specification version 1.0 March 18 shows A in 5 bits. The max entry is 0x0D (4 bits) and there has to be room for 8 entries in 32 bits. Hence...
hello, is there any way to generate DFU package without using command line. i am using segger embedded studio can directly generate dfu package in segger embedded studio please...
What is the wake time for module if i put module in system off mode in following cases .
case 1: Module will wake up by GPIO signalling
case 2: Module will wake up by...
Hello,
I need more details on DFU mode entering topic. I understand how to configure DFU to enter the bootloading mode on button press event but have dilemma about using...
I’m doing a project using NRF51822. We use P0.06 pin for PWM out while reading ADC from P0.01 P0.02 P0.03 & P0.04 .
As my experiment, when I’ve used P0.01 P0.02 P0.03 &...
