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...
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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 have a central device call C_Board. It is scanning to find device has name is "123456" . This meaning is any device has name "123456" can connect to C_Board. Have any...
First of all, how do I know which version of the SD I'm working with when I'm flashing an example app from an SDK? I know I'm flashing SD 132, but I need to know the exact...
Hi,
I'm using SDK13.0 with nRF52840. Now I'm doing the DFU by the UART through MCU. But we meet a big problem, MCU is hard to read the infomation in the .dat and .json...
Hello, I'm building an Android application for DFU. I have a zip file and am downloading it and getting the content URI after download and using it in starter.setZip(contentUri...
I have been working on a custom board that uses a taiyo yoden EYSHJNZXZ module.
A tact switch is connected between P0.21 and GND.
I want to use this switch simple input...
Hello.
Apple recommends some very specific and precise advertising intervals for achieve a quick discovery, as stated on the Bluetooth Accessory Design Guidelines for Apple...
Hello,
I am using ble_app_uart_c and ble_app_uart example for data transmission between central and peripheral. I am able to transmit data successfully. I would like to know...
I write an application on nRF52 where the Watchdog Timeout event should automatically clear a GPIO and start a PWM signal on another GPIO using PPI.
The issue is that Watchdog...
Hi there,
I came across the function call "(void)dummy;" which I am trying to locate. Where can I find this?
__STATIC_INLINE void nrf_rtc_event_clear(NRF_RTC_Type *...
Hello,
I'm having issues linking the nordic memory module to my IAR project. Under the project options for the C compiler and assembler, I have included the appropriate...
It seems like there is the possibility of an infinite loop in the function nrf_twi_mngr_perform() near line 361 where it calls the user function. If the I2C bus is messed...
I had a running environment under Mac OS Sierra.
I switched to high Sierra (beta) and now
nrftuil cannot import a file that looks like it is there to me!
++++++++...
Hi, I'm trying to build the secure_dfu_ble_s132_pca10040_debug project and apparently need to add the mico-ecc library. The SDK instructions for building the library call...
Hi Everyone,
I am trying to record data from ADC to a SD card every 500ms using nrf52832.
I am following the fatfs example. Before I had a problem whereby every approximately...
