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...
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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...
Hi all,
I am using sdk12.0.0 and i am trying to build the alert_notification from examples.I have installed GNUARM toolchain version 4.9 2015q2 and I am using eclipse.
Following...
The nrf51.xml file that was included with the SDK 9.0.0 was located in the directory structure here:
nRF51_SDK_9.0.0_2e23562/SVD/nrf51.xml
In SDK 10 and 11 this file has...
Hi,
I would like to use my NRF51DK with SDK11 and SD130 to control my SSD1306 OLED screen over TWI/I2C.
To refresh the OLED screen, we have to send it the whole display...
I recently experimented with the TWI Transaction Manager and found the following:
This function would cause HardFault Error
void _BAD_read_func(app_twi_t* param_p_app_twi...
I build esb_ptx example in sdk12, download in nRF52832 board, but from uart tool, I can not see log.
I have enabled log in sdk_config.h, and in options for target 'xxx' ...
Hi,
I have a DFU issue. Using Visual GDB IDE and gcc tool chain.
I Can get my signed application generated into zip then DFU it into the device which all works.
Once...
Looking at the radio notification code in components\ble_radio_notification, it looks like there isn't an option to use the NRF_RADIO_NOTIFICATION_TYPE_INT_ON_INACTIVE event...
Hello,
I am reading mpu9250 and providing timestamping with events. I want to create timer so that when the timer will be called reading of mpu9250 will begin and when...
Hi there
I have encountered another issue with a repeater that I am working on.
The program follows this basic sequence:
Setup as NRF_GZLL_MODE_HOST
Wait for...
Hi, I am trying to use NRF_CLOCK_LF_SRC_RC as clock source with the following settings:
pca10040.h
#define NRF_CLOCK_LFCLKSRC {.source = NRF_CLOCK_LF_SRC_RC,
.rc_ctiv...
Hi,
Am having application with Freertos in which am creating 4 tasks + ble task using Freertos API's. Application is running as expected without any issues.
But in 4...
Am flashing SD 3.0.0 and secure Boot loader and then updating application (with Freertos) via bootloader .Application boots up no issues.
am facing below issues.
1.Am...
Hello,
I've checked the timing diagrams for the CE and IRQ on the datasheet but I would like to know if anyone has actually tested them with an oscilloscope? If yes could...
