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...
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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...
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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...
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We are using the nRF52832 chip in a design and try to reduce the cost for the product. I have some ideas to simplify the circuits but have some questions about the capabilities...
After clicking on Raw Data in Nrf connect App I am getting this 0x0201041AFF590000150112233445566778899AABBCCDDEEFF0FFFFFFFFC3. what are 0201041AFF these bytes ? can I remove...
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There is a lot of sleep mode at 5.2.1.1
Could you explain what the different between "ION_RAMON_EVENT", "ION_RAMON_POF", "ION_RAMON_GPIOTE", and "ION_RAMON_GPIOTEPORT...
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I just added some more data to my iBasis SIM card, but I can't seem to find the receipt for the purchase. Where would I find the receipt for this purchase?
Thank...
Hi there,
I have a few questions regarding the Development Kit hardware design. I just bought up the polygon pour manager. I noticed that all layers except Mid-Layer 2 are...
In the documentation, its suggested that the antenna should have a matching network between the WLCSP NRF52832 and the 50 ohm transmission line that looks like this:
...
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I am working on SYSTEM ON mode with Low power mode also called Idle mode in nRF9160 module.
I was able to go to Idle mode with current consumption of 6uA with...
Hello there,
I created a project a while ago with the SES and the SDK 15.x. For a new Project, we would like to move to PlatformIO. Right now I am evaluating where we will...
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I recently made my own PCB for a project. On the PCB I am using a Laird BL654PA Module with external antenna. All the I/O's work great but im struggling with the...
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We had met problem at buttonless DFU with bonded information at Andriod set-top-box.
The problem we saw is we can not know when the ATT table is different at andriod...
I'm trying to wait on a single POLLIN event on a net socket, but I'm finding that poll() will still return immediately with the POLLIN event even if it's not set in the struct...
Hi , I am developing a zigbee project using nrf52840 using NRF52 zigbee sdk . I had to do some changes in zboss header files ( zb_config_common.h and zb_config.h ) to change...
I'm using the NRF52840-DK with the SB40 jumper cut, then powering through P21 and measuring with an ammeter across P22. USB is unplugged during measurement. I'm using zephyr...
Hi,
Eventhough I am able to communicate with my I2C slave, this message appear for every transmision.
[00:00:00.709,350]
[1;31m<err> i2c_nrfx_twim: Error 195952641...
