165 questions
I would like to use libjpeg in SPRESENSE Arduino.It seems like it can be used as a library in SDK, but how can it be used in Arduino environment?I would like to move libjpeg on the subcore.
Normally, I put SPRESENSE in a sleep state and try to get up with a tap switch (buttonPower).In the sketch setup, there are the following steps, and if the button changes, you will reach a routine (re...
Visual Studio Code no longer displays serial terminals.(Image below) With TeraTerm, NuttShell can launch and run the app, so it doesn't seem to be a port driver issue.4.5.1. Serial Port Configuration ...
I'm using Presense sdk v1.5.0 (VS code) I created myapp by adding appI want to use spi4 from myapp_main()The image is as follows, but the inclusion doesn't go through.I don't know how to use it at all...
I am building a development environment for the Spresense SDK Start Guide (CLI version).3 3. Install Bootloaderin Download ZIP Files Open the link provided in the Download URL and download the ZIP fil...
I purchased the SPRESENSE Bluetooth® LE Add-on board SPRESENSE-BLE-EVK-701.BLE Module Documentation for this add-on boardMK71251-02 User's ManualAT Command Application User's Manual for MK71251-02AMK7...
In the Arduino IDE 1.8.9+Spresense (1.4) environment, SDHCI>>read_write.ino can write to SD successfully, but Camera>>camera.ino becomes Insert SD card!board_sdcard_enable:ERROR:Failed to ...
DNNRT dnnrt;DNNRT dnnrt2;The second DNNRT bigin() will fail.
When dnnrt.forward() files learned in nnc in the Spresense and Arduino development environmentI have a few questions about the size of the nnb file.Does the size depend on the core (main or sub) to be...
After correcting Sony Spresens' Arduino sample = gnss.ino, storing the location measurement results in SDcard, and plotting the latitude and longitude to QGIS, I feel that the location accuracy is not...
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