arduino tag

71 questions

1 answers
332 views
0

Spresense analogRead() is very slow

I used Arduino and Spresense to measure the voltage of the analog input pin using the analogRead function, but it took 15 ms (1.5 seconds for 100 times in the program), is it this slow?Is there any wa...

spresense arduino

2 years ago

1 answers
368 views
0

Input/Output Switching for Arduino

Arduino is a program and every pinI will decide in advance what kind of pin to choose, but is it not possible to input and output by program depending on the situation of the program?For example, when...

c arduino

2 years ago

2 answers
310 views
0

I want to use libjpeg in SPRESENSE Arduino

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.

spresense arduino

2 years ago

1 answers
156 views
0

Sony SPRESENSE Bluetooth LE Add-on board SPRESENSE-BLE-EVK-701 wants to advertise with its own Service, Characteristic

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...

spresense arduino bluetooth

2 years ago

1 answers
145 views
0

To stop and resume loops with an if statement

I am making a work using serial communication between Arduino and processing.I have sent the switch ON/OFF data obtained from the two tact switches connected to Arduino to Processing.I would like to u...

arduino processing

2 years ago

1 answers
68 views
0

Error Initializing Objects in C++

The following code will cause an error.US>Error Contentsmain.cpp:5:44:error:use of deleted function 'SerialPrint::SerialPrint()' SerialPrint_serialPrint=SerialPrint(); main.cpp #include main.h// Seri...

c++ arduino

2 years ago

2 answers
69 views
0

spresense Arduino IDE timer interrupt

I don't know how to use the following.Could you give me an example sample? void attachTimerInterrupt(unsigned int(*isr)(void), unsigned intus);

arduino spresense

2 years ago

1 answers
68 views
0

I don't really understand the Arduino switch schematic.

https://www.arduino.cc/en/Tutorial/ButtonHere's a schematic diagram of this page, and I know the circuit around the button, but what is the red and black jumpwire that extends to the right end of the ...

arduino

2 years ago

1 answers
124 views
0

About the Presense camera Sample Code

If you connect the camera module with sprense and execute the following sample code with Arduino IDE, The error statement variable or field'CamCB'declared void appears.void CamCB(CamImage img) seems t...

arduino spresense

2 years ago

1 answers
111 views
0

High-resolution audio recording in wav format based on the Presense Arduino Library sample code

What do you want to doConnect the 8ch digital microphone to the Sony Spresense and 　Audio library records high-resolution band (at least 20 kHz) sound with 192 kHz sampling and 　Save to SD Card as a w...

arduino spresense

2 years ago

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