gpio tag

6 questions

1 answers
112 views
0

Can 6-9, 12, and 13 pins be used as GPIO for pin assignment on the main board of the spresense?

Looking at the SPRESENSE specification, it is divided into three parts: CXD5602 pin nameArdirno pin nameFunctoin pin nameI need two UARTs and six GPIOs for an external connection, and one of the UARTs...

spresense gpio

1 years ago

1 answers
105 views
0

Can 6-9, 12, and 13 pins be used as GPIO for pin assignment on the main board of the spresense?

spresense gpio

1 years ago

1 answers
80 views
0

Raspberry Pi connects to CO2 sensor and displays "None" when running program.

I would like to measure Co2 concentration using Raspberry Pi3.I am connecting to the following site for reference.None appears when the program is running and cannot be measured.I'm at a loss because ...

python raspberry-pi gpio

1 years ago

1 answers
77 views
0

Transmitting Infrared on irrp.py doubles the signal

I used RaspberryPi3B+ as an infrared remote control and used it for lighting.At one point, the update failed and 3B+ stopped booting, so I re-entered the operating system.Then, I couldn't operate with...

python python3 raspberry-pi gpio

1 years ago

2 answers
100 views
0

Understanding the Use of GPIO Control Functions in the SPRESENSE SDK

I'm trying to control GPIO with SPRESENSE SDK.Include the following I tried to use board_gpio_config or board_gpio_write, but I got an error message and couldn't use it.Do I need any special settings ...

spresense gpio

1 years ago

2 answers
89 views
0

Raspberry Pi loses power when connecting the GND of the CO2 sensor.

I'm a beginner at Raspberry.The CO2 sensor MH-Z19 and Razpie 3 model B are trying to be male-mixed.However, if you connect the 6th GND of the Raspie GPIO to the sensor side GND (number 7), the Raspie ...

raspberry-pi gpio sensor

1 years ago

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