For Raspberry Pi Series GPIO Screw Terminal Expansion Board 40Pin 3.3V 3A
15,93 €
GPIO status observable. Those LEDs of various colours show the status information of the pins and show the different types of pin status by different colours. For example, the 5V power light is red, while the 3.3V power light is pink, the special function pins have dark blue indicators and the normal GPI0 pins have light blue indicators.
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