40-Pin GPIO Interface | Radxa Docs #1387
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In the GPIO Pin Number Calculation Example, it shows PB7 is the same as Pin 39("GPIOCHIP0 -> 7 + 32 * (A ~ K) -> 7 + 32 * 1 -> 39", but Pin 39 in the table(GPIO Features) shows that Pin 39 is Ground. Can someone explain these contradictions so I do not damage my board? Thanks! |
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40-Pin GPIO Interface | Radxa Docs
The Radxa Cubie A7Z features an onboard 40-Pin GPIO (General Purpose Input/Output) interface, providing highly flexible interface support for hardware expansion.
https://docs.radxa.com/en/cubie/a7z/hardware-use/pin-gpio
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