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![a) SS and MISO Pin, (b) SS and MOSI Pin, (c) SCK and MISO Pin, (d) SCK... | Download Scientific Diagram a) SS and MISO Pin, (b) SS and MOSI Pin, (c) SCK and MISO Pin, (d) SCK... | Download Scientific Diagram](https://www.researchgate.net/publication/324699028/figure/fig2/AS:618569586995201@1524489890403/a-SS-and-MISO-Pin-b-SS-and-MOSI-Pin-c-SCK-and-MISO-Pin-d-SCK-and-MOSI-Pin_Q320.jpg)
a) SS and MISO Pin, (b) SS and MOSI Pin, (c) SCK and MISO Pin, (d) SCK... | Download Scientific Diagram
![microcontroller - Why wouldn't an SPI SCK pin be a GPIO OUT pin too? - Electrical Engineering Stack Exchange microcontroller - Why wouldn't an SPI SCK pin be a GPIO OUT pin too? - Electrical Engineering Stack Exchange](https://i.stack.imgur.com/PHieg.png)