View source for 40 pins GPIO comparison table

* '''40 pins GPIO comparison table'''
::{| class="wikitable"
|- 
|style="background: SteelBlue; color: white" | '''Pin#'''
|style="background: PaleTurquoise; color: black" | '''NanoPi 2'''      
|style="background: Aquamarine; color: black" | '''NanoPi 2 Fire'''      
|style="background: SteelBlue; color: white" | '''Pin#'''  
|style="background: PaleTurquoise; color: black" | '''NanoPi 2'''         
|style="background: Aquamarine; color: black" | '''NanoPi 2 Fire''' 
|-
|style="background: SteelBlue; color: white" |'''1 '''   ||  SYS_3.3V         ||    SYS_3.3V        ||style="background: SteelBlue; color: white" |'''2'''     || VDD_5V            || VDD_5V
|-
|style="background: SteelBlue; color: white" |'''3 '''   || I2C0_SDA          || I2C0_SDA           ||style="background: SteelBlue; color: white" |'''4'''     || VDD_5V            || VDD_5V
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|style="background: SteelBlue; color: white" |'''5'''    || I2C0_SCL          || I2C0_SCL           ||style="background: SteelBlue; color: white" |'''6'''     || DGND              || DGND
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|style="background: SteelBlue; color: white" |'''7'''    || style="color: Red" | UART4_RX/GPIOB28  || style="color: Red" | GPIOD8/PPM         ||style="background: SteelBlue; color: white" |'''8'''     || UART3_TXD/GPIOD21 || UART3_TXD/GPIOD21
|-
|style="background: SteelBlue; color: white" |'''9'''    || DGND              || DGND               ||style="background: SteelBlue; color: white" |'''10'''    || UART3_RXD/GPIOD17 || UART3_RXD/GPIOD17 
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|style="background: SteelBlue; color: white" |'''11'''   || UART4_TX/GPIOB29  || UART4_TX/GPIOB29   ||style="background: SteelBlue; color: white" |'''12'''    || style="color: Red" | GPIOB26           || style="color: Red" | GPIOD1/PWM0
|-
|style="background: SteelBlue; color: white" |'''13 '''  || GPIOB30           || GPIOB30            ||style="background: SteelBlue; color: white" |'''14'''   || DGND              || DGND
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|style="background: SteelBlue; color: white" |'''15'''   || GPIOB31           || GPIOB31            ||style="background: SteelBlue; color: white" |'''16'''   || GPIOC14/PWM2      || GPIOC14/PWM2
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|style="background: SteelBlue; color: white" |'''17'''   || SYS_3.3V          || SYS_3.3V           ||style="background: SteelBlue; color: white" |'''18'''    || GPIOB27           || GPIOB27
|-
|style="background: SteelBlue; color: white" |'''19'''   || SPI0_MOSI/GPIOC31 || SPI0_MOSI/GPIOC31  ||style="background: SteelBlue; color: white" |'''20'''    || DGND              || DGND
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|style="background: SteelBlue; color: white" |'''21'''   || SPI0_MISO/GPIOD0  || SPI0_MISO/GPIOD0   ||style="background: SteelBlue; color: white" |'''22'''    || PWM0/GPIOD1       || UART4_RX/GPIOB28
|-
|style="background: SteelBlue; color: white" |'''23'''   || SPI0_CLK/GPIOC29  || SPI0_CLK/GPIOC29   ||style="background: SteelBlue; color: white" |'''24'''   || SPI0_CS/GPIOC30   || SPI0_CS/GPIOC30
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|style="background: SteelBlue; color: white" |'''25'''   || DGND              || DGND               ||style="background: SteelBlue; color: white" |'''26'''    || PWM1/GPIOC13      || GPIOB26
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|style="background: SteelBlue; color: white" |'''27'''   || I2C1_SDA          || I2C1_SDA           ||style="background: SteelBlue; color: white" |'''28'''    || I2C1_SCL          || I2C1_SCL
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|style="background: SteelBlue; color: white" |'''29'''   || GPIOC8            || GPIOC8             ||style="background: SteelBlue; color: white" |'''30'''   || DGND              || DGND
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|style="background: SteelBlue; color: white" |'''31'''   || style="color: Red" | SPI2_CLK/GPIOC9   || style="color: Red" | GPIOC7             ||style="background: SteelBlue; color: white" |'''32'''    || GPIOC28           || GPIOC28
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|style="background: SteelBlue; color: white" |'''33'''   || style="color: Red" | SPI2_CS/GPIOC10   || style="color: Red" | GPIOC13/PWM1       ||style="background: SteelBlue; color: white" |'''34'''    || DGND              || DGND
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|style="background: SteelBlue; color: white" |'''35'''   || style="color: Red" | SPI2_MOSI/GPIOC12 || style="color: Red" | SPI2_MISO/GPIOC11  ||style="background: SteelBlue; color: white" |'''36'''    || GPIOC7            || SPI2_CS/GPIOC10
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|style="background: SteelBlue; color: white" |'''37'''   || style="color: Red" | SPI2_MISO/GPIOC11 || style="color: Red" | AliveGPIO3         ||style="background: SteelBlue; color: white" |'''38'''    || ALIVEGPIO2        || SPI2_MOSI/GPIOC12
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|style="background: SteelBlue; color: white" |'''39'''   || DGND              || DGND               ||style="background: SteelBlue; color: white" |'''40'''    || ALIVEGPIO3        || SPI2_CLK/GPIOC9
|}