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Difference between revisions of "Rockpi4/hardware"

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     <h4><span class="label forest" style="margin-bottom:5px;">General purpose input-output (GPIO) connector</span></h4>
 
     <h4><span class="label forest" style="margin-bottom:5px;">General purpose input-output (GPIO) connector</span></h4>
  

Revision as of 03:33, 26 October 2018


General purpose input-output (GPIO) connector

ROCK Pi 4 has a 40-pin expansion header. Each pin is distinguished by color.

Function Pin# Pin# Function
VCC3V3_SYS 1 2 VCC5V0_SYS
I2C7_SDA 3 4 VCC5V0_SYS
I2C7_SCL 5 6 GND
GPIO2_B3 7 8 GPIO4_C4
GND 9 10 GPIO4_C3
GPIO4_C2 11 12 GPIO4_A3
GPIO4_C6 13 14 GND
GPIO4_C5 15 16 GPIO4_D2
VCC3V3_SYS 17 18 GPIO4_D4
GPIO1_B0 19 20 GND
GPIO1_A7 21 22 GPIO4_D5
GPIO1_B1 23 24 GPIO1_B2
GND 25 26 ADC_IN0
GPIO2_A0 27 28 GPIO2_A1
GPIO2_B2 29 30 GND
GPIO2_B1 31 32 GPIO3_C0
GPIO2_B4 33 34 GND
GPIO4_A5 35 36 GPIO4_A4
GPIO4_D6 37 38 GPIO4_A6
GND 39 40 GPIO4_A7