Please enable javascript, or click here to visit my ecommerce web site powered by Shopify.
Jump to: navigation, search

Difference between revisions of "RockpiS/hardware/gpio"

(General purpose input-output (GPIO) connector)
(26-pin Header 1)
(14 intermediate revisions by 2 users not shown)
Line 1: Line 1:
 
{{rockpiS_header}}
 
{{rockpiS_header}}
 
{{Languages|rockpi4/hardware/gpio}}
 
{{Languages|rockpi4/hardware/gpio}}
 
    [[rockpiS | ROCK Pi S]] > [[rockpiS/hardware | Hardware]] > [[rockpiS/hardware/gpio | GPIO]]
 
 
 
{{rockpiS_header}}
 
{{Languages|rockpiS/hardware/gpio}}
 
  
 
     [[rockpiS | ROCK Pi S]] > [[rockpiS/hardware | Hardware]] > [[rockpiS/hardware/gpio | GPIO]]
 
     [[rockpiS | ROCK Pi S]] > [[rockpiS/hardware | Hardware]] > [[rockpiS/hardware/gpio | GPIO]]
Line 14: Line 8:
 
ROCK Pi S has two 26-pin expansion header. Each pin is distinguished by color.
 
ROCK Pi S has two 26-pin expansion header. Each pin is distinguished by color.
  
=== Hardware V10 ===
+
<div class="col-md-12 ">
 +
    <div class="panel panel-midnight-white">
 +
        <div class="panel-heading"><h3>Hardware V10</h3></div>
 +
        <div class="panel-body">
  
 
==== 26-pin Header 1 ====
 
==== 26-pin Header 1 ====
  
{| class="wikitable"
+
{| class="mw-collapsible mw-collapsed wikitable"
 
! GPIO number || Func4 || Func3 || Func2 ||  Func1 ||  Pin# || || Pin# || Func1 || Func2 || Func3 || Func4 || GPIO number
 
! GPIO number || Func4 || Func3 || Func2 ||  Func1 ||  Pin# || || Pin# || Func1 || Func2 || Func3 || Func4 || GPIO number
 
|-  
 
|-  
Line 29: Line 26:
 
| 69 || ||  || I2S0_SCLK_TX || GPIO2_A5 || style="background:green; color:white"| 7 || || style="background:green; color:white"| 8 || GPIO4_D3 || SDMMC_D3 || UART2_TX_M1 || PMU_ST3 || 155
 
| 69 || ||  || I2S0_SCLK_TX || GPIO2_A5 || style="background:green; color:white"| 7 || || style="background:green; color:white"| 8 || GPIO4_D3 || SDMMC_D3 || UART2_TX_M1 || PMU_ST3 || 155
 
|-
 
|-
| 64 || || SPI0_MISO || UART0_RX || GPIO2_A0 || style="background:green; color:white"| 9 || || style="background:green; color:white"|10 || GPIO4_D2 || SDMMC_D2 || UART2_RX_M1 || PMU_ST2 || 154
+
| 64 || || SPI0_MISO || style="background:orange"| UART0_RX || GPIO2_A0 || style="background:green; color:white"| 9 || || style="background:green; color:white"|10 || GPIO4_D2 || SDMMC_D2 || UART2_RX_M1 || PMU_ST2 || 154
 
|-
 
|-
| 65 || ||  SPI0_MOSI || UART0_TX || GPIO2_A1 || style="background:green; color:white"|11 || || style="background:green; color:white"|12 || GPIO0_C0 || PWM3 || I2C3_SCL_M0 ||  || 16
+
| 65 || ||  SPI0_MOSI || style="background:orange"|UART0_TX || GPIO2_A1 || style="background:green; color:white"|11 || || style="background:green; color:white"|12 || GPIO0_C0 || PWM3 || I2C3_SCL_M0 ||  || 16
 
|-
 
|-
 
| 66 || I2C2_SDA || SPI0_CLK || UART0_CTSN || GPIO2_A2 || style="background:green; color:white"|13 ||  || style="background:black; color:white"|14 || GND || || || ||
 
| 66 || I2C2_SDA || SPI0_CLK || UART0_CTSN || GPIO2_A2 || style="background:green; color:white"|13 ||  || style="background:black; color:white"|14 || GND || || || ||
Line 39: Line 36:
 
| || || || || +3.3V || style="background:yellow"|17 || || style="background:green; color:white"|18 || GPIO2_B1 || I2S0_8CH_SDO0 || || || 73
 
| || || || || +3.3V || style="background:yellow"|17 || || style="background:green; color:white"|18 || GPIO2_B1 || I2S0_8CH_SDO0 || || || 73
 
|-
 
|-
| 55 || SPI2_MOSI || style="background:orange"|UART2_TX_M0 || UART1_RTSN || GPIO1_C7 || style="background:green; color:white"|19 ||  ||style="background:black; color:white"|20 || GND || || || ||
+
| 55 || SPI2_MOSI || UART2_TX_M0 || UART1_RTSN || GPIO1_C7 || style="background:green; color:white"|19 ||  ||style="background:black; color:white"|20 || GND || || || ||
 
|-
 
|-
| 54 || SPI2_MISO || style="background:orange"|UART2_RX_M0 || UART1_CTSN || GPIO1_C6 || style="background:green; color:white"|21 ||  || style="background:green; color:white"|22  || GPIO0_B6 || PWM1 || || || 14
+
| 54 || SPI2_MISO || UART2_RX_M0 || UART1_CTSN || GPIO1_C6 || style="background:green; color:white"|21 ||  || style="background:green; color:white"|22  || GPIO0_B6 || PWM1 || || || 14
 
|-
 
|-
 
| 56 || SPI2_CLK || I2C0_SDA || UART1_RX || GPIO1_D0 || style="background:green; color:white"|23 ||  || style="background:green; color:white"|24 || GPIO1_D1 || UART1_TX  || I2C0_SCL || SPI2_CSN0 || 57
 
| 56 || SPI2_CLK || I2C0_SDA || UART1_RX || GPIO1_D0 || style="background:green; color:white"|23 ||  || style="background:green; color:white"|24 || GPIO1_D1 || UART1_TX  || I2C0_SCL || SPI2_CSN0 || 57
Line 53: Line 50:
 
==== 26-pin Header 2 ====
 
==== 26-pin Header 2 ====
  
{| class="wikitable"
+
{| class="mw-collapsible mw-collapsed wikitable"
 
! GPIO number || Func3 || Func2 ||  Func1 ||  Pin# || || Pin# || Func1 || Func2 || Func3 || GPIO number
 
! GPIO number || Func3 || Func2 ||  Func1 ||  Pin# || || Pin# || Func1 || Func2 || Func3 || GPIO number
 
|-  
 
|-  
Line 82: Line 79:
 
| || || || LINEOUT_R || style="background:black; color:white"|25  ||  || style="background:black; color:white"|26 || LINEOUT_L || || ||
 
| || || || LINEOUT_R || style="background:black; color:white"|25  ||  || style="background:black; color:white"|26 || LINEOUT_L || || ||
 
|}
 
|}
 +
        </div>
 +
    </div>
 +
</div>
  
=== Hardware V11 ===
+
<div class="clearfix"></div>
 +
 
 +
==== More details about V10 Headers ====
 +
 
 +
* Pins marked with color orange are designed for default debug console.
 +
* PWM: x3, PWM1/PWM2/PWM3
 +
* SPI: x2, SPI0/SPI2
 +
* I2C: x4, I2C0/I2C1/I2C2/I2C3
 +
* UART: x3, UART0/UART1/UART2
 +
 
 +
<div class="col-md-12 ">
 +
    <div class="panel panel-midnight-white">
 +
        <div class="panel-heading"><h3>Hardware V11</h3></div>
 +
        <div class="panel-body">
  
 
==== 26-pin Header 1 ====
 
==== 26-pin Header 1 ====
  
{| class="wikitable"
+
{| class="mw-collapsible mw-collapsed wikitable"
 
! GPIO number || Func4 || Func3 || Func2 ||  Func1 ||  Pin# || || Pin# || Func1 || Func2 || Func3 || Func4 || GPIO number
 
! GPIO number || Func4 || Func3 || Func2 ||  Func1 ||  Pin# || || Pin# || Func1 || Func2 || Func3 || Func4 || GPIO number
 
|-  
 
|-  
Line 96: Line 109:
 
| 12 || || || I2C1_SCL || GPIO0_B4 || style="background:green; color:white"| 5 || || style="background:black; color:white"| 6 || GND || || || ||
 
| 12 || || || I2C1_SCL || GPIO0_B4 || style="background:green; color:white"| 5 || || style="background:black; color:white"| 6 || GND || || || ||
 
|-
 
|-
| 69 || || || I2S0_SCLK_TX || GPIO2_A5 || style="background:green; color:white"| 7 || || style="background:green; color:white"| 8 || GPIO2_A1 || UART0_TX || SPI0_MOSI || || 65
+
| 69 || || || I2S0_SCLK_TX || GPIO2_A5 || style="background:green; color:white"| 7 || || style="background:green; color:white"| 8 || GPIO2_A1 || style="background:orange"|UART0_TX || SPI0_MOSI || || 65
 
|-
 
|-
| || || || || GND || style="background:black; color:white"| 9 || || style="background:green; color:white"|10 || GPIO2_A0 || UART0_RX || SPI0_MISO || || 64
+
| || || || || GND || style="background:black; color:white"| 9 || || style="background:green; color:white"|10 || GPIO2_A0 || style="background:orange"|UART0_RX || SPI0_MISO || || 64
 
|-
 
|-
 
| 15 || ||  I2C3_SDA_M0 || PWM2 || GPIO0_B7 || style="background:green; color:white"|11 || || style="background:green; color:white"|12 || GPIO2_A2 || UART0_CTSN || SPI0_CLK || I2C2_SDA || 66
 
| 15 || ||  I2C3_SDA_M0 || PWM2 || GPIO0_B7 || style="background:green; color:white"|11 || || style="background:green; color:white"|12 || GPIO2_A2 || UART0_CTSN || SPI0_CLK || I2C2_SDA || 66
Line 108: Line 121:
 
| || || || || +3.3V || style="background:yellow"|17 || || style="background:green; color:white"|18 || GPIO2_B1 || I2S0_8CH_SDO0 || || || 73
 
| || || || || +3.3V || style="background:yellow"|17 || || style="background:green; color:white"|18 || GPIO2_B1 || I2S0_8CH_SDO0 || || || 73
 
|-
 
|-
| 55 || SPI2_MOSI || style="background:orange"|UART2_TX_M0 || UART1_RTSN || GPIO1_C7 || style="background:green; color:white"|19 ||  ||style="background:black; color:white"|20 || GND || || || ||
+
| 55 || SPI2_MOSI || UART2_TX_M0 || UART1_RTSN || GPIO1_C7 || style="background:green; color:white"|19 ||  ||style="background:black; color:white"|20 || GND || || || ||
 
|-
 
|-
| 54 || SPI2_MISO || style="background:orange"|UART2_RX_M0 || UART1_CTSN || GPIO1_C6 || style="background:green; color:white"|21 ||  || style="background:green; color:white"|22  || GPIO0_B6 || PWM1 || || || 14
+
| 54 || SPI2_MISO || UART2_RX_M0 || UART1_CTSN || GPIO1_C6 || style="background:green; color:white"|21 ||  || style="background:green; color:white"|22  || GPIO0_B6 || PWM1 || || || 14
 
|-
 
|-
 
| 56 || SPI2_CLK || I2C0_SDA || UART1_RX || GPIO1_D0 || style="background:green; color:white"|23 ||  || style="background:green; color:white"|24 || GPIO1_D1 || UART1_TX  || I2C0_SCL || SPI2_CSN0 || 57
 
| 56 || SPI2_CLK || I2C0_SDA || UART1_RX || GPIO1_D0 || style="background:green; color:white"|23 ||  || style="background:green; color:white"|24 || GPIO1_D1 || UART1_TX  || I2C0_SCL || SPI2_CSN0 || 57
Line 119: Line 132:
 
==== 26-pin Header 2 ====
 
==== 26-pin Header 2 ====
  
{| class="wikitable"
+
{| class="mw-collapsible mw-collapsed wikitable"
 
! GPIO number || Func3 || Func2 ||  Func1 ||  Pin# || || Pin# || Func1 || Func2 || Func3 || GPIO number
 
! GPIO number || Func3 || Func2 ||  Func1 ||  Pin# || || Pin# || Func1 || Func2 || Func3 || GPIO number
 
|-  
 
|-  
Line 148: Line 161:
 
| || || || LINEOUT_R || style="background:black; color:white"|25  ||  || style="background:black; color:white"|26 || LINEOUT_L || || ||
 
| || || || LINEOUT_R || style="background:black; color:white"|25  ||  || style="background:black; color:white"|26 || LINEOUT_L || || ||
 
|}
 
|}
 +
        </div>
 +
    </div>
 +
</div>
 +
 +
<div class="clearfix"></div>
 +
 +
==== More details about V11 Headers ====
 +
 +
* Pins marked with color orange are designed for default debug console.
 +
* PWM: x3, PWM1/PWM2/PWM3
 +
* SPI: x2, SPI0/SPI2
 +
* I2C: x4, I2C0/I2C1/I2C2/I2C3
 +
* UART: x3, UART0/UART1/UART2
 +
* ADC: x1, ADC_IN0
 +
 +
<div class="col-md-12 ">
 +
    <div class="panel panel-midnight-white">
 +
        <div class="panel-heading"><h3>Hardware V12</h3></div>
 +
        <div class="panel-body">
 +
 +
==== 26-pin Header 1 ====
 +
 +
{| class="mw-collapsible mw-collapsed wikitable"
 +
! GPIO number || Func4 || Func3 || Func2 ||  Func1 ||  Pin# || || Pin# || Func1 || Func2 || Func3 || Func4 || GPIO number
 +
|-
 +
| || || || +3.3V ||  || style="background:yellow"| 1 ||  ||style="background:red"| 2 || +5.0V || || ||| ||
 +
|-
 +
| 11 || || || I2C1_SDA || GPIO0_B3 || style="background:green; color:white"| 3 || || style="background:red"| 4 || +5.0V || || || ||
 +
|-
 +
| 12 || || || I2C1_SCL || GPIO0_B4 || style="background:green; color:white"| 5 || || style="background:black; color:white"| 6 || GND || || || ||
 +
|-
 +
| 68 || || PDM_CLK_M_M2 || I2S0_8CH_MCLK || GPIO2_A4 || style="background:green; color:white"| 7 || || style="background:green; color:white"| 8 || GPIO2_A1 || style="background:orange"|UART0_TX ||  || || 65
 +
|-
 +
| || || || || GND || style="background:black; color:white"| 9 || || style="background:green; color:white"|10 || GPIO2_A0 || style="background:orange"|UART0_RX ||  || || 64
 +
|-
 +
| 15 || ||  I2C3_SDA_M0 || PWM2 || GPIO0_B7 || style="background:green; color:white"|11 || || style="background:green; color:white"|12 || GPIO2_A5 || I2S0_8CH_SCLK_TX ||  ||  || 69
 +
|-
 +
| 16 || || I2C3_SCL_M0 || PWM3 || GPIO0_C0 || style="background:green; color:white"|13 ||  || style="background:black; color:white"|14 || GND || || || ||
 +
|-
 +
| 17 || || || SPDIF_TX || GPIO0_C1 || style="background:green; color:white"|15 || || style="background:green; color:white"|16 || GPIO2_B2 || I2S0_8CH_SDO1 ||  ||  || 74
 +
|-
 +
| || || || || +3.3V || style="background:yellow"|17 || || style="background:green; color:white"|18 || GPIO2_B1 || I2S0_8CH_SDO0 || || || 73
 +
|-
 +
| 55 || SPI2_MOSI || UART2_TX_M0 || UART1_RTSN || GPIO1_C7 || style="background:green; color:white"|19 ||  ||style="background:black; color:white"|20 || GND || || || ||
 +
|-
 +
| 54 || SPI2_MISO || UART2_RX_M0 || UART1_CTSN || GPIO1_C6 || style="background:green; color:white"|21 ||  || style="background:green; color:white"|22  || GPIO2_A7 || I2S0_8CH_LRCK_TX || || || 14
 +
|-
 +
| 56 || SPI2_CLK || I2C0_SDA || UART1_RX || GPIO1_D0 || style="background:green; color:white"|23 ||  || style="background:green; color:white"|24 || GPIO1_D1 || UART1_TX  || I2C0_SCL || SPI2_CSN0 || 57
 +
|-
 +
| || ||  || ||  GND || style="background:black; color:white"|25  ||  || style="background:green; color:white"|26 || ADC_IN0 ||  ||  || ||
 +
|}
 +
 +
==== 26-pin Header 2 ====
 +
 +
{| class="mw-collapsible mw-collapsed wikitable"
 +
! GPIO number || Func3 || Func2 ||  Func1 ||  Pin# || || Pin# || Func1 || Func2 || Func3 || GPIO number
 +
|-
 +
| || || || GND || style="background:black; color:white"| 1 ||  ||style="background:black; color:white"|2 || GPIO2_B5 || I2S0_8CH_SDI0 || PDM_SDI0_M2 ||| 77
 +
|-
 +
| || || || ADC_KEY_IN1 || style="background:black; color:white"| 3 || || style="background:black; color:white"|4 || GPIO2_B6 || I2S0_8CH_SDI1 || PDM_SDI1_M2 || 78
 +
|-
 +
| || || || MICBIAS2 || style="background:black; color:white"| 5 || || style="background:black; color:white"|6 || GPIO2_B7 || I2S0_8CH_SDI2 || PDM_SDI2_M2 || 79
 +
|-
 +
| || || || MICBIAS1 || style="background:black; color:white"| 7 || || style="background:black; color:white"|8 || GPIO2_C0 || I2S0_8CH_SDI3 || PDM_SDI3_M2 || 80
 +
|-
 +
| || || || MICN8 || style="background:black; color:white"| 9 || || style="background:black; color:white"|10 || MCIP8 || || ||
 +
|-
 +
| || || || MICN7 || style="background:black; color:white"|11 || || style="background:black; color:white"|12 || MCIP7 || || ||
 +
|-
 +
| || || || MICN6 || style="background:black; color:white"|13 ||  || style="background:black; color:white"|14 || MCIP6 || || ||
 +
|-
 +
| || || || MICN5 || style="background:black; color:white"|15 || || style="background:black; color:white"|16 || MCIP5 || || ||
 +
|-
 +
| 76 || || I2S0_SDO3 || GPIO2_B4 || style="background:black; color:white"|17 || || style="background:black; color:white"|18 || GPIO2_B3 || I2S0_8CH_SDO1 || || 75
 +
|-
 +
| 72  || || I2S0_LRCK_RX || GPIO2_B0 || style="background:black; color:white"|19 ||  ||style="background:black; color:white"|20 || GPIO2_A6 || I2S0_8CH_SCLK_RX || PDM_CLK_S_M2 || 70
 +
|-
 +
| || || || MICN2 || style="background:black; color:white"|21 ||  || style="background:black; color:white"|22  || MCIP2 || || ||
 +
|-
 +
| || || || MICN1 || style="background:black; color:white"|23 ||  || style="background:black; color:white"|24 || MCIP1 || || ||
 +
|-
 +
| || || || LINEOUT_R || style="background:black; color:white"|25  ||  || style="background:black; color:white"|26 || LINEOUT_L || || ||
 +
|}
 +
 +
        </div>
 +
    </div>
 +
</div>
  
==== More details about 40-pin Header ====
+
==== More details about V12 Headers ====
* Pins marked with color orange are designed for debug console.
+
  
 +
* Pins marked with color orange are designed for default debug console.
 +
* PWM: x2, PWM2/PWM3
 +
* SPI: x1, SPI2
 +
* I2C: x3, I2C0/I2C1/I2C3
 +
* UART: x3, UART0/UART1/UART2
 +
* ADC: x1, ADC_IN0
  
 
== IO Voltage ==
 
== IO Voltage ==

Revision as of 03:20, 9 January 2020

    ROCK Pi S >  Hardware >  GPIO

General purpose input-output (GPIO) connector

ROCK Pi S has two 26-pin expansion header. Each pin is distinguished by color.

Hardware V10

26-pin Header 1

GPIO number Func4 Func3 Func2 Func1 Pin# Pin# Func1 Func2 Func3 Func4 GPIO number
+3.3V 1 2 +5.0V
12 I2C1_SCL GPIO0_B4 3 4 +5.0V
11 I2C1_SDA GPIO0_B3 5 6 GND
69 I2S0_SCLK_TX GPIO2_A5 7 8 GPIO4_D3 SDMMC_D3 UART2_TX_M1 PMU_ST3 155
64 SPI0_MISO UART0_RX GPIO2_A0 9 10 GPIO4_D2 SDMMC_D2 UART2_RX_M1 PMU_ST2 154
65 SPI0_MOSI UART0_TX GPIO2_A1 11 12 GPIO0_C0 PWM3 I2C3_SCL_M0 16
66 I2C2_SDA SPI0_CLK UART0_CTSN GPIO2_A2 13 14 GND
67 I2C2_SCL SPI0_CSN0 UART0_RTSN GPIO2_A3 15 16 GPIO2_A7 I2S0_8CH_LRCK_TX 71
+3.3V 17 18 GPIO2_B1 I2S0_8CH_SDO0 73
55 SPI2_MOSI UART2_TX_M0 UART1_RTSN GPIO1_C7 19 20 GND
54 SPI2_MISO UART2_RX_M0 UART1_CTSN GPIO1_C6 21 22 GPIO0_B6 PWM1 14
56 SPI2_CLK I2C0_SDA UART1_RX GPIO1_D0 23 24 GPIO1_D1 UART1_TX I2C0_SCL SPI2_CSN0 57
GND 25 26 GPIO0_B7 PWM2 I2C3_SDA_M0 15

Warning

  • Pin#8 and Pin#10 cannot be used as GPIO, UART function pins since they are the data pins of SDMMC.

26-pin Header 2

GPIO number Func3 Func2 Func1 Pin# Pin# Func1 Func2 Func3 GPIO number
GND 1 2 GPIO2_A6 I2S0_8CH_SCLK_RX PDM_CLK_S_M2 70
ADC_KEY_IN1 3 4 GPIO2_B5 I2S0_8CH_SDI0 PDM_SDI0_M2 77
MICBIAS2 5 6 GPIO2_B6 I2S0_8CH_SDI1 PDM_SDI1_M2 78
MICBIAS1 7 8 GPIO2_B7 I2S0_8CH_SDI2 PDM_SDI2_M2 79
MICN8 9 10 MCIP8
MICN7 11 12 MCIP7
MICN6 13 14 MCIP6
MICN5 15 16 MCIP5
MICN4 17 18 MCIP4
MICN3 19 20 MCIP3
MICN2 21 22 MCIP2
MICN1 23 24 MCIP1
LINEOUT_R 25 26 LINEOUT_L

More details about V10 Headers

  • Pins marked with color orange are designed for default debug console.
  • PWM: x3, PWM1/PWM2/PWM3
  • SPI: x2, SPI0/SPI2
  • I2C: x4, I2C0/I2C1/I2C2/I2C3
  • UART: x3, UART0/UART1/UART2

Hardware V11

26-pin Header 1

GPIO number Func4 Func3 Func2 Func1 Pin# Pin# Func1 Func2 Func3 Func4 GPIO number
+3.3V 1 2 +5.0V
11 I2C1_SDA GPIO0_B3 3 4 +5.0V
12 I2C1_SCL GPIO0_B4 5 6 GND
69 I2S0_SCLK_TX GPIO2_A5 7 8 GPIO2_A1 UART0_TX SPI0_MOSI 65
GND 9 10 GPIO2_A0 UART0_RX SPI0_MISO 64
15 I2C3_SDA_M0 PWM2 GPIO0_B7 11 12 GPIO2_A2 UART0_CTSN SPI0_CLK I2C2_SDA 66
16 I2C3_SCL_M0 PWM3 GPIO0_C0 13 14 GND
17 SPDIF_TX GPIO0_C1 15 16 GPIO2_A3 UART0_RTSN SPI0_CSN0 I2C2_SCL 67
+3.3V 17 18 GPIO2_B1 I2S0_8CH_SDO0 73
55 SPI2_MOSI UART2_TX_M0 UART1_RTSN GPIO1_C7 19 20 GND
54 SPI2_MISO UART2_RX_M0 UART1_CTSN GPIO1_C6 21 22 GPIO0_B6 PWM1 14
56 SPI2_CLK I2C0_SDA UART1_RX GPIO1_D0 23 24 GPIO1_D1 UART1_TX I2C0_SCL SPI2_CSN0 57
GND 25 26 ADC_IN0

26-pin Header 2

GPIO number Func3 Func2 Func1 Pin# Pin# Func1 Func2 Func3 GPIO number
GND 1 2 GPIO2_A6 I2S0_8CH_SCLK_RX PDM_CLK_S_M2 70
ADC_KEY_IN1 3 4 GPIO2_B5 I2S0_8CH_SDI0 PDM_SDI0_M2 77
MICBIAS2 5 6 GPIO2_B6 I2S0_8CH_SDI1 PDM_SDI1_M2 78
MICBIAS1 7 8 GPIO2_B7 I2S0_8CH_SDI2 PDM_SDI2_M2 79
MICN8 9 10 MCIP8
MICN7 11 12 MCIP7
MICN6 13 14 MCIP6
MICN5 15 16 MCIP5
MICN4 17 18 MCIP4
MICN3 19 20 MCIP3
MICN2 21 22 MCIP2
MICN1 23 24 MCIP1
LINEOUT_R 25 26 LINEOUT_L

More details about V11 Headers

  • Pins marked with color orange are designed for default debug console.
  • PWM: x3, PWM1/PWM2/PWM3
  • SPI: x2, SPI0/SPI2
  • I2C: x4, I2C0/I2C1/I2C2/I2C3
  • UART: x3, UART0/UART1/UART2
  • ADC: x1, ADC_IN0

Hardware V12

26-pin Header 1

GPIO number Func4 Func3 Func2 Func1 Pin# Pin# Func1 Func2 Func3 Func4 GPIO number
+3.3V 1 2 +5.0V
11 I2C1_SDA GPIO0_B3 3 4 +5.0V
12 I2C1_SCL GPIO0_B4 5 6 GND
68 PDM_CLK_M_M2 I2S0_8CH_MCLK GPIO2_A4 7 8 GPIO2_A1 UART0_TX 65
GND 9 10 GPIO2_A0 UART0_RX 64
15 I2C3_SDA_M0 PWM2 GPIO0_B7 11 12 GPIO2_A5 I2S0_8CH_SCLK_TX 69
16 I2C3_SCL_M0 PWM3 GPIO0_C0 13 14 GND
17 SPDIF_TX GPIO0_C1 15 16 GPIO2_B2 I2S0_8CH_SDO1 74
+3.3V 17 18 GPIO2_B1 I2S0_8CH_SDO0 73
55 SPI2_MOSI UART2_TX_M0 UART1_RTSN GPIO1_C7 19 20 GND
54 SPI2_MISO UART2_RX_M0 UART1_CTSN GPIO1_C6 21 22 GPIO2_A7 I2S0_8CH_LRCK_TX 14
56 SPI2_CLK I2C0_SDA UART1_RX GPIO1_D0 23 24 GPIO1_D1 UART1_TX I2C0_SCL SPI2_CSN0 57
GND 25 26 ADC_IN0

26-pin Header 2

GPIO number Func3 Func2 Func1 Pin# Pin# Func1 Func2 Func3 GPIO number
GND 1 2 GPIO2_B5 I2S0_8CH_SDI0 PDM_SDI0_M2 77
ADC_KEY_IN1 3 4 GPIO2_B6 I2S0_8CH_SDI1 PDM_SDI1_M2 78
MICBIAS2 5 6 GPIO2_B7 I2S0_8CH_SDI2 PDM_SDI2_M2 79
MICBIAS1 7 8 GPIO2_C0 I2S0_8CH_SDI3 PDM_SDI3_M2 80
MICN8 9 10 MCIP8
MICN7 11 12 MCIP7
MICN6 13 14 MCIP6
MICN5 15 16 MCIP5
76 I2S0_SDO3 GPIO2_B4 17 18 GPIO2_B3 I2S0_8CH_SDO1 75
72 I2S0_LRCK_RX GPIO2_B0 19 20 GPIO2_A6 I2S0_8CH_SCLK_RX PDM_CLK_S_M2 70
MICN2 21 22 MCIP2
MICN1 23 24 MCIP1
LINEOUT_R 25 26 LINEOUT_L

More details about V12 Headers

  • Pins marked with color orange are designed for default debug console.
  • PWM: x2, PWM2/PWM3
  • SPI: x1, SPI2
  • I2C: x3, I2C0/I2C1/I2C3
  • UART: x3, UART0/UART1/UART2
  • ADC: x1, ADC_IN0

IO Voltage

RK3308 have two IO voltages, 1.8V/3.3V. For ROCK Pi S, the voltage level of GPIOs showed in the tables above are 3.3V and tolerance of those are 3.63V.

GPIO number

Rockchip RK3308 GPIO has 5 banks, GPIO0 to GPIO4, each bank has 32pins, naming as below:

   GPIO0_A0 ~ A7 
   GPIO0_B0 ~ B7
   GPIO0_C0 ~ C7
   GPIO0_D0 ~ D7
   
   GPIO1_A0 ~ A7
   ....
   GPIO1_D0 ~ D7

For Rockchip 4.4 kernel, the GPIO number can be calculated as below, take GPIO4_D3(PIN8 on 26PIN GPIO) as an example:

   GPIO4_D3 = 32*4 + 8*3 + 3 = 155

To set GPIO4_D3 output

   cd /sys/class/gpio
   echo 155 > export
   cd gpio155
   echo out > direction
   echo 1 > value     # output high
   echo 0 > value     # output low