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Galileo I/O Mappings
Arduino GPIO PWM
Int Dir Muxed with Initial Setup
IDE ID Source Pin Linux Linux
IO0 Cypr GPORT4_BIT6_PWM2 50 N/A - BI UART0_RXD I w/ pullup off
IO1 Cypr GPORT4_BIT7_PWM0 51 N/A - BI UART0_TXD I w/ pullup off
IO2 SoC GPIO<6> 14 - 0 BI - I w/ pullup off
(Cypr) (GPORT2_BIT0_PWM6_A3) (32*)
IO3 SoC GPIO<7> 15 3 1 BI (PWM) I w/ pullup off
(Cypr) (GPORT0_BIT2_PWM3) (18*)
IO4 Cypr GPORT1_BIT4_PWM6 28 - BI - I w/ pullup off
IO5 Cypr GPORT0_BIT1_PWM5 17 5 - BI (PWM) I w/ pullup off
IO6 Cypr GPORT1_BIT0_PWM6 24 6 - BI (PWM) I w/ pullup off
IO7 Cypr GPORT1_BIT3_PWM0 27 - BI - I w/ pullup off
IO8 Cypr GPORT1_BIT2_PWM2 26 - BI - I w/ pullup off
IO9 Cypr GPORT0_BIT3_PWM1 19 1 - BI (PWM) I w/ pullup off
IO10 Cypr GPORT0_BIT0_PWM7 16 7 - BI (PWM) SPI1_SS_B I w/ pullup off
IO11 Cypr GPORT1_BIT1_PWM4 25 4 - BI (PWM) SPI1_MOSI I w/ pullup off
IO12 Cypr GPORT3_BIT2_PWM3 38 - BI SPI1_MISO I w/ pullup off
IO13 Cypr GPORT3_BIT3_PWM1 39 - BI SPI1_SCK I w/ pullup off
IO14 Cypr GPORT4_BIT0_PWM6 44 - BI AD7298:VIN0 I w/ pullup off
IO15 Cypr GPORT4_BIT1_PWM4 45 - BI AD7298:VIN1 I w/ pullup off
IO16 Cypr GPORT4_BIT2_PWM2 46 - BI AD7298:VIN2 I w/ pullup off
IO17 Cypr GPORT4_BIT3_PWM0 47 - BI AD7298:VIN3 I w/ pullup off
IO18 Cypr GPORT4_BIT4_PWM6 48 - BI AD7298:VIN4 I w/ pullup off
IO19 Cypr GPORT4_BIT5_PWM4 49 - BI AD7298:VIN5 I w/ pullup off
* See Galileo I/O Function Muxing table below.
Galileo I/O Function Muxing
Mux Selector Linux Initial
Cypress GPIO pin Dir
0 1 GPIO ID Setup
UART0_RXD IO0 GPORT3_BIT4_PWM7 40 O unknown
UART0_TXD IO1 GPORT3_BIT5_PWM5 41 O unknown
SPI1_SS_B IO10 GPORT3_BIT6_PWM3 42 O unknown
SPI1_MOSI IO11 GPORT3_BIT7_PWM1 43 O unknown
SPI1_MISO IO12 GPORT5_BIT2_PWM3 54 O unknown
SPI1_SCK IO13 GPORT5_BIT3_PWM1 55 O unknown
AD7298:VIN0 IO14 GPORT3_BIT1_PWM5 37 O 0
AD7298:VIN1 IO15 GPORT3_BIT0_PWM7 36 O 0
AD7298:VIN2 IO16 GPORT0_BIT7_PWM1 23 O 0
AD7298:VIN3 IO17 GPORT0_BIT6_PWM3 22 O 0
AD7298:VIN4 IO18 GPORT0_BIT5_PWM5 21 O 0
AD7298:VIN5 IO19 GPORT0_BIT4_PWM7 20 O 0
IO2 via Cypress
IO2 via SoC GPIO<6> GPORT1_BIT7_PWM0 31 O unknown
GPORT2_BIT0_PWM6
IO3 via Cypress
IO3 via SoC GPIO<7> GPORT1_BIT6_PWM2 30 O unknown
GPORT0_BIT2_PWM3
(AD7298:VIN4 or IO18)
I2C and GPORT1_BIT5_PWM4 29 O 1
(AD7298:VIN5 or IO19)
Updated 24 February 2014; corrections in green text.