Appendix 2: Expansion Connector Pin Map With Respect To Device Tree Pin Assignment - Eurotech ReliaGATE 10-12-6 Series User Manual

ReliaGATE 10-12 User manual Rev. 2-1
A 2: E
PPENDIX
RESPECT TO DEVICE TREE PIN ASSIGNMENT
The ReliaGATE 10-12 provides an Expansion connector on the right side.
For more information see:
"Right Side Interface overview" on page 42
l
"Expansion connector" on page 62
l
"How to enable the 3.3V and 5V power supply on the Expansion connector" on
l
The following table shows the Expansion connector pin map with respect to the device tree
assignment:
Pin # Signal
1 VCC 3v3 EXT
2 DGND
3 VCC 5v_EXT
4 USB_EXP+
5 USB_EXP-
6 DGND
7 MCASP0_FSX
8 MCASP0_AXR0
9 MCASP0_ACLKX
10 MCASP0_AXR1
11 DGND
12 Reserved
13 Reserved
14 USB_EXP_EN
15 GPIO_EXP_2
16 GPIO_EXP_1
17 DGND
18 SPI1_D1
19 SPI1_CS0
20 SPI1_D0
21 SPI1_SCLK
22 DGND
23 I2C1: SDA
24 I2C1: SCL
* This column lists the GPIO pins that might be available if the default function is not used or reserved.
1
See also "The production fitImage" on
XPANSION CONNECTOR PIN MAP WITH
CPU Pin Name GPIO*
USB1_DP
USB1_DM
LCD_DATA9 GPIO2_15
LCD_DATA10 GPIO2_16
LCD_DATA8 GPIO2_14
LCD_DATA14 GPIO0_10
UART1_RXD GPIO0_14
UART1_TXD GPIO0_15
USB1_DRVVBUS GPIO3_13
LCD_DATA1 GPIO2_7
LCD_DATA0 GPIO2_6
MCASP0_AXR0 GPIO3_16
MCASP0_AHCLKR GPIO3_17
MCASP0_FSX GPIO3_15
MCASP0_ACLKX GPIO3_14
SPI0_D1 GPIO0_4
SPI0_CS0 GPIO0_5
page 112.
Appendix 2: Expansion connector pin map with respect to
DTB #1 DTB #2
6x DTB SPI DTB
USB_EXP+ USB_EXP+
USB_EXP- USB_EXP-
ReliaIO: CPU_RST GPIO2_15
Reserved: cannot be GPIO2_16
user-controlled
ReliaIO: BOOT0 GPIO2_14
ReliaIO: INT_CPU GPIO0_10
Reserved Reserved
Reserved Reserved
GPIO3_13 GPIO3_13
Reserved: cannot be GPIO2_7
user-controlled VCC_3v3_EXT
Enable
Reserved: cannot be GPIO2_6
user-controlled VCC_5v_EXT
Enable
SPI1_D1 SPI1_D1
SPI1_CS0 SPI1_CS0
SPI1_D0 SPI1_D0
SPI1_SCLK SPI1_SCLK
I2C1: SDA I2C1: SDA
I2C1: SCL I2C1: SCL
device tree pin assignment
page 86.
1
pin
Generic Notes
Power line
Power line
Power line
USB_EXP+ USB line: fixed
USB_EXP- USB line: fixed
Power line
GPIO2_15
GPIO2_16 Power Enable for LoRa
devices
GPIO2_14
GPIO0_10
Power line
Reserved Reserved
Reserved Reserved
GPIO3_13
GPIO2_7 Reserved: VCC_3v3_
VCC_3v3_EXT EXT Enable
Enable
GPIO2_6 Reserved: VCC_5v_
VCC_5v_EXT EXT Enable
Enable
Power line
GPIO3_16
GPIO3_17
GPIO3_15
GPIO3_14
Power line
I2C1: SDA Reserved:
I2C internal
I2C1: SCL Reserved:
I2C internal
115 / 118