Venice Single Board Computer Operating Manual
option) is a vertical mount Molex 73415-2061, or equivalent. The 50 Ohm U.FL
connector (optional) is a vertical mount Sunridge MCBG-ST-00T, or equivalent.
Peripheral Expansion (J4)
The connector is a 20-pin header in a 2x10 configuration with 1.25mm pin spacing. The
mating connector is a JST GHDR-20V-S, available from Digi-Key as part number
455-1913-ND. The mating connector pins are JST SGHD-002GA-P0.2, available from
Digi-Key as part number 455-1914-2-ND. The digital I/O signals include signal
conditioning in the form of a series 332 ohm resistor.
Pin
Signal
1
5V
2
Ground
3
5V
4
Ground
5
3.3V
6
Ground
7
SPI_MOSI
8
SPI_MISO
9
SPI_SCLK
10
SPI_SS0
11
Serial Clock
i.MX8M I2C3 SCL
12
Serial Data
i.MX8M I2C3 SDA
13
UART[3] RXD (logic level)
14
UART[3] TXD (logic level)
15
GSC Pushbutton Interrupt
16
GSC ADC1
17
i.MX8M GPIO[1]:DIO[7]
18
i.MX8M GPIO[1]:DIO[9]
19
i.MX8M GPIO[4]:DIO[3]
20
i.MX8M GPIO[4]:DIO[4]
Digital I/O Connector
Mini-PCIe (J6)
The PCI Express Mini Card socket is an industry standard form factor.
● Slot J6 can support PCIe and USB 2.0 and SIM.
Pin
Signal
Connect
Pin
Signal
Connect
1
WAKE#
No Connect
2
3.3VAUX
3.3V
3
COEX1
No Connect
4
GND
Ground
5
COEX2
No Connect
6
1.5V
No Connect
7
CLKREQ#
No Connect
8
USIMPWR
Note 2
9
GND
Ground
10
USIMDAT
Note 2
11
REFCLK-
REFCLK-
12
USIMCLK
Note 2
13
14
USIMRST
Note 2
15
GND
Ground
16
USIMVPP
Note 2
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