ADLINK Technology CoreModule 730 Manual de usuario descargar pdf (Pagina 24)

Chapter 3 Hardware

20 Reference Manual MiniModule SIO

USB Interfaces

The MiniModule SIO provides two USB ports (USB1 and USB2) on a 10-pin header. The USB ports are

protected with a power distributor that detects over-current situations and acts as a fuse to protect the ports

and devices on the ports.

Table 3-4 lists the pin signals for the USB1 and USB2 header which consists of 10 pins, two rows, odd/even

(1, 2) pin sequence, and 0.079" (2.0mm) pitch.

Note: The shaded areas denote power or ground.

C Bus

Table 3-5 lists the pin signals for the I

C bus which provides a medium-speed serial interface. The I

header consists of 5 pins, single row with 0.049" (1.25mm) pitch.

Note: The shaded areas denote power or ground. Signals marked with # indicate Active Low.

Keyboard/Mouse Interface

Table 3-6 lists the pin signals for the keyboard and mouse header which consists of 10 pins, 2 rows with odd/

even (1, 2) pin sequence, and 0.079" (2.0mm) pitch.

Table 3-4. USB1 and USB2 Interfaces Pin Signal Definitions (J13)

Pin # Signal Description

USB POWER 2 +5 volts power

USB POWER 1 +5 volts power

3 CONN USB2 N USB2 data negative

4 CONN USB1 N USB1 data negative

5 CONN USB2 P USB2 data positive

6 CONN USB1 P USB1 data positive

USB GND2 Ground

USB GND1 Ground

USB GND2 Ground

USB GND1 Ground

Table 3-5. I

C Header Pin Signal Definitions (J14)

Pin # Signal Description

1 SCL Serial Clock Line

GND Ground

3SDA Serial Data Line

VSM +3.3 Volts Power

5 ALERT# I2C Alert

Table 3-6. Keyboard/Mouse Interface Pin Signal Definitions (J16)

Pin # Signal Description

KEY VCC +5 Volts

2 KEY DATA Keyboard data

3 KEY CLK Keyboard clock

KEY GND Keyboard ground

1 2 ... 19 20 21 22 23 24 25 26 27 28 29 30

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