Internal Keyboard Connector (Cn8); Internal Mouse Connector (Cn9); Gpio Header (Cn10); Smbus Header (Cn11) - AXIOMTEK IMB530 User Manual

2.4.7

Internal Keyboard Connector (CN8)

The internal keyboard (PS/2 type) interface is available through a 5-pin connector.
Pin Signal
1 Keyboard Clock
2 Keyboard Data
3 NC
4 GND
5 +5V level
2.4.8

Internal Mouse Connector (CN9)

The internal mouse (PS/2 type) interface is available through a 5-pin connector.
Pin Signal
1 Mouse Clock
2 Mouse Data
3 NC
4 GND
5 +5V level
2.4.9

GPIO Header (CN10)

This header (5x2-pin p=2.00mm) is for digital I/O interface.
Pin Signal
1 DIO1
3 DIO2
5 DIO3
7 DIO4
9 NC
The default value of DIO1 to DIO8 is set as GPI with high level.
Note
2.4.10

SMBus Header (CN11)

The CN11 (5x1-pin p=2.00mm) is for SMBus (System Management Bus) interface.
Pin Signal
1 SMB_SCL
3 GND
5 +5V
Board and Pin Assignments
Pin Signal
2 DIO8
4 DIO7
6 DIO6
8 DIO5
10 GND
Pin Signal
2 N/C
4 SMB_SDA
2
1
4
3
6
5
8
7
10
9
19