Adlink Express-IBE2 Manual de usuario descargar pdf (Pagina 24)

Page 24 Express-IBE2

3.3.12. SMBus

Signal Pin Description I/O PU/PD Comment

SMB_CK B13 System Management Bus bidirectional clock line. Power

sourced through 5V standby rail and main power rails.

I/O OD 3.3VSB PU 2k2 3.3VSB

SMB_DAT# B14 System Management Bus bidirectional data line. Power

sourced through 5V standby rail and main power rails.

I/O OD 3.3VSB PU 2k2 3.3VSB

SMB_ALERT# B15 System Management Bus Alert – active low input can

be used to generate an SMI# (System Management

Interrupt) or to wake the system. Power sourced

through 5V standby rail and main power rails.

I 3.3VSB PU 10k 3.3VSB

3.3.13. I2C Bus

Signal Pin Description I/O PU/PD Comment

I2C_CK B33 General purpose I²C port clock output/input I/O OD 3.3VSB PU 2k2 3.3VSB

I2C_DAT B34 General purpose I²C port data I/O line I/O OD 3.3VSB PU 2k2 3.3VSB

3.3.14. General Purpose I/O (GPIO)

Signal Pin Description I/O PU/PD Comment

GPO[0] A93 General purpose output pins. O 3.3V

GPO[1] B54 General purpose output pins. O 3.3V

GPO[2] B57 General purpose output pins. O 3.3V

GPO[3] B63 General purpose output pins. O 3.3V

GPI[0] A54 General purpose input pins. Pulled high internally on the module. I 3.3V PU 10K 3.3V

GPI[1] A63 General purpose input pins. Pulled high internally on the module. I 3.3V PU 10K 3.3V

GPI[2] A67 General purpose input pins. Pulled high internally on the module. I 3.3V PU 10K 3.3V

GPI[3] A85 General purpose input pins. Pulled high internally on the module. I 3.3V PU 10K 3.3V

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Adlink Express-IBE2 Manual de usuario Pagina 24