ADLINK Technology COM Express Express-HLE, Руководство пользователя

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Express-HLE Page 23
3.3.14 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
3.3.15 General Purpose I/O (GPIO)
Signal Pin # Description I/O PU/PD Comment
GPO[0] A93 General purpose output pins. O 3.3V After hardware RESET
output low
GPO[1] B54 General purpose output pins. O 3.3V After hardware RESET
output low
GPO[2] B57 General purpose output pins. O 3.3V After hardware RESET
output low
GPO[3] B63 General purpose output pins. O 3.3V After hardware RESET
output low
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
3.3.16 Serial Interface Signals
Signal Pin # Description I/O PU/PD Comment
SER0_TX A98 General purpose serial port transmitter (TTL level output) O CMOS Power rail tolerance 5V / 12V
SER0_RX A99 General purpose serial port receiver (TTL level input) I CMOS Power rail tolerance 5V / 12V
SER1_TX A101 General purpose serial port transmitter (TTL level output) O CMOS Power rail tolerance 5V / 12V
SER1_RX A102 General purpose serial port receiver (TTL level input) I CMOS Power rail tolerance 5V / 12V