ASIX AX99100 User Manual

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Copyright © 2016 ASIX Electronics Corporation. All rights reserved.
AX99100
PCIe to Multi I/O Controller
1.4.4 Serial Port with GPIO enabled
Table 1-7: Serial Interface for GPIO Enabled Pin Description
Enable Serial Port for GPIO mode
Pin Name
Type
Pin No
Pin Description
TXD1
TXD2
TXD3
TXD4
O5/4m
9
68
50
42
Transmit data output to transceiver or IrDA data output to IR LED
SP1_GPIO0
SP2_GPIO0
SP3_GPIO0
SP4_GPIO0
B5/CU/4m
8
67
49
41
Serial Port GPIO
SP1_GPIO1
SP2_GPIO1
SP3_GPIO1
SP4_GPIO1
B5/CU/4m
7
66
48
40
Serial Port GPIO
RXD1
RXD2
RXD3
RXD4
O5/PU/4m
5
65
47
38
Serial receives data input from transceiver or IrDA data input from IrDA detector.
SP1_GPIO5
SP2_GPIO5
SP3_GPIO5
SP4_GPIO5
B5/CU/4m
3
64
46
34
Serial Port GPIO
SP1_GPIO3
SP2_GPIO3
SP3_GPIO3
SP4_GPIO3
B5/CU/4m
4
63
45
33
Serial Port GPIO
SP1_GPIO4
SP2_GPIO4
SP3_GPIO4
SP4_GPIO4
B5/CU/4m
2
62
44
32
Serial Port GPIO
SP1_GPIO2
SP2_GPIO2
SP3_GPIO2
SP4_GPIO2
B5/CU/4m
1
61
43
31
Serial Port GPIO
Note: Above Serial Port GPIO function are valid when Software enabled the GPIO function by register setting in each
functions.

ASIX AX99100 Specifications

General

Brand	ASIX
Model	AX99100
Category	Controller
Language	English