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AX99100
ASIX AX99100 User Manual
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7
Copyright ©
2016
ASIX Elect
ronics Corporation. All ri
ghts reserved.
AX99100
PCIe to Multi I/O Controller
AX
99100 Block D
ia
gram
1.2
Figure 1-1
:
AX
99100
Block Diagram
RXD[4:1],
TXD[4:1],
CTS[4:1],
DSR[4:1]
RI[4:1],
DCD[4:1],
RTS[4:1]
DTR[4:1]
STROBEn,
AUTOL
Fn
INITn,
SELECTI
Nn,
ACKn,
BUSY,
PAPEREND
,
SELECT,
PP_DIR
DATA
[7:0]
PCIe PH
Y
&
Controlle
r
SPI
Local Bus
LDO
Serial Por
t
x 4
24 GPIO
POR &
Reset Gen.
I2C
CLKN
,
CLKP,
REXT,
DIN
,DIP,
DON, DOP,
WAKEn
CLKREQ
n,
RSTn
SS[2:0],
SCLK
,
MOSI,
MISO,
SWAK
En
VCC33A_REG
,
VO12
SCL, SDA
RSTn
GPIO
[
23:0]
Parallel Po
rt
PCIe
Arbiter
OSC &
Clock Ge
n.
EXT_CLK
,
EXT_CLK
_PDn
CLKO
,
RSTO,
CS0n,
CS1n,
ALE,
A[9:0],
AD[15:0],
RDn,
WRn,
RDY,
INT[1:0],
DREQ[1:0],
DACK[1:0]
6
8
Table of Contents
Default Chapter
4
Table of Contents
4
1 Introduction
6
General Description
6
Ax99100 Block Diagram
7
Figure 1-1: Ax99100 Blockd
7
Iagram
7
Ax99100 Pinout Diagram
8
Figure 1-2: Ax99100 Pinoutd
8
Iagram
8
Signal Description
9
Table 1-1: Common Pin Description
9
Escription
9
Table 1-2: Pcie Pin Description
10
Table 1-3: Power /Ground Pind
10
GPIO and Mode Setting
11
Pin Description
11
Table 1-4: Gpio and Mode Setting
11
Serial Interface for COM Port
12
Com Port Pin Description
12
Serial Interface for Multi-Protocol Transceiver
13
In Description
13
Table 1-6: Serial Interface for Table 1-7: Serial Interface for
13
Serial Port with GPIO Enabled
14
Multi -Protocol Transceiver Pgpio Enabled Pin Description
14
Serial Port with Function Disabled
15
Description
15
Table 1-8: Serial Interface with
15
Parallel Port
16
Table 1-9: Parallel Port Pind
16
Escription
16
SPI Interface
17
Table 1-10: Spi Pin Description
17
Local Bus Interface
18
Escription
18
Table
18
2 Function Description
19
Clocks/Resets and Power
19
Pcie Operation
19
I 2 C Controller
21
Serial Port (Sp)
21
Parallel Port (Pp)
21
Spi Master Controller (Spi)
22
Local Bus Controller (Lb)
23
Gpio Function
24
Power Management
24
3 Chip Configuration
25
Boot Strapping Pins for Chip Mode
25
Table 3-1: Chip Mode Selection
25
Pins
25
Dtr Boot Strapping Pins for Serial Port
26
Table 3-2: Chip Mode Selection
26
Table 3-3: Dtr Mode Selection
26
Pins
26
Hardware Configuration Eeprom
27
Configuration EEPROM Memory Map for None Local Bus Interface
28
Bus Mode
28
Table 3-4: Configuration
28
Configuration EEPROM Memory Map for Local Bus Interface
34
Table 3-5: Configuration
34
Hardware Default Values Summary
43
Disable Unused Pcie Function in HWCFGEE
46
Table 3-7: the Hwchgee
46
Alues in each Chip_Mode Setting Content for 1S Setting
46
Pcie Configuration Space Map
49
4 Electrical Specifications
51
DC Characteristics
51
Absolute Maximum Ratings
51
Recommended Operating Condition
51
Leakage Current and Capacitance
51
DC Characteristics of 3.3V with 5V Tolerant I/O Pins
52
DC Characteristics of Voltage Regulator
52
Pcie Specifications
53
Power Consumption
54
Power-Up/Down and Power Management Sequence
55
Ac Timing Characteristics
56
Pcie Reference Clock Timing
56
C Timing
56
Table 4-1: I 2 C Master Controller
56
Serial Port Timing
57
Figure 4-1: Txd1 and Rxd1 T
57
SPI Timing
58
Figure 4-2: High Speed Spi Master
58
Local Bus Timing
59
Figure 4-3: Non - Multiplexed Bus
59
Figure 4-4: Isa-Like Bus Type with
60
Figure 4-5: Non - Multiplexedb
61
Figure 4-6: Multiplexedb
62
Iagram
62
Figure 4-7: Non - Multiplexed Bus
63
Figure 4-8: Isa-Like Bus Type with
64
Figure 4-9: Non - Multiplexedb
65
Figure 4-10: Multiplexedb
66
Iagram
66
Table 4-2: Local Bus Timingt
67
5 Package Information
68
7 Revision History
69
6 Ordering Information
69
4
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ASIX AX99100 Specifications
General
Brand
ASIX
Model
AX99100
Category
Controller
Language
English
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