F71808A
F71808A
Smart LPC IO With CIR & Power Saving Function
Release Date: Dec, 2010
Version: V0.18P
Dec, 2010
V0.18P
F71808A
F71808A Datasheet Revision History
Version
V0.10P
V0.11P
V0.12P
Date
2010/2
2010/3
2010/4
Page
-
-
7
11-15
16
106
42-110
15
39, 40
12, 14
116
15
9, 12,
14,15
39
9, 15, 16
12, 14
12, 17
12-16
46
48, 49
49, 50
50, 51
53
54
58
74
94
100
102
112
117-125
10
93
13, 15
96
96, 97
91
91, 92
92
14, 36-38
110
53
55, 56
12-15
52
Revision History
Preliminary Version
Add Application Circuit and Register Description
Update GPIO description
Update pin assignment
Update strapping setting
1. Add Application Circuits
2. Update Register
3. Modify pin21 to OD pin
4. Add CIR and CPT function descriptions
5. GPIO 05, 30, 31 support scan code
1. Update reference circuit
2. Modify pin17 description
3. Add SUS_ACK# and SUS_WARN# multi function on pin
19, 45, 49
4. Add scan code function description
1. Remove SUS_ACK# (pin 19), Add WDTRST# (pin 23)
2. Rename SUS_WARN2# and SUS_ACK2# (pin 45, 49)
3. Correct STRAP_PWOK default setting
4. Update Pin Type
5. Update LDN Register – Index 07h
6. Update Multi-Function Select Register 0 – Index 28h
7. Update Multi-Function Select Register 1 – Index 29h
8. Update Multi-Function Select Register 2 – Index 2Ah
9. Update Multi-Function Select Register 3 – Index 2Bh
10. Update Multi-Function Select Register 4 – Index 2Ch
11. Update RS485 Enable Register – Index F0h
12. Update Fan Temperature Adjust Select Register –
Index 96h
13. Update GPIO 23 description
14. Update Watchdog Timer Configuration Register 2 –
Index 06h
15. Update EuP Enable Register – Index E0h
16. Update Intel DSW Delay Select Register – Index FCh
17. Update Reference Circuits
18. Correct Pin Type
1. Correct Typo
2. Update Pin Description for GPIO05, 30 and 31
3. Update GPIO2 Input Detection Select Register – Index
D5h
4. Update GPIO2 Event Status Register – Index D6h
5. Update Event PME Enable Register – Index C4h
6. Add GPIO3 Input Detection Select Register – Index C5h
7. Add GPIO3 Event Status Register – Index C6h
8. Correct “S3_Gate” name
9. Correct Power Sequence Control Register – Index F7h
bit 1 name
10. Update Multi-Function Select Register 2 – Index 2Ah
11. Update Multi-Function Select Register 4 – Index 2Ch
12. Correct PWR name VCC to 3VCC
1. Update Multi-Function Select Register 2 – Index 2Ah
Dec, 2010
V0.18P
V0.13P
2010/5
V0.14P
2010/5
V0.15P
2010/6
V0.16P
2010/8
V0.17P
2010/9
F71808A
15
89
V0.18P
2010/12
50
2. Correct PWOK Pin Type
1. Add Auto Swap Register
⎯
Index FEh (Powered by
VBAT) bit 3
2. Update Multi-Function Select Register 1
⎯
Index 29h
bit 5 description
Please note that all data and specifications are subject to change without notice. All the trade marks of products
and companies mentioned in this data sheet belong to their respective owners.
LIFE SUPPORT APPLICATIONS
These products are not designed for use in life support appliances, devices, or systems where malfunction of these
products can reasonably be expected to result in personal injury. Customers using or selling these products for
use in such applications do so at their own risk and agree to fully indemnify Fintek for any damages resulting from
such improper use or sales.
Dec, 2010
V0.18P
F71808A
Table of Content
1. General Description .............................................................................................................. 6
2. Feature List ........................................................................................................................... 6
3. Key Specification................................................................................................................... 8
4. Block Diagram....................................................................................................................... 9
5. Pin Configuration ................................................................................................................ 10
6. Pin Description.................................................................................................................... 11
6.1 Power Pin.................................................................................................................. 11
6.2 LPC Interface ............................................................................................................ 12
6.3 UART Function.......................................................................................................... 12
6.4 Hardware Monitor...................................................................................................... 13
6.5 ACPI Function Pins ................................................................................................... 14
6.6 KBC Function ............................................................................................................ 15
6.7 Others ....................................................................................................................... 16
7. Function Description ........................................................................................................... 18
7.1 Power on Strapping Option ....................................................................................... 18
7.2 Keyboard Controller .................................................................................................. 18
7.3 Hardware Monitor...................................................................................................... 21
7.4 ACPI Function ........................................................................................................... 34
7.5 AMD TSI and INTEL PECI 3.0 Function.................................................................... 39
7.6 Power Saving Controller ........................................................................................... 40
7.7 Scan Code Function.................................................................................................. 40
7.8 CIR Function ............................................................................................................. 41
7.9 Intel Cougar Point Timing (CPT) ............................................................................... 42
8. Register Description............................................................................................................ 43
8.1 Global Control Registers ........................................................................................... 47
8.2 UART Registers (LDN 0x01) ..................................................................................... 57
8.3 Hardware Monitor Register (LDN 0x04) .................................................................... 58
8.4 KBC Registers (LDN 0x05) ....................................................................................... 88
8.5 GPIO Registers (LDN 0x06)...................................................................................... 89
8.6 WDT Registers (LDN 0x07)..................................................................................... 101
8.7 CIR Registers (LDN 0x08) ...................................................................................... 102
8.8 PME, ACPI, Power Saving Registers (LDN 0x0A) .................................................. 104
9. Electrical Characteristics................................................................................................... 114
9.1 Absolute Maximum Ratings .................................................................................... 114
Dec, 2010
V0.18P
F71808A
9.2 DC Characteristics .................................................................................................. 114
10.Ordering Information........................................................................................................ 116
11.Package Dimensions ....................................................................................................... 117
12.Application Circuits .......................................................................................................... 118
Dec, 2010
V0.18P
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