REGISTER
OFFSET
(hex)
HARD
RESET
VCC
POR
SOFT
RESET
TYPE
R/W
R/W
R/W
R/W
R
R/W
R/W
R/W
R/W
R/W
R
R/W
R/W
R/W
R/W
R/W
R
VTR POR
0x00
0x00
0x00
0x00
-
REGISTER
PME_EN2
PME_EN3
PME_EN4
PME_EN5
Reserved – reads return 0
SMI_STS 1
SMI_STS 2
SMI_STS3
SMI_STS4
SMI_STS5
Reserved – reads return 0
SMI_EN1
SMI_EN2
SMI_EN3
SMI_EN4
SMI_EN5
Reserved – reads return 0
MSC_STS
Reserved – reads return 0
Force Disk Change
0B
0C
0D
0E
0F
10
11
12
13
14
15
16
17
18
19
1A
1B
1C
1D
1E
1F
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
(Note 4)
(Note 4)
(Note 4)
0x02(Note 4)
0x00
0x00
0x00(Note 5)
0x00
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
0x00
0x00
0x00
0x00
0x00
-
0x00
-
-
R/W
R
R/W
R
-
0x01
-
-
0x01
-
-
Floppy Data Rate Select
Shadow
20
21
22
23
24
25
26
27
28
29
2A
2B
2C
2D
2E
2F
30
31
32
33
34
35
36
37
38
39
3A
R
R
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
UART1 FIFO Control Shadow
UART2 FIFO Control Shadow
Device Disable Register
GP10
GP11
GP12
GP13
GP14
GP15
GP16
GP17
GP20
GP21
GP22
Reserved – reads return 0
GP24
GP25
GP26
GP27
GP30
GP31
GP32
GP33
GP34
GP35
GP36
GP37
R/WNote 1
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R
0x00
0x01
0x01
0x01
0x01
0x01
0x01
0x01
0x01
0x01
0x01
0x01
-
0x01
0x01
0x01
0x01
0x01
0x01
0x01
0x01
0x05
0x04
0x01
0x01
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
-
-
-
-
-
-
-
-
-
-
0x00
0x00
-
0x04
-
-
0x00
0x00
-
0x04
-
-
Page 118