lm9832 National Semiconductor Corporation, lm9832 Datasheet - Page 19

• Manufacturer Part Number: lm9832
• Description: Lm9832 42-bit Color, 1200dpi Usb Image Scanner
• Manufacturer: National Semiconductor Corporation

LM9832 Register Listing
Address
(NEW)
MISC I/O PIN SETTINGS
5A
59
MISC I/O 1: Input or Output
MISC I/O 1: Polarity
(if configured as an input)
MISC I/O 1: Level/Edge sensitive
(if configured as an input)
MISC I/O 1: Output State
(if configured as an output)
Power On/USB Suspend Default: Input
MISC I/O 2: Input or Output
MISC I/O 2: Polarity
(if configured as an input)
MISC I/O 2: Level/Edge sensitive
(if configured as an input)
Power On/USB Suspend Default: Input
MISC I/O 3: Input or Output
MISC I/O 3: Polarity
(if configured as an input)
MISC I/O 3: Level/Edge sensitive
(if configured as an input)
MISC I/O 3: Output State
(if configured as an output)
Power On/USB Suspend Default: Input
MISC I/O 4: Input or Output
MISC I/O 4: Polarity
(if configured as an input)
MISC I/O 4: Level/Edge sensitive
(if configured as an input)
Power On/USB Suspend Default: Output,
Logic High
MISC I/O 2: Output State
(if configured as an output)
MISC I/O 4: Output State
(if configured as an output)
Function
(Continued)
D
7
0
1
0
1
D
0
1
0
1
6
D
0
1
0
1
5
D
4
0
1
0
1
19
D
3
0
1
0
1
D
0
1
0
1
2
D
0
1
0
1
1
D
0
0 The MISC I/O 1 pin is configured as an input.
1 The MISC I/O 1 pin is configured as an output.
0 The MISC I/O 3 pin is configured as an input.
1 The MISC I/O 3 pin is configured as an output.
A low input on MISC I/O 1 is True
A high input on MISC I/O 1 is True
Level sensitive: MISC I/O 1 State bit (in Status
Register) is set to a 1 if MISC I/O 1 is currently True.
Edge sensitive: MISC I/O 1 State bit (in Status
Register) is set to a 1 if MISC I/O 1 has been True
since the last time the Status Register was read.
The output of the MISC I/O 1 pin will be a logic low
(0V).
The output of the MISC I/O 1 pin will be a logic high
(5V).
The MISC I/O 2 pin is configured as an input.
The MISC I/O 2 pin is configured as an output.
A low input on MISC I/O 2 is True
A high input on MISC I/O 2 is True
Level sensitive: MISC I/O 2 State bit (in Status
Register) is set to a 1 if MISC I/O 2 is currently True.
Edge sensitive: MISC I/O 2 State bit (in Status
Register) is set to a 1 if MISC I/O 2 has been True
since the last time the Status Register was read.
The output of the MISC I/O 2 pin will be a logic low
(0V).
The output of the MISC I/O 2 pin will be a logic high
(5V).
A low input on MISC I/O 3 is True
A high input on MISC I/O 3 is True
Level sensitive: MISC I/O 3 State bit (in Status
Register) is set to a 1 if MISC I/O 3 is currently True.
Edge sensitive: MISC I/O 3 State bit (in Status
Register) is set to a 1 if MISC I/O 3 has been True
since the last time the Status Register was read.
The output of the MISC I/O 3 pin will be a logic low
(0V).
The output of the MISC I/O 3 pin will be a logic high
(5V).
The MISC I/O 4 pin is configured as an input.
The MISC I/O 4 pin is configured as an output.
A low input on MISC I/O 4 is True
A high input on MISC I/O 4 is True
Level sensitive: MISC I/O 4 State bit (in Status
Register) is set to a 1 if MISC I/O 4 is currently True.
Edge sensitive: MISC I/O 4 State bit (in Status
Register) is set to a 1 if MISC I/O 4 has been True
since the last time the Status Register was read.
The output of the MISC I/O 4 pin will be a logic low
(0V).
The output of the MISC I/O 4 pin will be a logic high
(5V).
Value
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