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PC87383 Datasheet(PDF) 14 Page - National Semiconductor (TI)

[Old version datasheet] Texas Instruments acquired National semiconductor.
Part # PC87383
Description  Legacy-Reduced SuperI/O with Fast Infrared Port, Serial Port, Parallel Port and GPIOs for Portable Applications
PDF  77 Pages
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Manufacturer  NSC [National Semiconductor (TI)]
Direct Link  http://www.national.com
Logo NSC - National Semiconductor (TI)

PC87383 Datasheet(HTML) 14 Page - National Semiconductor (TI)

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1.0 Signal/Pin Connection and Description (Continued)
www.national.com
14
Revision 1.1
1.4
INTERNAL PULL-UP AND PULL-DOWN RESISTORS
The signals listed in Table 3 can optionally support internal pull-up (PU) and/or pull-down (PD) resistors. See Section 7.3 for
the values of each resistor type.
Table 3. Internal Pull-Up and Pull-Down Resistors
Signal
Pin(s)
Type
Comments
General-Purpose Input/Output (GPIO) Ports
GPIO00-07
15, 16, 19, 20,
21, 40, 7, 41
PU30
Programmable
GPIO10-11,
GPIO14-17
5, 3, 61, 60,
59, 10
PU30
Programmable
GPO12-13
63, 62
PU30
Programmable
GPIO21
29
PU80
Programmable
GPIO20,
GPIO23,
GPIO24
23,
30
PU30
Programmable
GPO22
27
PU80
Programmable
Strap Configuration and Testability
BADDR
4
PU30
Strap1
1. Active only during VDD Power-Up reset.
TEST
63
PU30
Strap1
TRIS
62
PU30
Strap1
Parallel Port
ACK
28
PU30
AFD_DSTRB
57
PU440
BUSY_WAIT
26
PD120
ERR
54
PU30
INIT
56
PU440
PE
25
PU220/
PD120
Programmable
SLCT
24
PD30
SLIN_ASTRB
55
PU80
STB_WRITE
14
PU440



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