SX8801IRXXMLTRT View Datasheet(PDF) - Semtech Corporation
Part Name
Description
MFG CO.
'SX8801IRXXMLTRT' PDF : 135 Pages View PDF
XE8801A – SX8801R
13.4 Register map
There are three registers in the Port C (PC), namely RegPCIn, RegPCOut and RegPCDir. Table 13-1 to Table
13-3 show the mapping of control bits and functionality of these registers.
Pos. RegPCIn
7-0
PCIn
Rw Reset
r
-
Description
pad PC input value
Table 13-1 RegPCIn
Pos.
7-0
RegPCOut
PCOut
Rw
Reset
r w 0 resetpconf
Table 13-2 RegPCOut
Description
pad PC output value
Pos.
7-0
RegPCDir
PCDir
Rw
Reset
r w 0 resetpconf
Description
pad PC direction (0=input)
Table 13-3 RegPCDir
13.5 Port C electrical specification
Sym
VINH
VINL
VOH
description
Input high voltage
Input low voltage
Output high voltage
VOL Output low voltage
Cin Input capacitance
min
typ
max unit Comments
0.7*VBAT
VBAT
V
VBAT≥2.4V
VSS
0.2*VBAT V
VBAT≥2.4V
VBAT-0.4
VSS
VBAT
VSS+0.4
V VBAT=1.2V, IOH =0.3mA
VBAT=2.4V, IOH =5.0mA
VBAT=4.5V, IOH =8.0mA
V VBAT=1.2V, IOL =0.3mA
VBAT=2.4V, IOL
=12.0mA
VBAT=4.5V, IOL
=15.0mA
3.0
pF
Note 1
Note 1: this value is indicative only since it depends on the package.
Table 13-4. Port C electrical specification
© Semtech 2005
13-3
www.semtech.com
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