ꢀ ꢁ ꢂꢃ ꢄ ꢅ ꢆꢇ ꢄꢆꢈ ꢀꢁ ꢂ ꢃꢄ ꢅ ꢆ ꢇ ꢃ ꢆꢈ ꢀꢁ ꢂ ꢃꢄ ꢅ ꢆ ꢇ ꢃꢆ ꢇ
ꢀ ꢉ ꢊ ꢋꢌ ꢁꢉ ꢍꢎ ꢏ ꢐ ꢀꢉ ꢑ ꢒꢓꢑ ꢓꢎ ꢔꢒ ꢓꢐ ꢐꢋ ꢒ
SLAS272F − JULY 2000 − REVISED JUNE 2004
APPLICATION INFORMATION
input/output schematic (continued)
port P4, P4.7, input/output with Schmitt-trigger
P4SEL.7
P4DIR.7
0: Input
1: Output
0
1
0
1
Pad Logic
P4.7/TBCLK
P4OUT.7
DV
SS
P4IN.7
EN
D
Timer_B,
TBCLK
port P5, P5.0 and P5.4 to P5.7, input/output with Schmitt-trigger
P5SEL.x
0: Input
0
1
0
1
1: Output
P5DIR.x
Direction Control
From Module
Pad Logic
P5.0/STE1
P5OUT.x
Module X OUT
P5.4/MCLK
P5.5/SMCLK
P5.6/ACLK
P5.7/TBOUTH
P5IN.x
EN
D
Module X IN
x: Bit Identifier, 0 and 4 to 7 for Port P5
PnSel.x
P5Sel.0
P5Sel.4
P5Sel.5
P5Sel.6
P5Sel.7
PnDIR.x
P5DIR.0
P5DIR.4
P5DIR.5
P5DIR.6
P5DIR.7
Dir. CONTROL FROM MODULE
PnOUT.x
MODULE X OUT
DV
PnIN.x
P5IN.0
P5IN.4
P5IN.5
P5IN.6
P5IN.7
MODULE X IN
STE.1
DV
DV
DV
DV
DV
P5OUT.0
P5OUT.4
P5OUT.5
P5OUT.6
P5OUT.7
SS
CC
CC
CC
SS
SS
MCLK
SMCLK
ACLK
unused
unused
unused
DV
TBOUTHiZ
SS
NOTE: TBOUTHiZ signal is used by port module P4, pins P4.0 to P4.6. The function of TBOUTHiZ is mainly useful when used with Timer_B7.
48
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