P5.2/R23
P5.3/COM1/S42
P5.4/COM2/S41
P5.5/COM3/S40
P5.6/ADC12CLK/DMAE0
P5.7/RTCCLK
Direction
0: Input
1: Output
P5SEL.x
1
0
P5DIR.x
P5IN.x
EN
Module X IN
1
0
Module X OUT
P5OUT.x
1
0
DV
SS
DV
CC
P5REN.x
Pad Logic
1
P5DS.x
0: Low drive
1: High drive
D
S40...S42
LCDS40...LCDS42
Bus
Keeper
MSP430F6438, MSP430F6436, MSP430F6435, MSP430F6433
SLAS720D – AUGUST 2010 – REVISED DECEMBER 2015
6.13.6 Port P5, P5.2 to P5.7, Input/Output With Schmitt Trigger
Figure 6-7. Port P5 (P5.2 to P5.7) Schematic
Table 6-55. Port P5 (P5.2 to P5.7) Pin Functions
CONTROL BITS OR SIGNALS
(1)
PIN NAME (P5.x)
x
FUNCTION
P5DIR.x
P5SEL.x
LCDS40...42
P5.2/R23
2
P5.2 (I/O)
I: 0; O: 1
0
na
R23
X
1
na
P5.3/COM1/S42
3
P5.3 (I/O)
I: 0; O: 1
0
0
COM1
X
1
X
S42
X
0
1
P5.4/COM2/S41
4
P5.4 (I/O)
I: 0; O: 1
0
0
COM2
X
1
X
S41
X
0
1
P5.5/COM3/S40
5
P5.5 (I/O)
I: 0; O: 1
0
0
COM3
X
1
X
S40
X
0
1
P5.6/ADC12CLK/DMAE0
6
P5.6 (I/O)
I: 0; O: 1
0
na
ADC12CLK
1
1
na
DMAE0
0
1
na
P5.7/RTCCLK
7
P5.7 (I/O)
I: 0; O: 1
0
na
RTCCLK
1
1
na
(1)
X = Don't care
Copyright © 2010–2015, Texas Instruments Incorporated
Detailed Description
93
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