Datasheet

MSP430F6638, MSP430F6637, MSP430F6636
MSP430F6635, MSP430F6634, MSP430F6633
MSP430F6632, MSP430F6631, MSP430F6630
www.ti.com SLAS566D –JUNE 2010–REVISED AUGUST 2013
Table 62. Port P7 (P7.4 to P7.7) Pin Functions
CONTROL BITS/SIGNALS
(1)
PIN NAME (P7.x) x FUNCTION
P7DIR.x P7SEL.x CBPD.x DAC12OPS DAC12AMPx
P7.4/CB8/A12 4 P7.4 (I/O) I: 0; O: 1 0 0 n/a n/a
Comparator_B input CB8 X X 1 n/a n/a
A12
(2) (3)
X 1 X n/a n/a
P7.5/CB9/A13 5 P7.5 (I/O) I: 0; O: 1 0 0 n/a n/a
Comparator_B input CB9 X X 1 n/a n/a
A13
(2) (3)
X 1 X n/a n/a
P7.6/CB10/A14/DAC0 6 P7.6 (I/O) I: 0; O: 1 0 0 X 0
Comparator_B input CB10 X X 1 X 0
A14
(2) (3)
X 1 X X 0
DAC12_A output DAC0 X X X 1 >1
P7.7/CB11/A15/DAC1 7 P7.7 (I/O) I: 0; O: 1 0 0 X 0
Comparator_B input CB11 X X 1 X 0
A15
(2) (3)
X 1 X X 0
DAC12_A output DAC1 X X X 1 >1
(1) X = Don't care
(2) Setting the P7SEL.x bit disables the output driver as well as the input Schmitt trigger to prevent parasitic cross currents when applying
analog signals.
(3) The ADC12_A channel Ax is connected internally to AV
SS
if not selected via the respective INCHx bits.
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