PUOPE
PUOUT0
Pad Logic
PU.0
LDOO
VSSU
PU.1
PUOUT1
PUIN1
PUIN0
PUIPE
MSP430F6438, MSP430F6436, MSP430F6435, MSP430F6433
SLAS720D – AUGUST 2010 – REVISED DECEMBER 2015
6.13.13 Port PU.0, PU.1 Ports
Figure 6-14. Port U (PU.0 and PU.1) Schematic
Table 6-61. Port PU.0, PU.1 Functions
(1)
PUIPE
PUOPE
PUOUT1
PUOUT0
PU.1
PU.0
PORT U FUNCTION
0
1
0
0
Output low
Output low
Outputs enabled
0
1
0
1
Output low
Output high
Outputs enabled
0
1
1
0
Output high
Output low
Outputs enabled
0
1
1
1
Output high
Output high
Outputs enabled
1
0
X
X
Input enabled
Input enabled
Inputs enabled
0
0
X
X
Hi-Z
Hi-Z
Outputs and inputs disabled
(1)
PU.1 and PU.0 inputs and outputs are supplied from LDOO. LDOO can be generated by the device using the integrated 3.3-V LDO
when enabled. LDOO can also be supplied externally when the 3.3-V LDO is not being used and is disabled.
104
Detailed Description
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