MC96FR116C
November, 2018 Rev.1.8
27
6. PORT STRUCTURES
6.1 General Purpose I/O Port
VDD
VDD
VDD
PAD
SUB-FUNC ENABLE
LevelShift ( 1.8V to ExtVDD)
LevelShift (ExtVDD to 1.8V)
Px
(data)
PxOD
(open-drain)
PxPU
(pull-up selection)
SUB-FUNC DATA OUTPUT
PxIO
(direction)
SUB-FUNC DIRECTION
0
1
MUX
MUX
1
0
PORTx INPUT
SUB-FUNC
ANALOG CHANNEL
ENABLE
ANALOG INPUT
ANALOG INPUT
(without Resistor)
R(400
Ω
)
CMOS or
Schmitt Level
Input
BODR
PxBPC
(pull-up control)
Figure 6-1 General I/O