Table 9.51 PD1 Pin Function
Operating Mode
PD1DDR
Pin Function
Table 9.52 PD0 Pin Function
Operating Mode
PD0DDR
Pin Function
9.9.6
Port D Input Pull-Up MOS Function
Port D has a built-in input pull-up MOS function that can be controlled by software. Input pull-up
MOS can be used in mode 7, and can be specified as on or off for individual bits.
Table 9.53 summarizes the input pull-up MOS states.
Table 9.53 Input Pull-Up MOS States (Port D)
Pins
Address output (modes 4
to 6), port output (mode
7)
Port input (mode 7)
Legend:
OFF: Input pull-up MOS is always off.
ON/OFF: On when PDDDR = 0 and PDPCR = 1; otherwise off.
9.10
Port E
Port E is an 8-bit I/O port that also has other functions. The port E has the following registers.
• Port E data direction register (PEDDR)
• Port E data register (PEDR)
• Port E register (PORTE)
• Port E Pull-up MOS control register (PEPCR)
Rev. 3.0, 10/02, page 250 of 686
Modes 4 and 6
−
D9 input/output
Modes 4 and 6
−
D8 input/output
Power-On
Hardware
Reset
Standby
Mode
OFF
1
PD1 input
1
PD0 input
Manual
Software
Reset
Standby
Mode
OFF
ON/OFF
Mode 7
0
PD1 output
Mode 7
0
PD0 output
In Other
Operations