User Options

• Ports C and D output level during reset option

One of the following two options for the output level during a reset can be selected for each of the ports C and D in

4-bit units.

• Port output circuit type option

The I/O ports A, C, and D are always set up as open-drain outputs.

No. 5894-6/14

LC65P29

Option

Conditions and notes

High-level output at reset

Ports C and D in 4-bit units

Low-level output at reset

Ports C and D in 4-bit units

Option

Circuit

Open-drain output (OD)

• Oscillator circuit options

Option

Circuit

Conditions and notes

The OSC2 pin must be left open.

External clock

Two-pin RC oscillator

Two-pin ceramic oscillator

• Divisor option

Option

Circuit

Conditions and notes

Can be used with any of the 3 oscillator options. (N, F,

and L versions)

Can only be used with the external clock and ceramic

oscillator options. (N and L versions)

Can only be used with the external clock and ceramic

oscillator options. (N and L versions)

No divisor (1/1)

Divide-by-3 circuit (1/3)

Divide-by-4 circuit (1/4)