Toshiba TLCS-900/H1 Series Manual page 128

Original cmos 32-bit microcontroller

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Table of Contents

Port L (PL0 to PL7)

PL0 to PL7 are 8-bit output ports. Resetting sets the output latch PL to "0", and PL0 to

PL7 pins output "0". In addition to functioning as a general-purpose output port, port L can

also function as a data bus for 32-bit memory connection (D16 to D23). Above setting is

used the function register PLFC.

Setting the AM1 and AM0 pins as shown below and resetting the device initialize port 1

to the following function pins:

External write enable

Port read data

External read enable

Function Setting after reset is released

Don't use this setting

Input port (PL0 ~ PL7)

Data bus (D16 ~ D23)

Don't use this setting

PLCR register

PLFC2 register

PLFC register

Figure 3.7.36 Port L0 to L7