Datasheet

Section 1 Overview
Rev. 4.00 Sep 27, 2006 page 27 of 1130
REJ09B0327-0400
Pin No.
Type Symbol
FP-100B
TFP-100B I/O Name and Function
Operating
mode
control
MD1
MD0
5
6
Input Mode pins: These pins set the operating mode.
The relation between the settings of pins MD1 and
MD0 and the operating mode is shown below.
These pins should not be changed while the MCU
is operating.
MD1 MD0
Operating
Mode Description
0 1 Mode 1 Normal
Expanded mode with
on-chip ROM disabled
1 0 Mode 2 Advanced
Expanded mode with
on-chip ROM enabled or
single-chip mode
1 1 Mode 3 Normal
Expanded mode with
on-chip ROM enabled or
single-chip mode
System
control
RES 1 Input Reset input: When this pin is driven low, the chip is
reset.
RESO 100 Output Reset output: Outputs reset signal to external
device.
STBY 8 Input Standby: When this pin is driven low, a transition is
made to hardware standby mode.
Address
bus
A23 to
A16
10, 11, 20,
21, 30, 31,
47, 48
Output Address bus (advanced): Outputs address when
16-Mbyte space is used.
A15 to
A0
60 to 67,
72 to 79
Output Address bus: These pins output an address.
Data bus D15 to
D8
89 to 82 Input/
output
Data bus (upper): Bidirectional data bus.
Used for 8-bit data and upper byte of 16-bit data.
D7 to
D0
57, 58, 68,
69, 80, 81,
90, 91
Input/
output
Data bus (lower): Bidirectional data bus.
Used for lower byte of 16-bit data.