HD64F2145 Datasheet, PDF (59/829 Pages) Renesas Technology Corp – Hitachi 16-Bit Single-Chip Microcomputer

Pin No.
Type
FP-100B,
Symbol TFP-100B TFP-144 I/O
Name and Function
Address
bus
A23 to A16 10, 11, 20, 33, 34,
21, 30, 31, 35, 37,
47, 48
38, 39,
40, 41
Output Address output pins when 16-Mbyte space
is used.
A15 to A0 60 to 67, 96 to Output Address output pins
72 to 79 110, 112
Data bus D15 to D8 89 to 82 128 to Input/ Bidirectional data bus for upper byte of 16-
121
output bit data.
D7 to D0
57, 58, 68, 113 to
69, 80, 81, 120
90, 91
Input/ Bidirectional data bus for lower byte of 16-
output bit data.
Bus
:$,7
16
control
17
Input Requests insertion of a wait state in the
bus cycle when accessing external 3-state
address space.
5'
22
21
Output When this pin is low, it indicates that the
external address space is being read.
+:5
19
20
Output When this pin is low, it indicates that the
external address space is being written to.
The upper half of the data bus is valid.
/:5
25
24
Output When this pin is low, it indicates that the
external address space is being written to.
The lower half of the data bus is valid.
$6/,26 18
19
Output When this pin is low, it indicates that
address output on the address bus is valid.
Interrupt NMI
7
signals
11
Input Input pin for a nonmaskable interrupt
request.
,543 to
,54:
16-bit
free-
running
timer
(FRT)
FTCI
FTOA
FTOB
FTIA
23 to 25,
97 to 99,
34, 35
26
27
34
28
22 to 24, Input
133 to
135, 84,
85
These pins request a maskable interrupt.
78
Input The counter clock input pin.
79
Output The output compare A output pin.
84
Output The output compare B output pin.
80
Input The input capture A input pin.
Rev. 2.0, 08/02, page 19 of 788