TC1796
System Units (Vol. 1 of 2)
Introduction
User’s Manual 1-38 V2.0, 2007-07
Intro, V2.0
BFCLKO AF25 O B2 V
DDEBU
Burst Mode Flash Clock Output (non-
differential)
BFCLKI AF24 I B1 Burst Mode Flash Clock Input
(feedback clock)
RD AF20 O B1 Read Control Line
RD/WR AF21 O B1 Write Control Line
ADV AF22 O B1 Address Valid Output
BC0
BC1
BC2
BC3
AE17
AD17
AF18
AE18
O
O
O
O
B1 Byte Control Lines
Byte control line 0
Byte control line 1
Byte control line 2
Byte control line 3
MR/W AF19 O B1 Motorola-style Read / Write Control
Signal
WAIT AE20 I – Wait Input for inserting Wait States
BAA AF23 O B1 Burst Address Advance Output
HOLD AF17 I – Hold Request Input
HLDA AD18 O B1 Hold Acknowledge Output
BREQ AD22 O B1 Bus Request Output
Table 1-3 Pin Definitions and Functions (cont’d)
Symbol Pins I/O Pad
Driver
Class
Power
Supply
Functions
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