PEDL60851D-01
1
Semiconductor
ML60851D
PIN DESCRIPTION
Pin
1,2
6, 7
4, 5
Symbol
D+, D-
XIN, XOUT
TEST14, 2
Type
I/O
—
Description
USB data
Pins for external crystal oscillator
Test pins (normally “L”)
Data bus (MSB)
I
13 to 16,
19 to 22
35 to 38,
41 to 44
D15 to D18
AD7 to AD0
I/O
I/O
Data bus (LSB)/address inputs
25 to 32
A7 to A0
CS
I
I
Address inputs
Chip select signal input pin. LOW active
Read signal input pin. LOW active
Write signal input pin. LOW active
Interrupt request signal output pin
DMA request output pin
8
9
I
RD
WR
10
12
34
33
23
24
11
I
O
O
I
I
I
INTR
DREQ
DACK
ALE
ADSEL
RESET
DMA acknowledge signal input pin
Address latch enable signal input pin
Address input mode select input pin. “H”: address/data multiplex
System reset signal input pin. LOW active.
I
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