FDC37C665GT_07 SMSC [SMSC Corporation], FDC37C665GT_07 Datasheet - Page 18

• Manufacturer Part Number: FDC37C665GT_07
• Description: High-Performance Multi-Mode Parallel Port Super I/O Floppy Disk Controllers
• Manufacturer: SMSC [SMSC Corporation]

Note 1: These active low open drain outputs select motor drives 0-3. In non-ECP modes, four drives
Note 2: Active low open drain outputs select drives 0-3. In non-ECP modes, four drives can be
PIN NO.
15,72
67,95
6,47,
can be supported directly. These motor enable bits are controlled by software via the Digital
Output Register (DOR). In ECP mode, MTR0,1 can be used to directly support 2 drives or
can support 4 drives by using an external 2 to 4 decoder.
supported directly. These drive select outputs are a decode of bits 0 and 1 of the Digital
Output Register and qualified by the appropriate Motor Enable Bit of the DOR (bits 4-7). In
ECP mode, DS0,1 can be used to directly support 2 drives or can support 4 drives by using
an external 2 to 4 decoder.
Power
Ground
NAME
DESCRIPTION OF PIN FUNCTIONS
V
GND
CC
SYMBOL
BUFFER
TYPE
18
+ 5 Volt supply pin.
Ground pin.
DESCRIPTION