SCD1284 INTEL [Intel Corporation], SCD1284 Datasheet - Page 23

• Manufacturer Part Number: SCD1284
• Description: IEEE 1284-Compatible Parallel Interface Controller with Two High-Speed Asynchronous Serial Ports
• Manufacturer: INTEL [Intel Corporation]

Datasheet
DSR[3,2]*
CD[3,2]
RI[3,2]
Symbol
Table 1. Pin Descriptions (Sheet 4 of 4)
Pin No.
23, 28
24, 29
14, 15
Type
I
I
I
DATA SET READY: These are active-low inputs for serial channels two and three.
CARRIER DETECT: These are active-low inputs for serial chanels two and three.
RING INDICATOR: These are active-low inputs for chanels two and three.
IEEE 1284-Compatible Parallel Interface Controller — CD1284
Description
23