Table of Contents
Advertisement
PRINTER PORT CONFIGURATION
ARCHIVED BY FREESCALE SEMICONDUCTOR, INC. 2005
Printer port outputs on an IBM PC or clone use TTL–LS logic levels. Inputs are one TTL–LS load. Signal
lines can be used for any purpose. The standard names, direction of data flow, true and inverted data are
shown in Figure 4.
Pin numbers for the port connector are shown in Figure 5.
MOTOROLA
Freescale Semiconductor, Inc.
Signal Name
- Strobe
+ Data Bit 0
+ Data Bit 1
+ Data Bit 2
+ Data Bit 3
+ Data Bit 4
+ Data Bit 5
+ Data Bit 6
Printer
+ Data Bit 7
- Acknowledge
+ Busy
+ P . End (out of paper)
+ Select
- Auto Feed
- Error
- Initialize Printer
- Select Input
Ground
Figure 4. Printer Port Data Lines
13
25
Figure 5. DB–25 Male Connector
For More Information On This Product,
Go to: www.freescale.com
Pin Number
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18 - 25
1
(front view)
14
IBM Printer
Port
MC145220EVK
13
Advertisement
Table of Contents
