7156 Owner’s Guide
Chapter 6: Commands
September 1997
81
Top of Bit Image
24-Dot Single-Density Mode—Receipt Only
dn
MSB
LSB
d1
d2
d3
d4 d7
d5
d6
dn
Single-Density Graphics
This NCR 7150™ command is not available. Use Set Bit Image Mode (1B 2A) described on
the previous page. The Hex code, 1B 4B, is used for an Epson command, Print and Reverse
Feed n Mininimum Units (1B 4B n)
.
Double-Density Graphics
Enters one line of 8-dot double-density graphics into the print buffer. Excess data is
accepted but ignored. Any print command is required to print the data, after which the
printer returns to normal processing mode.
Double-density mode allows 0-448 dot columns on the receipt, 0-660 dot columns on the
slip. The number of bytes sent is represented by the formulas in the second table. Each bit
corresponds to one horizontal dot. Adjacent horizontal dots (overlapping dots) will not be
printed on the slip. Compare this command to Set Bit Image Mode (1B 2A...).
Hex
Decimal
ASCII
1B 4C n1 n2 d1...dn
1B 59 n1 n2 d1...dn
27 76 n1 n2 d1...dn
27 89 n1 n2 d1...dn
ESC L n1 n2 d1...dn
ESC Y n1 n2 d1...dn
Value of
n (8-Dot
Double-Density Mode)
Value of
d
n1 + (256 x n2)
Number of Bytes of Data*
Printed left to right.
Define Downloaded Bit Image (Receipt Station)
Enters a downloaded bit image (such as a logo) into 16K of RAM for the receipt station
with the number of dots specified by n1 and n2. The downloaded bit image is available
until power to the printer is turned off, or until Initialize Printer (1B 40), another
Содержание 7156
Страница 1: ...BD20 1436 A Issue B September 1997 NCR 7156 Thermal Receipt and Impact Slip RS232 Owner s Guide...
Страница 6: ...Contents 7156 Owner s Guide September 1997 iv...
Страница 31: ...7156 Owner s Guide Chapter 2 Setting Up and Using the Printer September 1997 25 Sample Print Test...
Страница 38: ...Chapter 3 Solving Problems 7156 Owner s Guide September 1997 32...
Страница 118: ...Chapter 6 Commands 7156 Owner s Guide September 1997 112...
Страница 122: ...Appendix A Specifications 7156 Owner s Guide September 1997 116...
Страница 129: ...7156 Owner s Guide Appendix B Print Characteristics September 1997 123...
Страница 130: ...Appendix B Print Characteristics 7156 Owner s Guide September 1997 124...
Страница 136: ...Index 7156 Owner s Guide September 1997 6...