Generate Pulse To Open Cash Drawer; Read From Non-Volatile Memory; Write To Non-Volatile Memory; Set Or Cancel Parallel Journal Printing - NCR 7156 Owner's Manual

Chapter 6: Commands

Read from Non-Volatile Memory

Reads a two-byte word from location k in the history EEROM.
Hex
1B 6A k
With LCSIO (RS-485), the printer returns the word in response to a subsequent poll. The
word is be appended to the normal three-byte response as shown.
STA1

Generate Pulse to Open Cash Drawer

Outputs a pulse defined by n1 and n2 to open a cash drawer.
Hex
1B 70 m n1 n2
n1 = (Pulse Ontime)
n2 = (Pulse Offtime)
The pulse is measured as 2 ms. x n (1 or 2).

Write to Non-Volatile Memory

Writes two-byte word n1:n2 to location k in history EEROM.
Hex
1B 73 n1 n2 k
Locations 00-15 (Hex) are reserved.

Set or Cancel Parallel Journal Printing

Because there is no journal station on the 7156, this command is not implemented and is
ignored if received.
Hex
1B 7A n
70
Decimal ASCII
27 106 k ESC j k
STA2 ADDR 6A
Decimal
27 112 m n1 n2
Decimal
27 115 n1 n2 k
Decimal ASCII
27 122 n ESC z n
Value of
k
0-63
N1 N2
ASCII Value of m
0 = Drawer 1
ESC p m n1 n2
1 = Drawer 2
Value of n
ASCII
ESC s n1 n2 k n1 = First Byte
n2 = Second Byte
September 1997
7156 Owner's Guide
Value of
n
0-255
Value of
n
16-63*